Коррекция орбиты некоторых периодических комет от 29 сентября ..
Добавлено: 29 сен 2023 07:07Коррекция орбиты некоторых периодических комет от 29 сентября 2023 года, MPEC 2023-S260
Orbital elements:
2P/Encke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 22.52790 TT Rudenko
q 0.3396000 (2000.0) P Q
n 0.29823172 Peri. 187.28599 -0.94616112 -0.31203233
a 2.2187081 Node 334.02023 +0.30601980 -0.77555666
e 0.8469379 Incl. 11.33671 +0.10550365 -0.54876925
P 3.30
From 3426 observations 2009 Aug. 22-2023 Sept. 28, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = -0.0001.
9P/Tempel
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Mar. 6.54291 TT Rudenko
q 1.5468525 (2000.0) P Q
n 0.17537522 Peri. 180.16541 -0.36701665 +0.91455452
a 3.1609957 Node 68.30563 -0.85324480 -0.25820461
e 0.5106439 Incl. 10.54011 -0.37050249 -0.31132043
P 5.62
From 2387 observations 2015 Nov. 11-2023 Sept. 21, mean residual 0".5.
Nongravitational parameters A1 = -0.08, A2 = +0.0123.
12P/Pons-Brooks
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 21.13193 TT Rudenko
q 0.7808751 (2000.0) P Q
n 0.01383246 Peri. 198.98724 +0.14512285 -0.32930519
a 17.1871238 Node 255.85546 +0.98565780 +0.13020449
e 0.9545663 Incl. 74.19104 +0.08612820 -0.93520312
P 71.3
From 3193 observations 2020 June 10-2023 Sept. 28, mean residual 0".6.
13P/Olbers
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 July 5.87011 TT Rudenko
q 1.2021480 (2000.0) P Q
n 0.01453250 Peri. 63.33829 -0.61667159 -0.36792207
a 16.6306495 Node 87.01426 +0.19402935 -0.92782572
e 0.9277149 Incl. 44.17868 +0.76293431 -0.06142294
P 67.8
From 38 observations 2023 Aug. 13-Sept. 27, mean residual 0".4.
Nongravitational parameters A1 = +18355.00, A2 = +0.0000.
22P/Kopff
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Mar. 18.27744 TT Rudenko
q 1.5465600 (2000.0) P Q
n 0.15470425 Peri. 162.96367 +0.23675697 +0.96896094
a 3.4366441 Node 120.68062 -0.90075964 +0.24635360
e 0.5499796 Incl. 4.74482 -0.36411289 +0.02060590
P 6.37
From 5018 observations 2008 Jan. 30-2023 Sept. 9, mean residual 0".7.
Nongravitational parameters A1 = +0.05, A2 = -0.0394.
29P/Schwassmann-Wachmann
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2019 Apr. 28.45695 TT Rudenko
q 5.7814814 (2000.0) P Q
n 0.06622375 Peri. 51.58125 +0.98987809 -0.07559319
a 6.0505317 Node 312.40299 +0.00659851 +0.86993766
e 0.0444672 Incl. 9.36142 +0.14176682 +0.48733371
P 14.9
From 16653 observations 2018 June 18-2023 Sept. 28, mean residual 0".6.
30P/Reinmuth
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2024 Aug. 16.99478 TT Rudenko
q 1.8058944 (2000.0) P Q
n 0.13671331 Peri. 9.46286 -0.60007243 -0.79021889
a 3.7318901 Node 117.51549 +0.72446026 -0.60276721
e 0.5160912 Incl. 8.06110 +0.33922030 -0.11057027
P 7.21
From 3333 observations 1949 Oct. 27-2023 Sept. 21, mean residual 2".9.
32P/Comas Sola
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 20.56155 TT Rudenko
q 2.0243689 (2000.0) P Q
n 0.10124733 Peri. 54.66810 -0.31889162 -0.93734948
a 4.5591128 Node 54.52936 +0.80406386 -0.34592325
e 0.5559730 Incl. 9.91990 +0.50178626 -0.04138916
P 9.73
From 3379 observations 2004 July 20-2023 Sept. 27, mean residual 0".7.
Nongravitational parameters A1 = -0.40, A2 = -0.0978.
41P/Tuttle-Giacobini-Kresak
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Sept. 13.72647 TT Rudenko
q 1.0506854 (2000.0) P Q
n 0.18158603 Peri. 62.22728 -0.91185105 +0.39793906
a 3.0885011 Node 140.98568 -0.40986565 -0.86861321
e 0.6598074 Incl. 9.21933 -0.02319084 -0.29522126
P 5.43
From 4461 observations 2016 Nov. 10-2023 Sept. 13, mean residual 0".5.
Nongravitational parameters A1 = +0.66, A2 = -0.0135.
49P/Arend-Rigaux
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 Apr. 10.71269 TT Rudenko
q 1.4321263 (2000.0) P Q
n 0.14616343 Peri. 332.92486 -0.05181632 -0.95678938
a 3.5692494 Node 118.79183 +0.96516016 -0.12156191
e 0.5987598 Incl. 19.05587 +0.25647794 +0.26415296
P 6.74
From 3455 observations 2004 June 24-2023 Sept. 16, mean residual 0".6.
Nongravitational parameters A1 = -0.03, A2 = -0.0003.
50P/Arend
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 May 12.82730 TT Rudenko
q 1.9223065 (2000.0) P Q
n 0.11925428 Peri. 49.35900 +0.70934912 -0.70431912
a 4.0877726 Node 355.17249 +0.50646326 +0.53647499
e 0.5297423 Incl. 19.10134 +0.49022321 +0.46489694
P 8.26
From 1753 observations 1999 Aug. 3-2023 Sept. 19, mean residual 0".7.
Nongravitational parameters A1 = +0.21, A2 = -0.0113.
62P/Tsuchinshan
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Dec. 25.05802 TT Rudenko
q 1.2637825 (2000.0) P Q
n 0.15932788 Peri. 47.31042 -0.43615269 -0.89657754
a 3.3698317 Node 68.69727 +0.79959145 -0.42535264
e 0.6249716 Incl. 4.73694 +0.41282484 -0.12338496
P 6.19
From 878 observations 2017 Aug. 10-2023 Sept. 28, mean residual 0".6.
Nongravitational parameters A1 = +0.03, A2 = -0.1229.
71P/Clark
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Jan. 22.83647 TT Rudenko
q 1.5890990 (2000.0) P Q
n 0.17719736 Peri. 209.09833 -0.03206073 +0.98947105
a 3.1392884 Node 59.38919 -0.88236448 +0.03830716
e 0.4938028 Incl. 9.43842 -0.46947315 -0.13956931
P 5.56
From 1279 observations 2016 Feb. 12-2023 Sept. 26, mean residual 0".9.
Nongravitational parameters A1 = +2.96, A2 = -0.5078.
74P/Smirnova-Chernykh
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2018 Apr. 19.70953 TT Rudenko
q 4.2779987 (2000.0) P Q
n 0.09833757 Peri. 139.74592 -0.96582645 +0.24294732
a 4.6486096 Node 54.54113 -0.25703502 -0.85294259
e 0.0797251 Incl. 6.36566 -0.03335077 -0.46202331
P 10.0
From 6197 observations 1981 Sept. 26-2023 Sept. 18, mean residual 1".3.
Nongravitational parameters A1 = -2.17, A2 = -0.3393.
77P/Longmore
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 3.06241 TT Rudenko
q 2.3486906 (2000.0) P Q
n 0.14291042 Peri. 196.71417 -0.85931231 +0.50056361
a 3.6232096 Node 14.76745 -0.40938185 -0.55015483
e 0.3517652 Incl. 24.31854 -0.30657603 -0.66840537
P 6.90
From 2677 observations 1975 Aug. 11-2023 Sept. 22, mean residual 0".8.
Nongravitational parameters A1 = +0.06, A2 = -0.0494.
81P/Wild
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Dec. 15.58854 TT Rudenko
q 1.5982338 (2000.0) P Q
n 0.15356446 Peri. 41.61081 -0.99846472 -0.03918531
a 3.4536282 Node 136.09605 +0.02249767 -0.93274957
e 0.5372305 Incl. 3.23643 +0.05061668 -0.35838910
P 6.42
From 2744 observations 2014 Oct. 18-2023 Sept. 13, mean residual 0".7.
Nongravitational parameters A1 = +0.26, A2 = +0.1934.
103P/Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 12.51244 TT Rudenko
q 1.0640924 (2000.0) P Q
n 0.15210827 Peri. 181.30120 +0.75453046 -0.63878152
a 3.4756350 Node 219.75003 +0.60421703 +0.76567075
e 0.6938423 Incl. 13.61045 +0.25613585 +0.07554121
P 6.48
From 7647 observations 2004 Sept. 20-2023 Sept. 28, mean residual 0".6.
Nongravitational parameters A1 = +0.17, A2 = +0.0248.
117P/Helin-Roman-Alu
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 8.95377 TT Rudenko
q 3.0414843 (2000.0) P Q
n 0.11925403 Peri. 223.20623 +0.20165939 +0.97085980
a 4.0877783 Node 58.82272 -0.85237792 +0.23907409
e 0.2559567 Incl. 8.70437 -0.48247837 -0.01657789
P 8.26
From 4438 observations 2010 Nov. 3-2023 Sept. 27, mean residual 0".7.
Nongravitational parameters A1 = +0.42, A2 = +0.0454.
124P/Mrkos
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2020 Apr. 18.56183 TT Rudenko
q 1.7177584 (2000.0) P Q
n 0.15960353 Peri. 185.26807 -0.99560888 +0.09360412
a 3.3659504 Node 0.12085 -0.05452358 -0.57025208
e 0.4896662 Incl. 31.61142 -0.07609292 -0.81611937
P 6.18
From 2967 observations 1991 Mar. 15-2023 Sept. 17, mean residual 0".7.
Nongravitational parameters A1 = -0.01, A2 = -0.0006.
126P/IRAS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 5.32139 TT Rudenko
q 1.7105131 (2000.0) P Q
n 0.07363312 Peri. 356.59223 +0.99600419 +0.08522949
a 5.6375091 Node 357.87023 -0.05500872 +0.35017674
e 0.6965835 Incl. 45.87334 -0.07035408 +0.93279804
P 13.4
From 926 observations 2009 May 27-2023 Sept. 28, mean residual 0".6.
Nongravitational parameters A1 = +0.01, A2 = -0.2224.
144P/Kushida
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 25.61059 TT Rudenko
q 1.3988465 (2000.0) P Q
n 0.13135412 Peri. 216.32841 -0.15950798 -0.98530751
a 3.8327185 Node 242.92197 +0.92112401 -0.12630563
e 0.6350250 Incl. 3.93119 +0.35508838 -0.11496086
P 7.50
From 3204 observations 1994 Jan. 7-2023 Sept. 26, mean residual 0".6.
Nongravitational parameters A1 = +0.74, A2 = +0.0097.
150P/LONEOS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Mar. 12.43754 TT Rudenko
q 1.7457279 (2000.0) P Q
n 0.12945487 Peri. 246.09704 -0.88075398 -0.35104267
a 3.8701142 Node 272.05947 +0.45860699 -0.79965062
e 0.5489208 Incl. 18.54659 -0.11811882 -0.48716315
P 7.61
From 560 observations 1978 Mar. 6-2023 Sept. 26, mean residual 0".5.
152P/Helin-Lawrence
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Jan. 14.61196 TT Rudenko
q 3.0983049 (2000.0) P Q
n 0.10391664 Peri. 164.20820 -0.23730235 +0.95618476
a 4.4807012 Node 91.82648 -0.90881541 -0.15617545
e 0.3085223 Incl. 9.87775 -0.34313576 -0.24762863
P 9.48
From 1167 observations 1993 Apr. 22-2023 Sept. 24, mean residual 0".9.
Nongravitational parameters A1 = +0.03, A2 = +0.0142.
158P/Kowal-LINEAR
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2021 Dec. 4.97071 TT Rudenko
q 4.8314808 (2000.0) P Q
n 0.07937473 Peri. 194.74680 +0.83850931 +0.53640985
a 5.3622603 Node 132.40345 -0.48587792 +0.81559896
e 0.0989843 Incl. 7.44991 -0.24662680 +0.21693964
P 12.4
From 1043 observations 1979 July 24-2023 Sept. 13, mean residual 0".9.
170P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 18.93229 TT Rudenko
q 2.9233102 (2000.0) P Q
n 0.11398376 Peri. 225.31516 +0.98323472 -0.14832647
a 4.2128313 Node 142.83272 +0.17160980 +0.94934201
e 0.3060937 Incl. 10.11092 -0.06164056 +0.27703610
P 8.65
From 306 observations 2021 June 30-2023 Sept. 28, mean residual 0".5.
185P/Petriew
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 12.89700 TT Rudenko
q 0.9303000 (2000.0) P Q
n 0.18072785 Peri. 181.88630 +0.80956166 -0.57110686
a 3.0982705 Node 214.11417 +0.54171509 +0.81593331
e 0.6997357 Incl. 14.01462 +0.22617401 +0.08994328
P 5.45
From 804 observations 2007 Jan. 11-2023 Sept. 25, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = +0.0143.
202P/Scotti
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 May 17.15763 TT Rudenko
q 3.0692128 (2000.0) P Q
n 0.11809435 Peri. 274.44215 -0.03118303 -0.99951219
a 4.1144959 Node 177.34294 +0.93122073 -0.02968213
e 0.2540489 Incl. 2.14194 +0.36311922 -0.00971361
P 8.35
From 437 observations 2001 Dec. 10-2023 Sept. 21, mean residual 0".7.
Nongravitational parameters A1 = +0.06, A2 = +0.0160.
207P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 31.81006 TT Rudenko
q 0.9381207 (2000.0) P Q
n 0.12882658 Peri. 272.98735 -0.35585959 -0.93290769
a 3.8826872 Node 198.16076 +0.91228107 -0.33396252
e 0.7583837 Incl. 10.20127 +0.20274911 -0.13473034
P 7.65
From 182 observations 2000 Oct. 7-2023 Sept. 23, mean residual 0".9.
219P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Feb. 13.77713 TT Rudenko
q 2.3548990 (2000.0) P Q
n 0.14160925 Peri. 107.61036 +0.91586543 +0.37020442
a 3.6453702 Node 230.95407 -0.40000893 +0.87455940
e 0.3540028 Incl. 11.53995 +0.03440013 +0.31320049
P 6.96
From 1089 observations 2002 June 5-2023 Sept. 27, mean residual 0".8.
Nongravitational parameters A1 = +0.80, A2 = -0.1106.
226P/Pigott-LINEAR-Kowalski
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Dec. 27.25000 TT Rudenko
q 1.7738684 (2000.0) P Q
n 0.13486128 Peri. 341.07388 +0.74447408 -0.35958687
a 3.7659788 Node 54.01351 +0.66625984 +0.34575595
e 0.5289755 Incl. 44.04502 +0.04308326 +0.86668916
P 7.31
From 1262 observations 1995 Oct. 29-2023 Sept. 27, mean residual 2".7.
Nongravitational parameters A1 = +0.00, A2 = +0.0000.
231P/LINEAR-NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2027 Aug. 6.57981 TT Rudenko
q 3.0730845 (2000.0) P Q
n 0.12085923 Peri. 44.16360 -0.98702332 -0.03894546
a 4.0515030 Node 132.91486 -0.00222650 -0.96673025
e 0.2414952 Incl. 12.28129 +0.16056153 -0.25281588
P 8.16
From 596 observations 2003 Feb. 1-2023 Sept. 7, mean residual 0".8.
Nongravitational parameters A1 = +0.09, A2 = -0.0046.
237P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.69010 TT Rudenko
q 1.9870777 (2000.0) P Q
n 0.14986540 Peri. 25.26633 -0.00062501 +0.97546602
a 3.5102264 Node 245.35971 -0.95368781 -0.06680179
e 0.4339175 Incl. 14.01662 -0.30079757 +0.20977024
P 6.58
From 2046 observations 2002 June 18-2023 Sept. 27, mean residual 0".7.
242P/Spahr
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 24.57552 TT Rudenko
q 3.9707459 (2000.0) P Q
n 0.07602164 Peri. 245.00512 +0.41746898 -0.90868422
a 5.5187990 Node 180.37916 +0.89761096 +0.41176637
e 0.2805054 Incl. 32.49008 -0.14147158 -0.06885815
P 13.0
From 471 observations 2011 July 20-2023 Sept. 26, mean residual 0".8.
276P/Vorobjov
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 11.99419 TT Rudenko
q 3.8984356 (2000.0) P Q
n 0.08009010 Peri. 199.40806 +0.63847541 -0.75806862
a 5.3302818 Node 211.33998 +0.73561038 +0.65187396
e 0.2686249 Incl. 14.81244 +0.22633276 +0.01980677
P 12.3
From 296 observations 2000 Dec. 19-2023 Sept. 21, mean residual 0".5.
287P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 6.25876 TT Rudenko
q 3.0342736 (2000.0) P Q
n 0.11596352 Peri. 189.16480 +0.84574181 +0.50078744
a 4.1647454 Node 139.04133 -0.47003224 +0.86260329
e 0.2714384 Incl. 16.32070 -0.25256777 +0.07160660
P 8.50
From 359 observations 2006 Aug. 30-2023 Sept. 22, mean residual 0".9.
Nongravitational parameters A1 = -4.58, A2 = +0.2194.
291P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 4.04870 TT Rudenko
q 2.5652300 (2000.0) P Q
n 0.10204598 Peri. 173.50861 +0.62646364 -0.77390016
a 4.5352940 Node 237.65915 +0.71009881 +0.61578210
e 0.4343851 Incl. 6.30965 +0.32140782 +0.14795590
P 9.66
From 938 observations 2003 Sept. 4-2023 Sept. 27, mean residual 0".8.
310P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 23.71909 TT Rudenko
q 2.4166813 (2000.0) P Q
n 0.11497712 Peri. 31.62287 +0.76202859 -0.64658532
a 4.1885312 Node 8.92132 +0.53662620 +0.60013342
e 0.4230242 Incl. 13.12386 +0.36241515 +0.47092177
P 8.57
From 313 observations 2006 Aug. 29-2023 Sept. 25, mean residual 0".6.
311P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 2.14190 TT Rudenko
q 1.9351261 (2000.0) P Q
n 0.30431522 Peri. 144.33232 +0.44366803 -0.89210211
a 2.1890395 Node 279.19111 +0.80084077 +0.43748392
e 0.1159931 Incl. 4.96949 +0.40225954 +0.11296744
P 3.24
From 211 observations 2005 Jan. 17-2023 Sept. 17, mean residual 0".4.
326P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 30.48619 TT Rudenko
q 2.7697045 (2000.0) P Q
n 0.12025036 Peri. 278.65394 +0.94765169 -0.31646682
a 4.0651676 Node 99.80378 +0.30729054 +0.86772588
e 0.3186740 Incl. 2.47109 +0.08676869 +0.38327608
P 8.20
From 231 observations 1990 Sept. 24-2023 Sept. 24, mean residual 0".8.
347P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 20.04082 TT Rudenko
q 2.2125085 (2000.0) P Q
n 0.14387580 Peri. 98.43565 +0.97946502 +0.01276604
a 3.6069840 Node 261.00699 -0.08610616 +0.92888485
e 0.3866043 Incl. 11.75422 +0.18230198 +0.37014856
P 6.85
From 211 observations 2002 July 12-2023 Sept. 26, mean residual 0".5.
364P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.02139 TT Rudenko
q 0.8013507 (2000.0) P Q
n 0.20168578 Peri. 212.02797 -0.21346378 +0.96511302
a 2.8797350 Node 46.14753 -0.84612173 -0.10505216
e 0.7217276 Incl. 12.13765 -0.48837612 -0.23983514
P 4.89
From 1479 observations 2013 Feb. 1-2023 Sept. 26, mean residual 0".7.
Nongravitational parameters A1 = +0.00, A2 = -0.0004.
393P/Spacewatch-Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2019 Oct. 31.37219 TT Rudenko
q 4.2180531 (2000.0) P Q
n 0.09387404 Peri. 329.02916 +0.98251978 -0.07275332
a 4.7948208 Node 36.38952 +0.16196073 +0.78788358
e 0.1202897 Incl. 16.78775 -0.09178015 +0.61151159
P 10.5
From 145 observations 2009 Sept. 17-2023 Apr. 14, mean residual 0".6.
443P/PANSTARRS-Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Oct. 10.14543 TT Rudenko
q 2.9563398 (2000.0) P Q
n 0.11759157 Peri. 145.11630 -0.24237559 +0.91527171
a 4.1262157 Node 108.94323 -0.94943372 -0.15554393
e 0.2835227 Incl. 19.88832 -0.19957375 -0.37159626
P 8.38
From 199 observations 2005 July 5-2023 Sept. 16, mean residual 0".5.
465P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 9.88671 TT Rudenko
q 2.3297490 (2000.0) P Q
n 0.06640609 Peri. 141.23582 +0.96127415 +0.06125784
a 6.0394510 Node 218.01138 -0.07536746 +0.99624956
e 0.6142449 Incl. 25.86993 +0.26508821 +0.06110878
P 14.8
From 108 observations 2009 Jan. 1-2023 Sept. 23, mean residual 1".0.
466P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 3.69617 TT Rudenko
q 2.1547535 (2000.0) P Q
n 0.12126529 Peri. 196.71490 +0.72067812 +0.66846461
a 4.0424535 Node 119.86586 -0.60935307 +0.73720813
e 0.4669689 Incl. 12.23574 -0.33062348 +0.09838314
P 8.13
From 171 observations 2015 Sept. 17-2023 Sept. 26, mean residual 0".5.
467P/LINEAR-Grauer
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Dec. 1.17415 TT Rudenko
q 5.5083348 (2000.0) P Q
n 0.06997281 Peri. 267.79342 +0.65631250 +0.75390646
a 5.8324342 Node 43.27452 -0.67390303 +0.60342943
e 0.0555685 Incl. 2.47876 -0.33927660 +0.25980371
P 14.1
From 95 observations 2009 July 14-2023 Sept. 21, mean residual 0".4.
468P/Siding Spring
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Nov. 21.00424 TT Rudenko
q 3.9499101 (2000.0) P Q
n 0.05183176 Peri. 322.54615 +0.76586045 +0.64089271
a 7.1242435 Node 356.12543 -0.21720853 +0.18159680
e 0.4455678 Incl. 50.44463 -0.60520925 +0.74584123
P 19.0
From 116 observations 2004 Nov. 3-2023 Sept. 17, mean residual 0".5.
470P/PANSTARRS
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Dec. 18.79570 TT Rudenko
q 2.7279835 (2000.0) P Q
n 0.10436856 Peri. 152.14142 +0.77901322 -0.61104891
a 4.4677576 Node 246.22219 +0.54293566 +0.76952295
e 0.3894065 Incl. 8.83562 +0.31362282 +0.18561697
P 9.44
From 118 observations 2014 Nov. 17-2023 Sept. 26, mean residual 0".5.
471P
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Dec. 20.31876 TT Rudenko
q 2.1235410 (2000.0) P Q
n 0.07236414 Peri. 94.95421 +0.94602455 -0.31374067
a 5.7032241 Node 283.34831 +0.25428380 +0.87400126
e 0.6276596 Incl. 4.79113 +0.20094104 +0.37106413
P 13.6
From 303 observations 1996 June 23-2023 Sept. 24, mean residual 0".5.
Orbital elements:
2P/Encke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 22.52790 TT Rudenko
q 0.3396000 (2000.0) P Q
n 0.29823172 Peri. 187.28599 -0.94616112 -0.31203233
a 2.2187081 Node 334.02023 +0.30601980 -0.77555666
e 0.8469379 Incl. 11.33671 +0.10550365 -0.54876925
P 3.30
From 3426 observations 2009 Aug. 22-2023 Sept. 28, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = -0.0001.
9P/Tempel
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Mar. 6.54291 TT Rudenko
q 1.5468525 (2000.0) P Q
n 0.17537522 Peri. 180.16541 -0.36701665 +0.91455452
a 3.1609957 Node 68.30563 -0.85324480 -0.25820461
e 0.5106439 Incl. 10.54011 -0.37050249 -0.31132043
P 5.62
From 2387 observations 2015 Nov. 11-2023 Sept. 21, mean residual 0".5.
Nongravitational parameters A1 = -0.08, A2 = +0.0123.
12P/Pons-Brooks
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 21.13193 TT Rudenko
q 0.7808751 (2000.0) P Q
n 0.01383246 Peri. 198.98724 +0.14512285 -0.32930519
a 17.1871238 Node 255.85546 +0.98565780 +0.13020449
e 0.9545663 Incl. 74.19104 +0.08612820 -0.93520312
P 71.3
From 3193 observations 2020 June 10-2023 Sept. 28, mean residual 0".6.
13P/Olbers
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 July 5.87011 TT Rudenko
q 1.2021480 (2000.0) P Q
n 0.01453250 Peri. 63.33829 -0.61667159 -0.36792207
a 16.6306495 Node 87.01426 +0.19402935 -0.92782572
e 0.9277149 Incl. 44.17868 +0.76293431 -0.06142294
P 67.8
From 38 observations 2023 Aug. 13-Sept. 27, mean residual 0".4.
Nongravitational parameters A1 = +18355.00, A2 = +0.0000.
22P/Kopff
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Mar. 18.27744 TT Rudenko
q 1.5465600 (2000.0) P Q
n 0.15470425 Peri. 162.96367 +0.23675697 +0.96896094
a 3.4366441 Node 120.68062 -0.90075964 +0.24635360
e 0.5499796 Incl. 4.74482 -0.36411289 +0.02060590
P 6.37
From 5018 observations 2008 Jan. 30-2023 Sept. 9, mean residual 0".7.
Nongravitational parameters A1 = +0.05, A2 = -0.0394.
29P/Schwassmann-Wachmann
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2019 Apr. 28.45695 TT Rudenko
q 5.7814814 (2000.0) P Q
n 0.06622375 Peri. 51.58125 +0.98987809 -0.07559319
a 6.0505317 Node 312.40299 +0.00659851 +0.86993766
e 0.0444672 Incl. 9.36142 +0.14176682 +0.48733371
P 14.9
From 16653 observations 2018 June 18-2023 Sept. 28, mean residual 0".6.
30P/Reinmuth
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2024 Aug. 16.99478 TT Rudenko
q 1.8058944 (2000.0) P Q
n 0.13671331 Peri. 9.46286 -0.60007243 -0.79021889
a 3.7318901 Node 117.51549 +0.72446026 -0.60276721
e 0.5160912 Incl. 8.06110 +0.33922030 -0.11057027
P 7.21
From 3333 observations 1949 Oct. 27-2023 Sept. 21, mean residual 2".9.
32P/Comas Sola
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 20.56155 TT Rudenko
q 2.0243689 (2000.0) P Q
n 0.10124733 Peri. 54.66810 -0.31889162 -0.93734948
a 4.5591128 Node 54.52936 +0.80406386 -0.34592325
e 0.5559730 Incl. 9.91990 +0.50178626 -0.04138916
P 9.73
From 3379 observations 2004 July 20-2023 Sept. 27, mean residual 0".7.
Nongravitational parameters A1 = -0.40, A2 = -0.0978.
41P/Tuttle-Giacobini-Kresak
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Sept. 13.72647 TT Rudenko
q 1.0506854 (2000.0) P Q
n 0.18158603 Peri. 62.22728 -0.91185105 +0.39793906
a 3.0885011 Node 140.98568 -0.40986565 -0.86861321
e 0.6598074 Incl. 9.21933 -0.02319084 -0.29522126
P 5.43
From 4461 observations 2016 Nov. 10-2023 Sept. 13, mean residual 0".5.
Nongravitational parameters A1 = +0.66, A2 = -0.0135.
49P/Arend-Rigaux
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 Apr. 10.71269 TT Rudenko
q 1.4321263 (2000.0) P Q
n 0.14616343 Peri. 332.92486 -0.05181632 -0.95678938
a 3.5692494 Node 118.79183 +0.96516016 -0.12156191
e 0.5987598 Incl. 19.05587 +0.25647794 +0.26415296
P 6.74
From 3455 observations 2004 June 24-2023 Sept. 16, mean residual 0".6.
Nongravitational parameters A1 = -0.03, A2 = -0.0003.
50P/Arend
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 May 12.82730 TT Rudenko
q 1.9223065 (2000.0) P Q
n 0.11925428 Peri. 49.35900 +0.70934912 -0.70431912
a 4.0877726 Node 355.17249 +0.50646326 +0.53647499
e 0.5297423 Incl. 19.10134 +0.49022321 +0.46489694
P 8.26
From 1753 observations 1999 Aug. 3-2023 Sept. 19, mean residual 0".7.
Nongravitational parameters A1 = +0.21, A2 = -0.0113.
62P/Tsuchinshan
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Dec. 25.05802 TT Rudenko
q 1.2637825 (2000.0) P Q
n 0.15932788 Peri. 47.31042 -0.43615269 -0.89657754
a 3.3698317 Node 68.69727 +0.79959145 -0.42535264
e 0.6249716 Incl. 4.73694 +0.41282484 -0.12338496
P 6.19
From 878 observations 2017 Aug. 10-2023 Sept. 28, mean residual 0".6.
Nongravitational parameters A1 = +0.03, A2 = -0.1229.
71P/Clark
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Jan. 22.83647 TT Rudenko
q 1.5890990 (2000.0) P Q
n 0.17719736 Peri. 209.09833 -0.03206073 +0.98947105
a 3.1392884 Node 59.38919 -0.88236448 +0.03830716
e 0.4938028 Incl. 9.43842 -0.46947315 -0.13956931
P 5.56
From 1279 observations 2016 Feb. 12-2023 Sept. 26, mean residual 0".9.
Nongravitational parameters A1 = +2.96, A2 = -0.5078.
74P/Smirnova-Chernykh
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2018 Apr. 19.70953 TT Rudenko
q 4.2779987 (2000.0) P Q
n 0.09833757 Peri. 139.74592 -0.96582645 +0.24294732
a 4.6486096 Node 54.54113 -0.25703502 -0.85294259
e 0.0797251 Incl. 6.36566 -0.03335077 -0.46202331
P 10.0
From 6197 observations 1981 Sept. 26-2023 Sept. 18, mean residual 1".3.
Nongravitational parameters A1 = -2.17, A2 = -0.3393.
77P/Longmore
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 3.06241 TT Rudenko
q 2.3486906 (2000.0) P Q
n 0.14291042 Peri. 196.71417 -0.85931231 +0.50056361
a 3.6232096 Node 14.76745 -0.40938185 -0.55015483
e 0.3517652 Incl. 24.31854 -0.30657603 -0.66840537
P 6.90
From 2677 observations 1975 Aug. 11-2023 Sept. 22, mean residual 0".8.
Nongravitational parameters A1 = +0.06, A2 = -0.0494.
81P/Wild
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Dec. 15.58854 TT Rudenko
q 1.5982338 (2000.0) P Q
n 0.15356446 Peri. 41.61081 -0.99846472 -0.03918531
a 3.4536282 Node 136.09605 +0.02249767 -0.93274957
e 0.5372305 Incl. 3.23643 +0.05061668 -0.35838910
P 6.42
From 2744 observations 2014 Oct. 18-2023 Sept. 13, mean residual 0".7.
Nongravitational parameters A1 = +0.26, A2 = +0.1934.
103P/Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 12.51244 TT Rudenko
q 1.0640924 (2000.0) P Q
n 0.15210827 Peri. 181.30120 +0.75453046 -0.63878152
a 3.4756350 Node 219.75003 +0.60421703 +0.76567075
e 0.6938423 Incl. 13.61045 +0.25613585 +0.07554121
P 6.48
From 7647 observations 2004 Sept. 20-2023 Sept. 28, mean residual 0".6.
Nongravitational parameters A1 = +0.17, A2 = +0.0248.
117P/Helin-Roman-Alu
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 8.95377 TT Rudenko
q 3.0414843 (2000.0) P Q
n 0.11925403 Peri. 223.20623 +0.20165939 +0.97085980
a 4.0877783 Node 58.82272 -0.85237792 +0.23907409
e 0.2559567 Incl. 8.70437 -0.48247837 -0.01657789
P 8.26
From 4438 observations 2010 Nov. 3-2023 Sept. 27, mean residual 0".7.
Nongravitational parameters A1 = +0.42, A2 = +0.0454.
124P/Mrkos
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2020 Apr. 18.56183 TT Rudenko
q 1.7177584 (2000.0) P Q
n 0.15960353 Peri. 185.26807 -0.99560888 +0.09360412
a 3.3659504 Node 0.12085 -0.05452358 -0.57025208
e 0.4896662 Incl. 31.61142 -0.07609292 -0.81611937
P 6.18
From 2967 observations 1991 Mar. 15-2023 Sept. 17, mean residual 0".7.
Nongravitational parameters A1 = -0.01, A2 = -0.0006.
126P/IRAS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 5.32139 TT Rudenko
q 1.7105131 (2000.0) P Q
n 0.07363312 Peri. 356.59223 +0.99600419 +0.08522949
a 5.6375091 Node 357.87023 -0.05500872 +0.35017674
e 0.6965835 Incl. 45.87334 -0.07035408 +0.93279804
P 13.4
From 926 observations 2009 May 27-2023 Sept. 28, mean residual 0".6.
Nongravitational parameters A1 = +0.01, A2 = -0.2224.
144P/Kushida
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 25.61059 TT Rudenko
q 1.3988465 (2000.0) P Q
n 0.13135412 Peri. 216.32841 -0.15950798 -0.98530751
a 3.8327185 Node 242.92197 +0.92112401 -0.12630563
e 0.6350250 Incl. 3.93119 +0.35508838 -0.11496086
P 7.50
From 3204 observations 1994 Jan. 7-2023 Sept. 26, mean residual 0".6.
Nongravitational parameters A1 = +0.74, A2 = +0.0097.
150P/LONEOS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Mar. 12.43754 TT Rudenko
q 1.7457279 (2000.0) P Q
n 0.12945487 Peri. 246.09704 -0.88075398 -0.35104267
a 3.8701142 Node 272.05947 +0.45860699 -0.79965062
e 0.5489208 Incl. 18.54659 -0.11811882 -0.48716315
P 7.61
From 560 observations 1978 Mar. 6-2023 Sept. 26, mean residual 0".5.
152P/Helin-Lawrence
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Jan. 14.61196 TT Rudenko
q 3.0983049 (2000.0) P Q
n 0.10391664 Peri. 164.20820 -0.23730235 +0.95618476
a 4.4807012 Node 91.82648 -0.90881541 -0.15617545
e 0.3085223 Incl. 9.87775 -0.34313576 -0.24762863
P 9.48
From 1167 observations 1993 Apr. 22-2023 Sept. 24, mean residual 0".9.
Nongravitational parameters A1 = +0.03, A2 = +0.0142.
158P/Kowal-LINEAR
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2021 Dec. 4.97071 TT Rudenko
q 4.8314808 (2000.0) P Q
n 0.07937473 Peri. 194.74680 +0.83850931 +0.53640985
a 5.3622603 Node 132.40345 -0.48587792 +0.81559896
e 0.0989843 Incl. 7.44991 -0.24662680 +0.21693964
P 12.4
From 1043 observations 1979 July 24-2023 Sept. 13, mean residual 0".9.
170P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 18.93229 TT Rudenko
q 2.9233102 (2000.0) P Q
n 0.11398376 Peri. 225.31516 +0.98323472 -0.14832647
a 4.2128313 Node 142.83272 +0.17160980 +0.94934201
e 0.3060937 Incl. 10.11092 -0.06164056 +0.27703610
P 8.65
From 306 observations 2021 June 30-2023 Sept. 28, mean residual 0".5.
185P/Petriew
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 12.89700 TT Rudenko
q 0.9303000 (2000.0) P Q
n 0.18072785 Peri. 181.88630 +0.80956166 -0.57110686
a 3.0982705 Node 214.11417 +0.54171509 +0.81593331
e 0.6997357 Incl. 14.01462 +0.22617401 +0.08994328
P 5.45
From 804 observations 2007 Jan. 11-2023 Sept. 25, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = +0.0143.
202P/Scotti
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 May 17.15763 TT Rudenko
q 3.0692128 (2000.0) P Q
n 0.11809435 Peri. 274.44215 -0.03118303 -0.99951219
a 4.1144959 Node 177.34294 +0.93122073 -0.02968213
e 0.2540489 Incl. 2.14194 +0.36311922 -0.00971361
P 8.35
From 437 observations 2001 Dec. 10-2023 Sept. 21, mean residual 0".7.
Nongravitational parameters A1 = +0.06, A2 = +0.0160.
207P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 31.81006 TT Rudenko
q 0.9381207 (2000.0) P Q
n 0.12882658 Peri. 272.98735 -0.35585959 -0.93290769
a 3.8826872 Node 198.16076 +0.91228107 -0.33396252
e 0.7583837 Incl. 10.20127 +0.20274911 -0.13473034
P 7.65
From 182 observations 2000 Oct. 7-2023 Sept. 23, mean residual 0".9.
219P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Feb. 13.77713 TT Rudenko
q 2.3548990 (2000.0) P Q
n 0.14160925 Peri. 107.61036 +0.91586543 +0.37020442
a 3.6453702 Node 230.95407 -0.40000893 +0.87455940
e 0.3540028 Incl. 11.53995 +0.03440013 +0.31320049
P 6.96
From 1089 observations 2002 June 5-2023 Sept. 27, mean residual 0".8.
Nongravitational parameters A1 = +0.80, A2 = -0.1106.
226P/Pigott-LINEAR-Kowalski
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Dec. 27.25000 TT Rudenko
q 1.7738684 (2000.0) P Q
n 0.13486128 Peri. 341.07388 +0.74447408 -0.35958687
a 3.7659788 Node 54.01351 +0.66625984 +0.34575595
e 0.5289755 Incl. 44.04502 +0.04308326 +0.86668916
P 7.31
From 1262 observations 1995 Oct. 29-2023 Sept. 27, mean residual 2".7.
Nongravitational parameters A1 = +0.00, A2 = +0.0000.
231P/LINEAR-NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2027 Aug. 6.57981 TT Rudenko
q 3.0730845 (2000.0) P Q
n 0.12085923 Peri. 44.16360 -0.98702332 -0.03894546
a 4.0515030 Node 132.91486 -0.00222650 -0.96673025
e 0.2414952 Incl. 12.28129 +0.16056153 -0.25281588
P 8.16
From 596 observations 2003 Feb. 1-2023 Sept. 7, mean residual 0".8.
Nongravitational parameters A1 = +0.09, A2 = -0.0046.
237P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.69010 TT Rudenko
q 1.9870777 (2000.0) P Q
n 0.14986540 Peri. 25.26633 -0.00062501 +0.97546602
a 3.5102264 Node 245.35971 -0.95368781 -0.06680179
e 0.4339175 Incl. 14.01662 -0.30079757 +0.20977024
P 6.58
From 2046 observations 2002 June 18-2023 Sept. 27, mean residual 0".7.
242P/Spahr
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 24.57552 TT Rudenko
q 3.9707459 (2000.0) P Q
n 0.07602164 Peri. 245.00512 +0.41746898 -0.90868422
a 5.5187990 Node 180.37916 +0.89761096 +0.41176637
e 0.2805054 Incl. 32.49008 -0.14147158 -0.06885815
P 13.0
From 471 observations 2011 July 20-2023 Sept. 26, mean residual 0".8.
276P/Vorobjov
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 11.99419 TT Rudenko
q 3.8984356 (2000.0) P Q
n 0.08009010 Peri. 199.40806 +0.63847541 -0.75806862
a 5.3302818 Node 211.33998 +0.73561038 +0.65187396
e 0.2686249 Incl. 14.81244 +0.22633276 +0.01980677
P 12.3
From 296 observations 2000 Dec. 19-2023 Sept. 21, mean residual 0".5.
287P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 6.25876 TT Rudenko
q 3.0342736 (2000.0) P Q
n 0.11596352 Peri. 189.16480 +0.84574181 +0.50078744
a 4.1647454 Node 139.04133 -0.47003224 +0.86260329
e 0.2714384 Incl. 16.32070 -0.25256777 +0.07160660
P 8.50
From 359 observations 2006 Aug. 30-2023 Sept. 22, mean residual 0".9.
Nongravitational parameters A1 = -4.58, A2 = +0.2194.
291P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 4.04870 TT Rudenko
q 2.5652300 (2000.0) P Q
n 0.10204598 Peri. 173.50861 +0.62646364 -0.77390016
a 4.5352940 Node 237.65915 +0.71009881 +0.61578210
e 0.4343851 Incl. 6.30965 +0.32140782 +0.14795590
P 9.66
From 938 observations 2003 Sept. 4-2023 Sept. 27, mean residual 0".8.
310P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 23.71909 TT Rudenko
q 2.4166813 (2000.0) P Q
n 0.11497712 Peri. 31.62287 +0.76202859 -0.64658532
a 4.1885312 Node 8.92132 +0.53662620 +0.60013342
e 0.4230242 Incl. 13.12386 +0.36241515 +0.47092177
P 8.57
From 313 observations 2006 Aug. 29-2023 Sept. 25, mean residual 0".6.
311P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 2.14190 TT Rudenko
q 1.9351261 (2000.0) P Q
n 0.30431522 Peri. 144.33232 +0.44366803 -0.89210211
a 2.1890395 Node 279.19111 +0.80084077 +0.43748392
e 0.1159931 Incl. 4.96949 +0.40225954 +0.11296744
P 3.24
From 211 observations 2005 Jan. 17-2023 Sept. 17, mean residual 0".4.
326P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 30.48619 TT Rudenko
q 2.7697045 (2000.0) P Q
n 0.12025036 Peri. 278.65394 +0.94765169 -0.31646682
a 4.0651676 Node 99.80378 +0.30729054 +0.86772588
e 0.3186740 Incl. 2.47109 +0.08676869 +0.38327608
P 8.20
From 231 observations 1990 Sept. 24-2023 Sept. 24, mean residual 0".8.
347P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 20.04082 TT Rudenko
q 2.2125085 (2000.0) P Q
n 0.14387580 Peri. 98.43565 +0.97946502 +0.01276604
a 3.6069840 Node 261.00699 -0.08610616 +0.92888485
e 0.3866043 Incl. 11.75422 +0.18230198 +0.37014856
P 6.85
From 211 observations 2002 July 12-2023 Sept. 26, mean residual 0".5.
364P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.02139 TT Rudenko
q 0.8013507 (2000.0) P Q
n 0.20168578 Peri. 212.02797 -0.21346378 +0.96511302
a 2.8797350 Node 46.14753 -0.84612173 -0.10505216
e 0.7217276 Incl. 12.13765 -0.48837612 -0.23983514
P 4.89
From 1479 observations 2013 Feb. 1-2023 Sept. 26, mean residual 0".7.
Nongravitational parameters A1 = +0.00, A2 = -0.0004.
393P/Spacewatch-Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2019 Oct. 31.37219 TT Rudenko
q 4.2180531 (2000.0) P Q
n 0.09387404 Peri. 329.02916 +0.98251978 -0.07275332
a 4.7948208 Node 36.38952 +0.16196073 +0.78788358
e 0.1202897 Incl. 16.78775 -0.09178015 +0.61151159
P 10.5
From 145 observations 2009 Sept. 17-2023 Apr. 14, mean residual 0".6.
443P/PANSTARRS-Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Oct. 10.14543 TT Rudenko
q 2.9563398 (2000.0) P Q
n 0.11759157 Peri. 145.11630 -0.24237559 +0.91527171
a 4.1262157 Node 108.94323 -0.94943372 -0.15554393
e 0.2835227 Incl. 19.88832 -0.19957375 -0.37159626
P 8.38
From 199 observations 2005 July 5-2023 Sept. 16, mean residual 0".5.
465P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 9.88671 TT Rudenko
q 2.3297490 (2000.0) P Q
n 0.06640609 Peri. 141.23582 +0.96127415 +0.06125784
a 6.0394510 Node 218.01138 -0.07536746 +0.99624956
e 0.6142449 Incl. 25.86993 +0.26508821 +0.06110878
P 14.8
From 108 observations 2009 Jan. 1-2023 Sept. 23, mean residual 1".0.
466P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 3.69617 TT Rudenko
q 2.1547535 (2000.0) P Q
n 0.12126529 Peri. 196.71490 +0.72067812 +0.66846461
a 4.0424535 Node 119.86586 -0.60935307 +0.73720813
e 0.4669689 Incl. 12.23574 -0.33062348 +0.09838314
P 8.13
From 171 observations 2015 Sept. 17-2023 Sept. 26, mean residual 0".5.
467P/LINEAR-Grauer
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Dec. 1.17415 TT Rudenko
q 5.5083348 (2000.0) P Q
n 0.06997281 Peri. 267.79342 +0.65631250 +0.75390646
a 5.8324342 Node 43.27452 -0.67390303 +0.60342943
e 0.0555685 Incl. 2.47876 -0.33927660 +0.25980371
P 14.1
From 95 observations 2009 July 14-2023 Sept. 21, mean residual 0".4.
468P/Siding Spring
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Nov. 21.00424 TT Rudenko
q 3.9499101 (2000.0) P Q
n 0.05183176 Peri. 322.54615 +0.76586045 +0.64089271
a 7.1242435 Node 356.12543 -0.21720853 +0.18159680
e 0.4455678 Incl. 50.44463 -0.60520925 +0.74584123
P 19.0
From 116 observations 2004 Nov. 3-2023 Sept. 17, mean residual 0".5.
470P/PANSTARRS
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Dec. 18.79570 TT Rudenko
q 2.7279835 (2000.0) P Q
n 0.10436856 Peri. 152.14142 +0.77901322 -0.61104891
a 4.4677576 Node 246.22219 +0.54293566 +0.76952295
e 0.3894065 Incl. 8.83562 +0.31362282 +0.18561697
P 9.44
From 118 observations 2014 Nov. 17-2023 Sept. 26, mean residual 0".5.
471P
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Dec. 20.31876 TT Rudenko
q 2.1235410 (2000.0) P Q
n 0.07236414 Peri. 94.95421 +0.94602455 -0.31374067
a 5.7032241 Node 283.34831 +0.25428380 +0.87400126
e 0.6276596 Incl. 4.79113 +0.20094104 +0.37106413
P 13.6
From 303 observations 1996 June 23-2023 Sept. 24, mean residual 0".5.