Коррекция орбиты некоторых периодических комет от 13 ноября ..

[Gremlin]

Коррекция орбиты некоторых периодических комет от 13 ноября 2023 года, MPEC 2023-V225

Orbital elements:
2P/Encke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 22.52791 TT Rudenko
q 0.3396000 (2000.0) P Q
n 0.29823173 Peri. 187.28596 -0.94616112 -0.31203234
a 2.2187080 Node 334.02025 +0.30601978 -0.77555656
e 0.8469379 Incl. 11.33672 +0.10550373 -0.54876939
P 3.30
From 3516 observations 2009 Aug. 22-2023 Oct. 13, 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. 6.54286 TT Rudenko
q 1.5468526 (2000.0) P Q
n 0.17537505 Peri. 180.16538 -0.36701687 +0.91455443
a 3.1609977 Node 68.30565 -0.85324476 -0.25820482
e 0.5106442 Incl. 10.54011 -0.37050236 -0.31132053
P 5.62
From 2418 observations 2015 Nov. 11-2023 Nov. 5, mean residual 0".5.
Nongravitational parameters A1 = -0.07, A2 = +0.0149.

12P/Pons-Brooks
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 21.12711 TT Rudenko
q 0.7808638 (2000.0) P Q
n 0.01382628 Peri. 198.98694 +0.14513366 -0.32931121
a 17.1922367 Node 255.85483 +0.98565579 +0.13021351
e 0.9545804 Incl. 74.19078 +0.08613300 -0.93519975
P 71.3
From 4638 observations 2023 Feb. 27-Nov. 12, mean residual 0".6.

13P/Olbers
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 June 30.03382 TT Rudenko
q 1.1752688 (2000.0) P Q
n 0.01418115 Peri. 64.40081 -0.60892677 -0.37149226
a 16.9042167 Node 85.87543 +0.18566400 -0.92575922
e 0.9304748 Incl. 44.64224 +0.77119198 -0.07045122
P 69.5
From 171 observations 1956 Jan. 13-2023 Nov. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.46, A2 = +0.1688.

29P/Schwassmann-Wachmann
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2019 Apr. 28.45943 TT Rudenko
q 5.7814819 (2000.0) P Q
n 0.06622372 Peri. 51.58143 +0.98987785 -0.07559628
a 6.0505337 Node 312.40299 +0.00660123 +0.86993763
e 0.0444674 Incl. 9.36142 +0.14176834 +0.48733327
P 14.9
From 16977 observations 2018 June 18-2023 Nov. 12, mean residual 0".6.

30P/Reinmuth
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Aug. 17.10196 TT Rudenko
q 1.8120906 (2000.0) P Q
n 0.13639209 Peri. 9.43761 -0.59708749 -0.79246825
a 3.7377473 Node 117.32659 +0.72654580 -0.59999418
e 0.5151918 Incl. 8.05074 +0.34002607 -0.10954931
P 7.23
From 816 observations 2011 Apr. 12-2023 Nov. 11, mean residual 0".8.

32P/Comas Sola
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 20.55828 TT Rudenko
q 2.0243664 (2000.0) P Q
n 0.10124742 Peri. 54.66722 -0.31888232 -0.93735256
a 4.5591101 Node 54.52968 +0.80406756 -0.34591559
e 0.5559733 Incl. 9.91991 +0.50178623 -0.04138345
P 9.73
From 3642 observations 2004 July 20-2023 Nov. 12, mean residual 0".8.
Nongravitational parameters A1 = -0.19, A2 = -0.1004.

39P/Oterma
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 17.34800 TT Rudenko
q 5.7082230 (2000.0) P Q
n 0.05101459 Peri. 104.39980 +0.77124643 -0.63606298
a 7.2001211 Node 295.10522 +0.57306724 +0.71061837
e 0.2072046 Incl. 1.55370 +0.27707919 +0.30074145
P 19.3
From 30 observations 2019 July 3-2023 Nov. 10, mean residual 0".4.

43P/Wolf-Harrington
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 Aug. 5.57346 TT Rudenko
q 2.4404027 (2000.0) P Q
n 0.10969331 Peri. 224.03722 -0.30149481 -0.94225822
a 4.3219787 Node 244.00794 +0.91349658 -0.24165571
e 0.4353506 Incl. 9.33337 +0.27317555 -0.23184470
P 8.99
From 413 observations 2017 Jan. 5-2023 Nov. 1, mean residual 0".7.
Nongravitational parameters A1 = +0.15, A2 = +0.5176.

52P/Harrington-Abell
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 Oct. 5.28255 TT Rudenko
q 1.7752391 (2000.0) P Q
n 0.12980470 Peri. 139.55360 -0.44819002 -0.89119868
a 3.8631576 Node 336.81400 +0.76749415 -0.34350556
e 0.5404694 Incl. 10.23129 +0.45834314 -0.29625806
P 7.59
From 1676 observations 1983 Sept. 18-2022 May 26, mean residual 0".7.
Nongravitational parameters A1 = -0.15, A2 = +0.0084.

57P/du Toit-Neujmin-Delporte
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 Oct. 17.04979 TT Rudenko
q 1.7187526 (2000.0) P Q
n 0.15427868 Peri. 115.11988 +0.55750750 +0.83013719
a 3.4429610 Node 188.77553 -0.77846764 +0.51958631
e 0.5007923 Incl. 2.85239 -0.28839820 +0.20224320
P 6.39
From 1362 observations 2015 Feb. 18-2023 Feb. 9, mean residual 0".9.

62P/Tsuchinshan
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 25.07861 TT Rudenko
q 1.2652272 (2000.0) P Q
n 0.15909595 Peri. 47.26383 -0.43504871 -0.89711337
a 3.3731058 Node 68.67343 +0.80009754 -0.42436511
e 0.6249074 Incl. 4.73798 +0.41300913 -0.12288962
P 6.20
From 278 observations 2023 Aug. 29-Nov. 12, mean residual 0".6.
Nongravitational parameters A1 = -7.43, A2 = -0.0119.

70P/Kojima
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 Nov. 3.14090 TT Rudenko
q 2.0071431 (2000.0) P Q
n 0.13979512 Peri. 1.77971 -0.51526528 -0.85114513
a 3.6768398 Node 119.24748 +0.78488385 -0.51563271
e 0.4541119 Incl. 6.59889 +0.34417878 -0.09836094
P 7.05
From 1981 observations 2000 Nov. 28-2022 June 16, mean residual 0".5.
Nongravitational parameters A1 = +0.01, A2 = -0.0015.

71P/Clark
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Jan. 22.83670 TT Rudenko
q 1.5891011 (2000.0) P Q
n 0.17719565 Peri. 209.09901 -0.03205330 +0.98947160
a 3.1393086 Node 59.38894 -0.88236438 +0.03831271
e 0.4938054 Incl. 9.43830 -0.46947384 -0.13956390
P 5.56
From 1390 observations 2016 Feb. 12-2023 Nov. 8, mean residual 1".1.
Nongravitational parameters A1 = +2.87, A2 = -0.4789.

72P/Denning-Fujikawa
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 June 15.77219 TT Rudenko
q 0.7810489 (2000.0) P Q
n 0.11025719 Peri. 346.73223 +0.97078055 -0.22428511
a 4.3072304 Node 26.69703 +0.23384343 +0.80434044
e 0.8186656 Incl. 10.94873 +0.05387364 +0.55021146
P 8.94
From 43 observations 2014 June 17-2023 June 20, mean residual 0".7.

74P/Smirnova-Chernykh
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2028 May 16.88312 TT Rudenko
q 4.4834490 (2000.0) P Q
n 0.09513674 Peri. 136.93193 -0.97926872 +0.18096449
a 4.7523003 Node 53.71351 -0.20253049 -0.86634108
e 0.0565729 Incl. 6.48358 -0.00376440 -0.46551583
P 10.4
From 1787 observations 2018 Jan. 1-2023 Nov. 5, mean residual 0".5.
Nongravitational parameters A1 = -2.13, A2 = -0.3617.

91P/Russell
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2020 Nov. 13.20285 TT Rudenko
q 2.5859395 (2000.0) P Q
n 0.12812205 Peri. 357.67221 -0.45999045 +0.85742941
a 3.8969078 Node 244.86294 -0.81048164 -0.51157468
e 0.3364124 Incl. 14.76392 -0.36266829 +0.05573290
P 7.69
From 301 observations 2004 Mar. 18-2023 Nov. 3, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = +0.1324.

99P/Kowal
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Apr. 10.90495 TT Rudenko
q 4.7049501 (2000.0) P Q
n 0.06543555 Peri. 174.75165 -0.92139026 +0.38700091
a 6.0990220 Node 28.09995 -0.35926572 -0.81318832
e 0.2285730 Incl. 4.33969 -0.14821652 -0.43468961
P 15.1
From 1709 observations 1977 Apr. 25-2023 Aug. 10, mean residual 0".6.

103P/Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 12.51240 TT Rudenko
q 1.0640923 (2000.0) P Q
n 0.15210828 Peri. 181.30122 +0.75453045 -0.63878154
a 3.4756349 Node 219.75001 +0.60421706 +0.76567073
e 0.6938423 Incl. 13.61045 +0.25613577 +0.07554121
P 6.48
From 8220 observations 2004 Sept. 20-2023 Nov. 12, mean residual 0".6.
Nongravitational parameters A1 = +0.17, A2 = +0.0247.

113P/Spitaler
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 June 1.60810 TT Rudenko
q 2.1422268 (2000.0) P Q
n 0.13887126 Peri. 115.58062 +0.46250361 -0.88352986
a 3.6931289 Node 306.67140 +0.77680166 +0.44400207
e 0.4199426 Incl. 5.28854 +0.42739863 +0.14912123
P 7.10
From 505 observations 2015 Jan. 19-2023 Apr. 15, mean residual 0".7.

116P/Wild
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 16.73713 TT Rudenko
q 2.1966277 (2000.0) P Q
n 0.15127156 Peri. 173.23477 -0.96931307 +0.24479781
a 3.4884395 Node 20.97665 -0.22838693 -0.86289624
e 0.3703122 Incl. 3.60335 -0.09094828 -0.44213585
P 6.52
From 3057 observations 2014 Oct. 31-2023 Oct. 4, mean residual 0".8.

117P/Helin-Roman-Alu
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 8.95430 TT Rudenko
q 3.0414843 (2000.0) P Q
n 0.11925405 Peri. 223.20639 +0.20166144 +0.97085941
a 4.0877779 Node 58.82267 -0.85237745 +0.23907575
e 0.2559566 Incl. 8.70436 -0.48247834 -0.01657665
P 8.26
From 4656 observations 2010 Nov. 3-2023 Nov. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.41, A2 = +0.0440.

126P/IRAS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 5.32146 TT Rudenko
q 1.7105174 (2000.0) P Q
n 0.07362711 Peri. 356.59234 +0.99600440 +0.08522720
a 5.6378160 Node 357.87027 -0.05500752 +0.35017851
e 0.6965993 Incl. 45.87324 -0.07035204 +0.93279758
P 13.4
From 1330 observations 2009 May 27-2023 Nov. 12, mean residual 0".6.
Nongravitational parameters A1 = +0.02, A2 = +0.0229.

143P/Kowal-Mrkos
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2027 Feb. 21.16467 TT Rudenko
q 2.4807396 (2000.0) P Q
n 0.11201673 Peri. 320.54354 -0.90370592 +0.42147014
a 4.2620066 Node 244.53767 -0.36869939 -0.85554180
e 0.4179409 Incl. 4.78764 -0.21766114 -0.30068446
P 8.80
From 747 observations 2015 Jan. 22-2023 Nov. 8, mean residual 0".4.

144P/Kushida
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 25.76856 TT Rudenko
q 1.3987709 (2000.0) P Q
n 0.13135723 Peri. 216.32186 -0.15949928 -0.98530850
a 3.8326579 Node 242.92801 +0.92112389 -0.12629453
e 0.6350389 Incl. 3.93142 +0.35509262 -0.11496461
P 7.50
From 687 observations 2016 July 31-2023 Nov. 12, mean residual 0".6.
Nongravitational parameters A1 = +0.69, A2 = -0.0971.

150P/LONEOS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Mar. 12.43657 TT Rudenko
q 1.7457277 (2000.0) P Q
n 0.12945489 Peri. 246.09692 -0.88075324 -0.35104450
a 3.8701139 Node 272.05948 +0.45860867 -0.79964964
e 0.5489208 Incl. 18.54659 -0.11811781 -0.48716343
P 7.61
From 606 observations 1978 Mar. 6-2023 Nov. 12, mean residual 0".5.

152P/Helin-Lawrence
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Jan. 14.61312 TT Rudenko
q 3.0983056 (2000.0) P Q
n 0.10391661 Peri. 164.20845 -0.23729847 +0.95618568
a 4.4807021 Node 91.82647 -0.90881605 -0.15617166
e 0.3085223 Incl. 9.87776 -0.34313675 -0.24762746
P 9.48
From 1258 observations 1993 Apr. 22-2023 Nov. 11, mean residual 0".9.
Nongravitational parameters A1 = +0.02, A2 = +0.0143.

158P/Kowal-LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Feb. 23.52994 TT Rudenko
q 4.8640519 (2000.0) P Q
n 0.07714124 Peri. 205.17855 +0.90215495 +0.42014766
a 5.4652700 Node 129.61979 -0.37117189 +0.87162481
e 0.1100070 Incl. 7.30478 -0.21988149 +0.25247996
P 12.8
From 197 observations 2021 June 8-2023 Nov. 7, mean residual 0".6.

170P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 18.93145 TT Rudenko
q 2.9233125 (2000.0) P Q
n 0.11398353 Peri. 225.31497 +0.98323515 -0.14832294
a 4.2128369 Node 142.83270 +0.17160659 +0.94934293
e 0.3060941 Incl. 10.11101 -0.06164270 +0.27703485
P 8.65
From 428 observations 2021 June 30-2023 Nov. 11, mean residual 0".5.

185P/Petriew
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 12.89696 TT Rudenko
q 0.9303000 (2000.0) P Q
n 0.18072785 Peri. 181.88630 +0.80956163 -0.57110690
a 3.0982704 Node 214.11418 +0.54171513 +0.81593328
e 0.6997357 Incl. 14.01462 +0.22617402 +0.08994327
P 5.45
From 809 observations 2007 Jan. 11-2023 Sept. 25, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = +0.0143.

195P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 July 27.68369 TT Rudenko
q 4.4538604 (2000.0) P Q
n 0.05943888 Peri. 249.52379 -0.51440248 -0.67496437
a 6.5026289 Node 243.10410 +0.82030233 -0.56711259
e 0.3150677 Incl. 36.37965 -0.24998836 -0.47202373
P 16.6
From 355 observations 1993 Feb. 26-2023 Nov. 11, mean residual 0".7.

199P/Shoemaker
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Aug. 7.58675 TT Rudenko
q 2.9103894 (2000.0) P Q
n 0.06911142 Peri. 191.77534 +0.22499414 +0.87857659
a 5.8807969 Node 92.34771 -0.85623821 +0.38462871
e 0.5051029 Incl. 24.93808 -0.46500942 -0.28313235
P 14.3
From 231 observations 2022 Feb. 3-2023 Nov. 12, mean residual 0".6.
Nongravitational parameters A1 = +0.65, A2 = +0.0181.

202P/Scotti
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 May 17.15701 TT Rudenko
q 3.0692115 (2000.0) P Q
n 0.11809439 Peri. 274.44214 -0.03118260 -0.99951220
a 4.1144951 Node 177.34293 +0.93122075 -0.02968174
e 0.2540491 Incl. 2.14194 +0.36311921 -0.00971345
P 8.35
From 448 observations 2001 Dec. 10-2023 Nov. 10, mean residual 0".7.
Nongravitational parameters A1 = +0.08, A2 = +0.0158.

207P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 31.81043 TT Rudenko
q 0.9381216 (2000.0) P Q
n 0.12882657 Peri. 272.98734 -0.35586109 -0.93290712
a 3.8826873 Node 198.16086 +0.91228033 -0.33396386
e 0.7583834 Incl. 10.20122 +0.20274979 -0.13473100
P 7.65
From 252 observations 2000 Oct. 7-2023 Nov. 9, mean residual 0".8.

212P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 25.09260 TT Rudenko
q 1.6121438 (2000.0) P Q
n 0.12782089 Peri. 14.01698 -0.35711011 -0.85623680
a 3.9030264 Node 97.99509 +0.81656609 -0.48021303
e 0.5869503 Incl. 22.14392 +0.45353300 +0.19040480
P 7.71
From 155 observations 2000 Dec. 1-2023 Nov. 11, mean residual 0".8.

219P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Feb. 13.77656 TT Rudenko
q 2.3548986 (2000.0) P Q
n 0.14160927 Peri. 107.61025 +0.91586470 +0.37020625
a 3.6453698 Node 230.95407 -0.40001066 +0.87455860
e 0.3540028 Incl. 11.53995 +0.03439947 +0.31320057
P 6.96
From 1109 observations 2002 June 5-2023 Nov. 3, mean residual 0".8.
Nongravitational parameters A1 = +0.86, A2 = -0.1106.

226P/Pigott-LINEAR-Kowalski
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 27.24127 TT Rudenko
q 1.7737287 (2000.0) P Q
n 0.13482043 Peri. 341.07500 +0.74446906 -0.35959929
a 3.7667394 Node 54.01333 +0.66626441 +0.34574394
e 0.5291077 Incl. 44.04502 +0.04309927 +0.86668880
P 7.31
From 1260 observations 2003 Jan. 5-2023 Nov. 10, mean residual 1".5.
Nongravitational parameters A1 = +0.00, A2 = +0.0000.

227P/Catalina-LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Mar. 8.20459 TT Rudenko
q 1.6237913 (2000.0) P Q
n 0.15466593 Peri. 105.54214 -0.78683993 -0.61216983
a 3.4372116 Node 36.81099 +0.50424193 -0.71083719
e 0.5275847 Incl. 7.50892 +0.35584126 -0.34635038
P 6.37
From 187 observations 1997 Jan. 15-2023 Nov. 11, mean residual 0".6.

237P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.69014 TT Rudenko
q 1.9870706 (2000.0) P Q
n 0.14986531 Peri. 25.26613 -0.00062719 +0.97546614
a 3.5102279 Node 245.35978 -0.95368748 -0.06680389
e 0.4339198 Incl. 14.01658 -0.30079859 +0.20976906
P 6.58
From 2222 observations 2002 June 18-2023 Nov. 8, mean residual 0".7.

242P/Spahr
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 24.57535 TT Rudenko
q 3.9707459 (2000.0) P Q
n 0.07602164 Peri. 245.00511 +0.41746897 -0.90868423
a 5.5187989 Node 180.37917 +0.89761097 +0.41176634
e 0.2805054 Incl. 32.49008 -0.14147155 -0.06885826
P 13.0
From 516 observations 2011 July 20-2023 Nov. 12, mean residual 0".7.

244P/Scotti
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Nov. 17.91761 TT Rudenko
q 3.9206834 (2000.0) P Q
n 0.09091200 Peri. 93.18920 +0.04893903 -0.99879327
a 4.8984111 Node 354.00103 +0.90001494 +0.04588689
e 0.1996010 Incl. 2.25917 +0.43310285 +0.01750411
P 10.8
From 1793 observations 2000 Nov. 29-2023 Nov. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.08, A2 = -0.0148.

246P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 Mar. 1.77710 TT Rudenko
q 2.8741860 (2000.0) P Q
n 0.12090293 Peri. 179.48773 -0.23757011 +0.93225896
a 4.0505268 Node 76.74851 -0.89220889 -0.09835147
e 0.2904167 Incl. 16.27967 -0.38408819 -0.34816694
P 8.15
From 4936 observations 2003 Mar. 7-2023 Nov. 10, mean residual 0".6.
Nongravitational parameters A1 = +1.17, A2 = +0.4427.

276P/Vorobjov
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 11.99362 TT Rudenko
q 3.8984353 (2000.0) P Q
n 0.08009010 Peri. 199.40805 +0.63847565 -0.75806844
a 5.3302815 Node 211.33996 +0.73561019 +0.65187416
e 0.2686249 Incl. 14.81243 +0.22633272 +0.01980696
P 12.3
From 321 observations 2000 Dec. 19-2023 Nov. 6, mean residual 0".5.

279P/La Sagra
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 19.50059 TT Rudenko
q 2.1479048 (2000.0) P Q
n 0.14573205 Peri. 5.84050 +0.99031060 +0.13727728
a 3.5762895 Node 346.21596 -0.13070855 +0.87040545
e 0.3994041 Incl. 5.04995 -0.04690618 +0.47281001
P 6.76
From 276 observations 2002 July 12-2023 Nov. 11, mean residual 0".6.

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 367 observations 2006 Aug. 30-2023 Nov. 4, 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 4.04933 TT Rudenko
q 2.5652304 (2000.0) P Q
n 0.10204597 Peri. 173.50865 +0.62646193 -0.77390157
a 4.5352944 Node 237.65923 +0.71010012 +0.61578042
e 0.4343850 Incl. 6.30963 +0.32140826 +0.14795551
P 9.66
From 959 observations 2003 Sept. 4-2023 Oct. 11, mean residual 0".8.

300P/Catalina
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 11.11566 TT Rudenko
q 0.8319611 (2000.0) P Q
n 0.22230977 Peri. 222.95312 +0.74644761 +0.65812836
a 2.6987564 Node 95.61740 -0.58059551 +0.71636592
e 0.6917243 Incl. 5.67452 -0.32515354 +0.23170439
P 4.43
From 152 observations 2014 Feb. 1-2023 Apr. 11, mean residual 0".8.
Nongravitational parameters A1 = -0.16, A2 = -0.0047.

309P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Mar. 29.04111 TT Rudenko
q 1.6696032 (2000.0) P Q
n 0.10770930 Peri. 49.93382 +0.50472530 -0.86173864
a 4.3748912 Node 10.14426 +0.67577821 +0.35722639
e 0.6183669 Incl. 17.02374 +0.53719288 +0.36027187
P 9.15
From 429 observations 2005 Aug. 31-2023 Nov. 10, mean residual 0".6.

310P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 23.71892 TT Rudenko
q 2.4166812 (2000.0) P Q
n 0.11497713 Peri. 31.62292 +0.76202888 -0.64658499
a 4.1885311 Node 8.92124 +0.53662576 +0.60013370
e 0.4230242 Incl. 13.12386 +0.36241520 +0.47092185
P 8.57
From 433 observations 2006 Aug. 29-2023 Nov. 12, mean residual 0".6.

311P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 2.14175 TT Rudenko
q 1.9351262 (2000.0) P Q
n 0.30431522 Peri. 144.33236 +0.44366862 -0.89210183
a 2.1890395 Node 279.19104 +0.80084054 +0.43748443
e 0.1159930 Incl. 4.96949 +0.40225935 +0.11296771
P 3.24
From 257 observations 2005 Jan. 17-2023 Nov. 11, mean residual 0".4.

326P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 30.49697 TT Rudenko
q 2.7697163 (2000.0) P Q
n 0.12025033 Peri. 278.65695 +0.94763736 -0.31650970
a 4.0651683 Node 99.80335 +0.30732985 +0.86771184
e 0.3186712 Incl. 2.47110 +0.08678596 +0.38327245
P 8.20
From 288 observations 1990 Sept. 24-2023 Nov. 8, mean residual 0".8.

347P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 20.04076 TT Rudenko
q 2.2125087 (2000.0) P Q
n 0.14387580 Peri. 98.43494 +0.97946498 +0.01276654
a 3.6069841 Node 261.00765 -0.08610712 +0.92888392
e 0.3866042 Incl. 11.75420 +0.18230169 +0.37015089
P 6.85
From 288 observations 2002 July 12-2023 Nov. 5, mean residual 0".5.

358P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Nov. 10.90714 TT Rudenko
q 2.3948080 (2000.0) P Q
n 0.17639896 Peri. 299.72501 +0.88714628 -0.41997561
a 3.1487538 Node 85.68916 +0.46112345 +0.79022573
e 0.2394426 Incl. 11.05977 +0.01834774 +0.44627769
P 5.59
From 244 observations 2001 Dec. 9-2023 Nov. 5, mean residual 0".4.
Nongravitational parameters A1 = -1.12, A2 = -0.0278.

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 0.20168571 Peri. 212.02801 -0.21346324 +0.96511314
a 2.8797357 Node 46.14753 -0.84612176 -0.10505166
e 0.7217277 Incl. 12.13766 -0.48837631 -0.23983490
P 4.89
From 1534 observations 2013 Feb. 1-2023 Nov. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.00, A2 = -0.0004.

378P/McNaught
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2020 Oct. 14.18451 TT Rudenko
q 3.3660585 (2000.0) P Q
n 0.06219937 Peri. 193.50936 +0.28702909 +0.90061054
a 6.3087800 Node 93.93939 -0.84567629 +0.39826509
e 0.4664486 Incl. 19.09523 -0.44993991 -0.17402751
P 15.8
From 714 observations 2003 May 30-2023 Nov. 11, mean residual 0".6.

395P/Catalina-NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Feb. 1.98440 TT Rudenko
q 4.1236482 (2000.0) P Q
n 0.05289264 Peri. 96.66242 +0.74013192 +0.67124975
a 7.0286601 Node 221.18509 -0.63865132 +0.68286331
e 0.4133095 Incl. 3.51348 -0.21054509 +0.28830795
P 18.6
From 937 observations 2005 May 12-2023 Oct. 18, mean residual 0".6.

404P/Bressi
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Nov. 3.93270 TT Rudenko
q 4.1326184 (2000.0) P Q
n 0.09554108 Peri. 169.33818 +0.34946716 -0.92185932
a 4.7388827 Node 260.04474 +0.84663533 +0.38726335
e 0.1279340 Incl. 9.78991 +0.40134937 -0.01423019
P 10.3
From 395 observations 2011 Oct. 24-2023 Nov. 11, mean residual 0".7.

408P/Novichonok-Gerke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Oct. 5.41083 TT Rudenko
q 3.4679629 (2000.0) P Q
n 0.09543554 Peri. 226.52373 +0.56643262 -0.82231270
a 4.7423756 Node 189.44093 +0.81885901 +0.56903283
e 0.2687288 Incl. 19.35691 +0.09286547 -0.00186202
P 10.3
From 1484 observations 2011 Sept. 7-2023 Nov. 7, mean residual 0".6.

420P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 May 20.88042 TT Rudenko
q 2.7814825 (2000.0) P Q
n 0.07602701 Peri. 156.69755 +0.87236898 +0.48811991
a 5.5185389 Node 173.88074 -0.47859021 +0.86390943
e 0.4959748 Incl. 14.48921 -0.09961815 +0.12409450
P 13.0
From 212 observations 2009 Aug. 16-2023 Nov. 12, mean residual 0".8.

444P/WISE-PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 10.62089 TT Rudenko
q 1.4743059 (2000.0) P Q
n 0.15488660 Peri. 171.14726 -0.15539876 +0.91311450
a 3.4339462 Node 89.25379 -0.92784802 -0.00396078
e 0.5706671 Incl. 22.14537 -0.33904170 -0.40768397
P 6.36
From 388 observations 2003 May 1-2022 Aug. 2, mean residual 0".4.

465P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 9.90438 TT Rudenko
q 2.3298613 (2000.0) P Q
n 0.06640596 Peri. 141.24404 +0.96127860 +0.06112714
a 6.0394585 Node 218.01128 -0.07522686 +0.99626113
e 0.6142268 Incl. 25.87142 +0.26511199 +0.06105113
P 14.8
From 134 observations 2009 Jan. 1-2023 Nov. 12, mean residual 1".0.

466P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 3.69364 TT Rudenko
q 2.1547404 (2000.0) P Q
n 0.12126528 Peri. 196.71369 +0.72066422 +0.66847961
a 4.0424539 Node 119.86587 -0.60936842 +0.73719544
e 0.4669722 Incl. 12.23574 -0.33062547 +0.09837631
P 8.13
From 211 observations 2015 Sept. 17-2023 Nov. 10, mean residual 0".6.

468P/Siding Spring
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Nov. 20.99080 TT Rudenko
q 3.9498941 (2000.0) P Q
n 0.05183178 Peri. 322.54429 +0.76584030 +0.64091689
a 7.1242418 Node 356.12553 -0.21721399 +0.18159172
e 0.4455699 Incl. 50.44456 -0.60523277 +0.74582168
P 19.0
From 146 observations 2004 Nov. 3-2023 Nov. 10, mean residual 0".5.

470P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 18.40592 TT Rudenko
q 2.7285931 (2000.0) P Q
n 0.10415450 Peri. 152.07801 +0.77999607 -0.60979607
a 4.4738768 Node 246.19375 +0.54172496 +0.77040799
e 0.3901054 Incl. 8.83694 +0.31327337 +0.18606528
P 9.46
From 150 observations 2014 Nov. 17-2023 Nov. 9, mean residual 0".4.

471P
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 20.30443 TT Rudenko
q 2.1234027 (2000.0) P Q
n 0.07232120 Peri. 94.95692 +0.94601746 -0.31376240
a 5.7054814 Node 283.34693 +0.25430489 +0.87399614
e 0.6278311 Incl. 4.79102 +0.20094771 +0.37105781
P 13.6
From 571 observations 1996 June 23-2023 Nov. 11, mean residual 0".5.