Коррекция орбиты некоторых периодических комет от 21 ноября (3)

[Gremlin]

Коррекция орбиты некоторых периодических комет от 21 ноября 2025 года, MPEC 2025-W75

Orbital elements:
153P/Ikeya-Zhang
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2002 Mar. 15.16279 TT Pike
q 0.4948240 (2000.0) P Q
z +0.0196968 Peri. 34.20401 -0.54780345 -0.68786782
Node 93.80592 +0.62032480 -0.71587780
e 0.9902536 Incl. 28.50493 +0.56134529 +0.11981999
From 1902 observations 2001 Aug. 25-2002 Oct. 2, mean residual 0".7.
Nongravitational parameters A1 = +1.46, A2 = +0.5338.

154P/Brewington
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 June 13.15358 TT Pike
q 1.5523189 (2000.0) P Q
n 0.09390274 Peri. 47.91686 +0.84775429 -0.52293252
a 4.7938439 Node 342.99483 +0.35124721 +0.67872812
e 0.6761849 Incl. 17.63981 +0.39741422 +0.51562556
P 10.5
From 2832 observations 2013 July 6-2025 Mar. 6, mean residual 0".7.
Nongravitational parameters A1 = +1.53, A2 = +0.3758.

155P/Shoemaker
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2019 Nov. 17.91591 TT Pike
q 1.7894262 (2000.0) P Q
n 0.05849436 Peri. 14.54094 -0.36815235 -0.92314129
a 6.5724413 Node 97.15680 +0.84150394 -0.38150289
e 0.7277380 Incl. 6.41090 +0.39539217 -0.04759945
P 16.8
From 1029 observations 2019 Aug. 24-2020 May 22, mean residual 0".5.
Nongravitational parameters A1 = +2.25, A2 = -0.3976.

156P/Russell-LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Apr. 30.57962 TT Pike
q 1.3339427 (2000.0) P Q
n 0.15296605 Peri. 0.53149 +0.81069849 -0.55976609
a 3.4626294 Node 35.32790 +0.53605201 +0.59187827
e 0.6147602 Incl. 17.25776 +0.23540646 +0.57995003
P 6.44
From 2343 observations 1986 Sept. 3-2022 Mar. 31, mean residual 0".7.

157P/Tritton
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2022 Sept. 10.27238 TT Pike
q 1.5728166 (2000.0) P Q
n 0.14746286 Peri. 155.19274 +0.11789571 -0.97159066
a 3.5482505 Node 287.49548 +0.87140083 +0.20032122
e 0.5567346 Incl. 12.42527 +0.47619449 -0.12602774
P 6.68
From 408 observations 2017 Mar. 19-2023 Apr. 13, mean residual 0".7.
Nongravitational parameters A1 = +0.27, A2 = -0.0589.

158P/Kowal-LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2022 Oct. 6.39816 TT Pike
q 5.0585747 (2000.0) P Q
n 0.07204559 Peri. 232.76422 +0.99298896 +0.04857690
a 5.7200232 Node 124.20665 -0.01071765 +0.94490283
e 0.1156374 Incl. 7.48725 -0.11772027 +0.32372664
P 13.7
From 261 observations 2021 June 8-2025 Jan. 25, mean residual 0".6.

159P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2032 July 27.27925 TT Pike
q 3.6168344 (2000.0) P Q
n 0.06955284 Peri. 4.74940 +0.51033671 -0.79574373
a 5.8558887 Node 54.93746 +0.77530890 +0.26165342
e 0.3823594 Incl. 23.47899 +0.37209213 +0.54619540
P 14.2
From 882 observations 1989 Dec. 17-2021 Mar. 21, mean residual 0".5.

160P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Apr. 7.23251 TT Pike
q 1.7959855 (2000.0) P Q
n 0.13409650 Peri. 12.79278 +0.96709850 +0.22395743
a 3.7802840 Node 333.31673 -0.25060466 +0.75699820
e 0.5249073 Incl. 15.58927 -0.04379271 +0.61383776
P 7.35
From 979 observations 1996 Sept. 8-2020 Oct. 25, mean residual 0".7.

161P/Hartley-IRAS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Nov. 27.52819 TT Pike
q 1.2650441 (2000.0) P Q
n 0.04596442 Peri. 47.07848 +0.68267786 -0.73026641
a 7.7182977 Node 1.48180 -0.34137698 -0.34986535
e 0.8360980 Incl. 95.78790 +0.64607484 +0.58677526
P 21.4
From 321 observations 1983 Dec. 29-2005 Oct. 12, mean residual 0".8.

162P/Siding Spring
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 May 17.84007 TT Pike
q 1.2895208 (2000.0) P Q
n 0.18132133 Peri. 357.24602 +0.87919504 -0.41314394
a 3.0915062 Node 30.87052 +0.44550997 +0.53622458
e 0.5828827 Incl. 27.55194 +0.16892882 +0.73605386
P 5.44
From 3234 observations 1990 Mar. 23-2025 July 20, mean residual 0".4.

163P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Nov. 23.97659 TT Pike
q 2.0550133 (2000.0) P Q
n 0.13517271 Peri. 349.66545 -0.03457394 -0.97591517
a 3.7601920 Node 102.06890 +0.93193431 -0.10932688
e 0.4534818 Incl. 12.72440 +0.36097517 +0.18877819
P 7.29
From 367 observations 1990 Oct. 24-2020 Mar. 17, mean residual 0".8.

164P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 27.37451 TT Pike
q 1.6748679 (2000.0) P Q
n 0.14119600 Peri. 325.93240 +0.56251710 -0.77787839
a 3.6524795 Node 88.26758 +0.80720982 +0.44341568
e 0.5414436 Incl. 16.27635 +0.17884859 +0.44529513
P 6.98
From 1245 observations 2010 Oct. 7-2025 Nov. 21, mean residual 0".7.

165P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2000 June 18.90074 TT Pike
q 6.7789442 (2000.0) P Q
n 0.01310767 Peri. 125.93768 -0.59544856 -0.80338776
a 17.8149968 Node 0.63132 +0.62010595 -0.46198938
e 0.6194810 Incl. 15.91228 +0.51079313 -0.37567795
P 75.2
From 143 observations 2000 Jan. 2-2003 Apr. 25, mean residual 0".6.

166P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2002 June 2.48964 TT Pike
q 8.5554353 (2000.0) P Q
n 0.01912437 Peri. 321.98999 +0.87640053 -0.41800577
a 13.8487720 Node 64.33484 +0.48062914 +0.72795575
e 0.3822243 Incl. 15.38646 +0.03029414 +0.54346261
P 51.5
From 173 observations 2001 Aug. 27-2009 Feb. 28, mean residual 0".7.

167P/CINEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2001 Mar. 20.42492 TT Pike
q 11.8943539 (2000.0) P Q
n 0.01505131 Peri. 344.33198 +0.19000882 +0.93670192
a 16.2462509 Node 295.84367 -0.86201872 +0.01579870
e 0.2678708 Incl. 19.07262 -0.46991528 +0.34977123
P 65.5
From 97 observations 2002 June 12-2011 Oct. 19, mean residual 0".4.

168P/Hergenrother
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 May 26.30605 TT Pike
q 1.3587312 (2000.0) P Q
n 0.14513542 Peri. 15.10618 +0.98182358 -0.18746716
a 3.5860839 Node 355.38067 +0.11211102 +0.69885079
e 0.6211100 Incl. 21.59449 +0.15314559 +0.69026345
P 6.79
From 3235 observations 2012 July 15-2020 Jan. 3, mean residual 0".7.
Nongravitational parameters A1 = +4.38, A2 = +0.8927.

169P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Sept. 21.37136 TT Pike
q 0.6041430 (2000.0) P Q
n 0.23460111 Peri. 218.13222 +0.82648237 -0.56280075
a 2.6036504 Node 176.04481 +0.55253561 +0.80634797
e 0.7679631 Incl. 11.28529 +0.10784845 +0.18181934
P 4.20
From 1333 observations 1989 Mar. 7-2025 May 2, mean residual 0".5.

170P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 Apr. 15.20594 TT Pike
q 2.9113527 (2000.0) P Q
n 0.11485547 Peri. 224.60949 +0.98536722 -0.13285052
a 4.1914883 Node 142.63538 +0.15686572 +0.95188387
e 0.3054131 Incl. 10.13391 -0.06666777 +0.27616634
P 8.58
From 791 observations 2021 June 30-2025 Feb. 3, mean residual 0".6.

171P/Spahr
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Sept. 25.02831 TT Pike
q 1.7663878 (2000.0) P Q
n 0.14713431 Peri. 347.07275 +0.00563458 -0.93055196
a 3.5535308 Node 101.69404 +0.94752314 -0.11206001
e 0.5029204 Incl. 21.95491 +0.31963752 +0.34859088
P 6.70
From 655 observations 2005 Sept. 1-2025 Nov. 18, mean residual 0".7.
Nongravitational parameters A1 = +0.37, A2 = -0.1823.

172P/Yeung
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 2.37350 TT Pike
q 3.3581895 (2000.0) P Q
n 0.11351095 Peri. 208.87119 -0.50848385 +0.85525861
a 4.2245218 Node 30.88069 -0.74792190 -0.38120383
e 0.2050723 Incl. 11.22199 -0.42668139 -0.35102187
P 8.68
From 448 observations 2012 Sept. 15-2025 June 4, mean residual 0".3.

173P/Mueller
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2021 Dec. 18.36702 TT Pike
q 4.2163612 (2000.0) P Q
n 0.07210874 Peri. 29.33674 -0.61869017 -0.73431242
a 5.7166828 Node 100.34508 +0.65408664 -0.67837487
e 0.2624462 Incl. 16.49394 +0.43519321 -0.02434767
P 13.7
From 1228 observations 1992 Sept. 25-2023 June 20, mean residual 0".7.

175P/Hergenrother
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Sept. 2.97592 TT Pike
q 2.3066585 (2000.0) P Q
n 0.13894683 Peri. 74.56203 -0.99373721 +0.07712897
a 3.6917898 Node 109.80829 -0.10175699 -0.92360800
e 0.3751924 Incl. 4.93006 +0.04617229 -0.37549885
P 7.09
From 856 observations 2000 Jan. 4-2019 Jan. 11, mean residual 0".7.
Nongravitational parameters A1 = +0.76, A2 = +0.0065.

177P/Barnard
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2006 Aug. 27.73624 TT Pike
q 1.1250251 (2000.0) P Q
n 0.00812667 Peri. 61.04344 +0.76348092 +0.39071529
a 24.5015963 Node 271.59106 -0.60395882 +0.71398072
e 0.9540836 Incl. 30.95964 +0.22875888 +0.58101041
P 121
From 1830 observations 1889 June 24-2006 Dec. 11, mean residual 0".8.

178P/Hug-Bell
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 June 21.50397 TT Pike
q 1.8810792 (2000.0) P Q
n 0.14235187 Peri. 297.96684 +0.74146578 -0.64422292
a 3.6326811 Node 102.78374 +0.66314727 +0.66093426
e 0.4821788 Incl. 11.09288 +0.10229463 +0.38489313
P 6.92
From 1057 observations 1999 Oct. 10-2021 Mar. 17, mean residual 0".8.
Nongravitational parameters A1 = +0.30, A2 = -0.0160.

179P/Jedicke
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2022 May 31.72933 TT Pike
q 4.1255142 (2000.0) P Q
n 0.06811877 Peri. 297.24545 +0.55742288 -0.77136308
a 5.9377902 Node 115.50520 +0.82968467 +0.50417390
e 0.3052105 Incl. 19.88921 +0.03005120 +0.38833965
P 14.5
From 477 observations 2006 Oct. 22-2024 Feb. 11, mean residual 0".6.

180P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 July 12.25459 TT Pike
q 2.4983883 (2000.0) P Q
n 0.12959057 Peri. 94.59398 -0.95723157 -0.01826292
a 3.8674121 Node 84.55600 -0.10512521 -0.90784036
e 0.3539896 Incl. 16.86120 +0.26954855 -0.41891806
P 7.61
From 1139 observations 1955 May 14-2023 June 28, mean residual 0".7.
Nongravitational parameters A1 = +0.76, A2 = +0.0292.

181P/Shoemaker-Levy
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2029 Aug. 30.12527 TT Pike
q 1.1655021 (2000.0) P Q
n 0.12897966 Peri. 336.30912 +0.96835963 -0.17886669
a 3.8796144 Node 35.42415 +0.24842283 +0.75735752
e 0.6995830 Incl. 17.47235 -0.02378504 +0.62802571
P 7.64
From 101 observations 1991 Nov. 11-2020 Apr. 22, mean residual 1".2.
Nongravitational parameters A1 = -0.35, A2 = -0.0084.

182P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 June 5.36043 TT Pike
q 0.9905416 (2000.0) P Q
n 0.19468131 Peri. 54.22645 -0.56641027 -0.77985155
a 2.9484009 Node 72.44591 +0.63673069 -0.61939404
e 0.6640411 Incl. 16.23001 +0.52321451 -0.09045762
P 5.06
From 203 observations 2001 Oct. 26-2016 Oct. 29, mean residual 0".7.

183P/Korlevic-Juric
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Sept. 9.48373 TT Pike
q 4.2295837 (2000.0) P Q
n 0.09624771 Peri. 162.02292 -0.96679897 -0.25483273
a 4.7156595 Node 3.38959 +0.17672417 -0.72040296
e 0.1030769 Incl. 18.71872 +0.18457607 -0.64504252
P 10.2
From 474 observations 2016 Oct. 7-2024 Nov. 8, mean residual 0".8.

184P/Lovas
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 Mar. 23.96128 TT Pike
q 1.7121522 (2000.0) P Q
n 0.13297961 Peri. 186.58929 +0.99995184 +0.00283750
a 3.8014214 Node 173.22680 +0.00035889 +0.94607833
e 0.5496021 Incl. 4.56895 -0.00980749 +0.32392551
P 7.41
From 349 observations 1986 Nov. 30-2020 Nov. 5, mean residual 0".7.
Nongravitational parameters A1 = +0.05, A2 = -0.0018.

185P/Petriew
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 July 12.70260 TT Pike
q 0.9323159 (2000.0) P Q
n 0.18057408 Peri. 181.92405 +0.80907988 -0.57179920
a 3.1000292 Node 214.12438 +0.54238383 +0.81545387
e 0.6992558 Incl. 14.00642 +0.22629522 +0.08989247
P 5.46
From 795 observations 2007 Jan. 11-2024 Feb. 6, mean residual 0".8.
Nongravitational parameters A1 = -0.00, A2 = +0.0143.

186P/Garradd
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2029 Aug. 20.86823 TT Pike
q 4.2620206 (2000.0) P Q
n 0.09195327 Peri. 268.04368 -0.52134937 +0.80948129
a 4.8613617 Node 325.77214 -0.45654859 -0.53196596
e 0.1232867 Incl. 28.69371 -0.72094259 -0.24850003
P 10.7
From 872 observations 1975 May 31-2022 Nov. 4, mean residual 0".7.

187P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 Feb. 5.60407 TT Pike
q 3.8346745 (2000.0) P Q
n 0.10166913 Peri. 131.95612 -0.45267046 +0.86352872
a 4.5464943 Node 109.84832 -0.87195699 -0.37654742
e 0.1565645 Incl. 13.66925 -0.18649522 -0.33545520
P 9.69
From 301 observations 1999 May 12-2020 Sept. 16, mean residual 0".7.

188P/LINEAR-Mueller
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Apr. 13.31627 TT Pike
q 2.5460863 (2000.0) P Q
n 0.10811899 Peri. 26.84733 +0.90049240 -0.43485789
a 4.3638324 Node 358.91076 +0.35892522 +0.74771420
e 0.4165481 Incl. 10.52568 +0.24553235 +0.50181878
P 9.12
From 612 observations 2016 Apr. 14-2025 Nov. 10, mean residual 0".7.

189P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Sept. 12.65539 TT Pike
q 1.2002532 (2000.0) P Q
n 0.19571074 Peri. 16.20598 +0.45105509 +0.82647156
a 2.9380529 Node 281.68150 -0.85228837 +0.28684899
e 0.5914801 Incl. 20.12161 -0.26486568 +0.48441968
P 5.04
From 120 observations 2017 May 26-2022 Aug. 24, mean residual 0".4.
Nongravitational parameters A1 = -0.01, A2 = -0.0066.

190P/Mueller
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Dec. 24.13218 TT Pike
q 2.0179046 (2000.0) P Q
n 0.11324216 Peri. 50.54046 +0.89882966 -0.43801344
a 4.2312038 Node 335.42459 +0.38956637 +0.81488931
e 0.5230897 Incl. 2.17648 +0.20085638 +0.37960458
P 8.70
From 698 observations 1998 Sept. 14-2025 Mar. 1, mean residual 0".6.

191P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 Feb. 29.85764 TT Pike
q 2.2396429 (2000.0) P Q
n 0.14184488 Peri. 284.26268 +0.91288209 -0.37882701
a 3.6413319 Node 98.17781 +0.40796407 +0.83332957
e 0.3849386 Incl. 8.83962 +0.01454667 +0.40255673
P 6.95
From 297 observations 2013 Aug. 9-2022 Jan. 14, mean residual 0".6.
Nongravitational parameters A1 = +0.53, A2 = +0.2314.

192P/Shoemaker-Levy
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 May 24.44328 TT Pike
q 1.4615825 (2000.0) P Q
n 0.06020987 Peri. 313.02332 +0.94496370 -0.03119668
a 6.4469991 Node 51.54222 +0.23177206 +0.76642159
e 0.7732926 Incl. 24.57657 -0.23092274 +0.64157985
P 16.4
From 202 observations 2007 Oct. 12-2025 Jan. 3, mean residual 0".8.

193P/LINEAR-NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 June 1.44269 TT Pike
q 2.1750087 (2000.0) P Q
n 0.14550123 Peri. 8.09912 +0.95670784 +0.28046765
a 3.5800707 Node 335.18280 -0.27634058 +0.79145892
e 0.3924677 Incl. 10.67778 -0.09135638 +0.54307520
P 6.77
From 948 observations 2001 Aug. 17-2022 Feb. 11, mean residual 0".8.
Nongravitational parameters A1 = +0.59, A2 = -0.1410.

194P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Feb. 4.37739 TT Pike
q 1.8003129 (2000.0) P Q
n 0.11770305 Peri. 128.64745 -0.47472813 -0.87934253
a 4.1236099 Node 349.49845 +0.73054579 -0.37006621
e 0.5634134 Incl. 11.80312 +0.49085237 -0.29967936
P 8.37
From 64 observations 2016 Jan. 14-2024 May 2, mean residual 0".6.
Nongravitational parameters A1 = -0.03, A2 = -0.0153.

195P/Hill
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 5.99998 TT Pike
q 4.4406089 (2000.0) P Q
n 0.06029775 Peri. 250.65376 -0.52714443 -0.66476129
a 6.4407329 Node 243.08973 +0.80912342 -0.58301105
e 0.3105429 Incl. 36.41504 -0.25968834 -0.46710870
P 16.3
From 946 observations 1993 Feb. 26-2025 Nov. 14, mean residual 0".6.

196P/Tichy
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2022 Oct. 28.98756 TT Pike
q 2.1801423 (2000.0) P Q
n 0.13269335 Peri. 12.14784 +0.81103240 -0.56920295
a 3.8068867 Node 24.12558 +0.50527051 +0.56524253
e 0.4273162 Incl. 19.29128 +0.29483583 +0.59708365
P 7.43
From 461 observations 2000 Sept. 24-2022 Dec. 24, mean residual 0".8.

197P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Nov. 21.89760 TT Pike
q 1.1133347 (2000.0) P Q
n 0.19845170 Peri. 189.99085 -0.25501319 +0.88504832
a 2.9109371 Node 66.12805 -0.85516508 -0.01846437
e 0.6175339 Incl. 25.20539 -0.45128810 -0.46513283
P 4.97
From 346 observations 2003 May 23-2023 Oct. 17, mean residual 0".9.
Nongravitational parameters A1 = -0.00, A2 = +0.0018.

199P/Shoemaker
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 Aug. 7.14800 TT Pike
q 2.9109810 (2000.0) P Q
n 0.06927425 Peri. 191.74545 +0.22444594 +0.87870438
a 5.8715780 Node 92.34255 -0.85645545 +0.38411834
e 0.5042251 Incl. 24.93962 -0.46487427 -0.28342849
P 14.2
From 241 observations 2022 Feb. 3-2024 Aug. 6, mean residual 0".6.
Nongravitational parameters A1 = +0.94, A2 = -0.0260.

200P/Larsen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2030 Aug. 6.82586 TT Pike
q 3.3153538 (2000.0) P Q
n 0.08937208 Peri. 134.45382 +0.97424008 -0.14691028
a 4.9545187 Node 234.73024 +0.09533019 +0.95586135
e 0.3308424 Incl. 12.09669 +0.20437324 +0.25445325
P 11.0
From 614 observations 1997 Nov. 3-2019 Dec. 20, mean residual 0".6.

201P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 July 20.26973 TT Pike
q 1.2161886 (2000.0) P Q
n 0.16042129 Peri. 41.65331 +0.48083767 -0.87616396
a 3.3545020 Node 19.67970 +0.77573621 +0.40721169
e 0.6374459 Incl. 5.73350 +0.40869117 +0.25790571
P 6.14
From 894 observations 2001 Aug. 9-2015 Apr. 16, mean residual 0".8.

202P/Scotti
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 May 17.36050 TT Pike
q 3.0704424 (2000.0) P Q
n 0.11874913 Peri. 274.52078 -0.03181011 -0.99949238
a 4.0993572 Node 177.30023 +0.93119976 -0.03027636
e 0.2509942 Incl. 2.14173 +0.36311860 -0.00991584
P 8.30
From 462 observations 2001 Dec. 10-2025 Mar. 3, mean residual 0".7.
Nongravitational parameters A1 = +0.08, A2 = +0.0157.

203P/Korlevic
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2030 Apr. 9.29586 TT Pike
q 3.1914548 (2000.0) P Q
n 0.09771373 Peri. 154.96537 +0.08339467 -0.99532484
a 4.6683741 Node 290.22012 +0.90532414 +0.09610490
e 0.3163670 Incl. 2.97622 +0.41645352 -0.00960802
P 10.1
From 1191 observations 1999 Nov. 3-2021 May 7, mean residual 0".8.
Nongravitational parameters A1 = +6.83, A2 = +2.4460.

204P/LINEAR-NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2022 Nov. 17.46127 TT Pike
q 1.8340693 (2000.0) P Q
n 0.14524185 Peri. 356.74314 -0.26280266 -0.95867424
a 3.5843318 Node 108.47209 +0.88780872 -0.28450102
e 0.4883093 Incl. 6.59836 +0.37779682 +0.00169495
P 6.79
From 940 observations 2015 Oct. 11-2023 May 14, mean residual 0".5.
Nongravitational parameters A1 = +0.22, A2 = -0.0083.

205P/Giacobini
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 Sept. 13.39781 TT Pike
q 1.5337589 (2000.0) P Q
n 0.14776957 Peri. 154.13870 +0.89707653 +0.44187183
a 3.5433390 Node 179.62458 -0.43720108 +0.88814810
e 0.5671431 Incl. 15.29964 -0.06410085 +0.12626255
P 6.67
From 1668 observations 2008 Sept. 10-2021 Nov. 14, mean residual 1".0.
Nongravitational parameters A1 = +0.66, A2 = -0.0376.

207P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Jan. 31.92294 TT Pike
q 0.9384900 (2000.0) P Q
n 0.12862295 Peri. 273.05291 -0.35629777 -0.93274856
a 3.8867840 Node 198.12123 +0.91210755 -0.33441497
e 0.7585433 Incl. 10.19728 +0.20276023 -0.13470991
P 7.66
From 938 observations 2000 Oct. 7-2024 May 30, mean residual 0".9.

208P/McMillan
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Aug. 24.84883 TT Pike
q 2.5312614 (2000.0) P Q
n 0.12104818 Peri. 310.98819 +0.97412115 +0.22140404
a 4.0472858 Node 36.28773 -0.17735833 +0.87346825
e 0.3745780 Incl. 4.40702 -0.14011423 +0.43362825
P 8.14
From 279 observations 2016 July 29-2025 Feb. 2, mean residual 0".7.

209P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 July 14.50242 TT Pike
q 0.9638162 (2000.0) P Q
n 0.19379522 Peri. 152.47507 -0.78878927 +0.52312033
a 2.9573814 Node 62.75772 -0.60926246 -0.59596052
e 0.6740981 Incl. 21.28437 -0.08130645 -0.60924229
P 5.09
From 2248 observations 2013 Sept. 8-2024 Sept. 15, mean residual 0".4.

210P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 22.72658 TT Pike
q 0.5244175 (2000.0) P Q
n 0.17541130 Peri. 345.94946 +0.17411221 -0.96846924
a 3.1605622 Node 93.79688 +0.91983823 +0.09535386
e 0.8340746 Incl. 10.28727 +0.35154313 +0.23016292
P 5.62
From 688 observations 2008 Dec. 8-2025 Oct. 30, mean residual 0".7.
Nongravitational parameters A1 = -0.02, A2 = +0.0043.

211P/Hill
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2022 Oct. 5.43556 TT Pike
q 2.3259850 (2000.0) P Q
n 0.14742916 Peri. 4.36653 -0.51833749 -0.80495664
a 3.5487913 Node 117.10009 +0.77445851 -0.58504153
e 0.3445698 Incl. 18.92621 +0.36268480 +0.09884943
P 6.69
From 771 observations 2008 Dec. 4-2023 Apr. 22, mean residual 1".0.

212P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Apr. 25.18749 TT Pike
q 1.6132105 (2000.0) P Q
n 0.12777882 Peri. 14.07808 -0.35762517 -0.85597393
a 3.9038830 Node 97.97109 +0.81618353 -0.48078447
e 0.5867677 Incl. 22.14941 +0.45381569 +0.19014447
P 7.71
From 159 observations 2000 Dec. 1-2024 Apr. 8, mean residual 0".9.

213P/Van Ness
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 Nov. 16.62090 TT Pike
q 1.9772969 (2000.0) P Q
n 0.15990387 Peri. 7.15020 +0.73814767 +0.66016919
a 3.3617345 Node 310.55935 -0.62767383 +0.59651383
e 0.4118224 Incl. 10.54041 -0.24731270 +0.45645141
P 6.16
From 3105 observations 2005 Aug. 4-2024 Dec. 30, mean residual 0".7.

214P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2022 Sept. 26.63838 TT Pike
q 1.8569346 (2000.0) P Q
n 0.14333857 Peri. 190.10694 -0.99832422 -0.02208882
a 3.6159909 Node 348.22482 +0.05051552 -0.78354293
e 0.4864659 Incl. 15.19456 -0.02823000 -0.62094489
P 6.88
From 139 observations 2002 Jan. 15-2009 May 3, mean residual 0".8.

215P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 Nov. 23.87860 TT Pike
q 3.6217667 (2000.0) P Q
n 0.10913649 Peri. 262.17485 +0.73898970 +0.65602738
a 4.3366669 Node 56.68067 -0.52285681 +0.70201815
e 0.1648502 Incl. 10.57601 -0.42487055 +0.27712560
P 9.03
From 847 observations 2011 Aug. 31-2025 Apr. 1, mean residual 0".5.
Nongravitational parameters A1 = -0.17, A2 = -0.0016.

216P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Jan. 7.08535 TT Pike
q 2.1267473 (2000.0) P Q
n 0.12993545 Peri. 151.78668 -0.87931235 -0.47624510
a 3.8605657 Node 359.77000 +0.40195460 -0.74143319
e 0.4491099 Incl. 9.06195 +0.25542570 -0.47272342
P 7.59
From 398 observations 2001 Feb. 1-2024 June 6, mean residual 0".7.

217P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 24.96383 TT Pike
q 1.2263053 (2000.0) P Q
n 0.12570631 Peri. 247.04394 +0.95777305 -0.22292732
a 3.9466748 Node 125.36815 +0.26648991 +0.92538479
e 0.6892814 Incl. 12.86675 -0.10795329 +0.30653940
P 7.84
From 3406 observations 2001 June 21-2025 Nov. 21, mean residual 0".6.
Nongravitational parameters A1 = +0.16, A2 = +0.0032.

218P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Mar. 3.88317 TT Pike
q 1.1294781 (2000.0) P Q
n 0.18416655 Peri. 61.40230 -0.55732066 +0.83028581
a 3.0595828 Node 174.72068 -0.77743273 -0.51997807
e 0.6308392 Incl. 2.72667 -0.29153394 -0.20061974
P 5.35
From 723 observations 2003 Apr. 29-2020 May 16, mean residual 0".7.
Nongravitational parameters A1 = +0.26, A2 = -0.0003.

219P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Feb. 16.58220 TT Pike
q 2.3530576 (2000.0) P Q
n 0.14068908 Peri. 108.39919 +0.91889710 +0.36338542
a 3.6612478 Node 230.59144 -0.39292477 +0.87777463
e 0.3573072 Incl. 11.46335 +0.03518878 +0.31219021
P 7.01
From 1188 observations 2002 June 5-2025 Jan. 23, mean residual 0".8.
Nongravitational parameters A1 = +1.07, A2 = -0.1098.

220P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 June 14.13760 TT Pike
q 1.5591986 (2000.0) P Q
n 0.17878659 Peri. 180.57314 +0.87167131 +0.48500176
a 3.1206573 Node 150.08615 -0.44908573 +0.84800108
e 0.5003621 Incl. 8.12060 -0.19624256 +0.21369946
P 5.51
From 480 observations 2004 May 20-2020 Dec. 4, mean residual 0".7.

221P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 Apr. 1.07361 TT Pike
q 1.6097957 (2000.0) P Q
n 0.15857071 Peri. 44.96757 -0.03383114 +0.99156330
a 3.3805502 Node 223.55777 -0.96041316 -0.06689515
e 0.5238066 Incl. 10.46235 -0.27651766 +0.11102823
P 6.22
From 631 observations 2002 Apr. 14-2022 Oct. 23, mean residual 0".7.

222P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 May 12.85766 TT Pike
q 0.8255948 (2000.0) P Q
n 0.20002965 Peri. 346.28528 +0.99246114 +0.12211681
a 2.8956082 Node 6.72643 -0.10238954 +0.87281569
e 0.7148804 Incl. 5.09927 -0.06735931 +0.47252541
P 4.93
From 244 observations 2004 Dec. 7-2019 May 26, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = -0.0004.

223P/Skiff
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 July 24.85465 TT Pike
q 2.4278085 (2000.0) P Q
n 0.11623686 Peri. 37.99075 +0.89317150 -0.43740459
a 4.1582136 Node 346.69406 +0.21205682 +0.61456073
e 0.4161415 Incl. 27.00606 +0.39658111 +0.65650006
P 8.48
From 786 observations 2001 July 27-2021 Mar. 19, mean residual 0".7.
Nongravitational parameters A1 = -0.43, A2 = -0.0009.

224P/LINEAR-NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2022 Sept. 30.09666 TT Pike
q 2.0499575 (2000.0) P Q
n 0.15396498 Peri. 16.82976 +0.55154751 -0.82091159
a 3.4476360 Node 40.03942 +0.73637563 +0.39583803
e 0.4054020 Incl. 13.29913 +0.39184981 +0.41160226
P 6.40
From 109 observations 2003 Nov. 20-2023 Jan. 11, mean residual 0".6.

225P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 Aug. 7.71525 TT Pike
q 1.3203580 (2000.0) P Q
n 0.14148016 Peri. 3.90564 +0.95155861 -0.29417591
a 3.6475872 Node 14.21385 +0.27130880 +0.66651450
e 0.6380188 Incl. 21.35791 +0.14466425 +0.68499559
P 6.97
From 520 observations 2002 Sept. 29-2024 Feb. 14, mean residual 0".5.
Nongravitational parameters A1 = +0.01, A2 = -0.0020.

226P/Pigott-LINEAR-Kowalski
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 Dec. 26.97849 TT Pike
q 1.7746261 (2000.0) P Q
n 0.13488686 Peri. 341.03978 +0.74465701 -0.35919726
a 3.7655026 Node 54.01682 +0.66608716 +0.34615144
e 0.5287147 Incl. 44.04337 +0.04258916 +0.86669286
P 7.31
From 647 observations 2023 July 26-2024 Apr. 12, mean residual 0".5.
Nongravitational parameters A1 = -0.46, A2 = +0.1028.