Коррекция орбиты некоторых периодических комет от 27 апреля ..

[Gremlin]

Коррекция орбиты некоторых периодических комет от 27 апреля 2026 года, MPEC 2026-H170

Orbital elements:
3I/ATLAS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Oct. 29.48250 TT Pike
q 1.3565072 (2000.0) P Q
z -3.7890583 Peri. 128.00550 -0.96791022 -0.24580002
+/-0.0000141 Node 322.15345 -0.24888352 +0.90889697
e 6.1398849 Incl. 175.11289 -0.03473891 +0.33688076
From 8111 observations 2025 May 8-2026 Apr. 14, mean residual 0".6.

10P/Tempel
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Aug. 2.13392 TT Pike
q 1.4176105 (2000.0) P Q
n 0.18373645 Peri. 195.48082 +0.68036932 +0.70930996
a 3.0643557 Node 117.79823 -0.64833149 +0.69981032
e 0.5373871 Incl. 12.02720 -0.34170728 +0.08452751
P 5.36
From 4960 observations 2003 Mar. 7-2026 Apr. 27, mean residual 0".6.
Nongravitational parameters A1 = +0.02, A2 = +0.0008.

24P/Schaumasse
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Jan. 8.34225 TT Pike
q 1.1839382 (2000.0) P Q
n 0.12054386 Peri. 58.48365 -0.71166372 -0.67484474
a 4.0585665 Node 78.27101 +0.55777697 -0.71173975
e 0.7082866 Incl. 11.50219 +0.42710609 -0.19496437
P 8.18
From 2604 observations 2017 July 24-2026 Apr. 27, mean residual 0".6.
Nongravitational parameters A1 = +0.12, A2 = -0.0020.

29P/Schwassmann-Wachmann
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2019 Apr. 28.12025 TT Pike
q 5.7967778 (2000.0) P Q
n 0.06610797 Peri. 51.89660 +0.98945874 -0.08100915
a 6.0575943 Node 312.40165 +0.01140679 +0.86992246
e 0.0430561 Incl. 9.35529 +0.14436515 +0.48648991
P 14.9
From 16321 observations 2021 Jan. 1-2026 Apr. 27, mean residual 0".6.
Nongravitational parameters A1 = -2.97, A2 = -1.1857.

40P/Vaisala
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 12.01670 TT Pike
q 1.8237824 (2000.0) P Q
n 0.08966980 Peri. 52.05742 -0.98723764 +0.02656077
a 4.9435460 Node 128.90057 -0.06928904 -0.95941671
e 0.6310781 Incl. 11.64038 +0.14339063 -0.28073849
P 11.0
From 344 observations 2024 Nov. 29-2026 Apr. 26, mean residual 0".7.

43P/Wolf-Harrington
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 4.57753 TT Pike
q 2.4427297 (2000.0) P Q
n 0.10939149 Peri. 223.78619 -0.29690463 -0.94372801
a 4.3299248 Node 243.97985 +0.91466701 -0.23724044
e 0.4358494 Incl. 9.33002 +0.27428434 -0.23042225
P 9.01
From 1894 observations 2023 Sept. 11-2026 Apr. 24, mean residual 0".6.
Nongravitational parameters A1 = -1.11, A2 = -0.1884.

49P/Arend-Rigaux
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Apr. 10.59755 TT Pike
q 1.4313718 (2000.0) P Q
n 0.14617701 Peri. 332.92565 -0.05182063 -0.95677158
a 3.5690283 Node 118.79081 +0.96516646 -0.12157343
e 0.5989463 Incl. 19.05974 +0.25645335 +0.26421214
P 6.74
From 4451 observations 2004 June 24-2026 Apr. 27, mean residual 0".6.
Nongravitational parameters A1 = -0.01, A2 = -0.0008.

63P/Wild
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 July 6.16770 TT Pike
q 1.9745673 (2000.0) P Q
n 0.07325193 Peri. 168.73585 -0.97281538 -0.23121165
a 5.6570497 Node 357.76497 +0.17769132 -0.70898515
e 0.6509546 Incl. 19.61607 +0.14851274 -0.66624412
P 13.5
From 2492 observations 1960 Apr. 16-2026 Apr. 27, mean residual 0".6.
Nongravitational parameters A1 = +0.01, A2 = -0.1097.

88P/Howell
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Mar. 18.77206 TT Pike
q 1.3577629 (2000.0) P Q
n 0.17980761 Peri. 235.87131 +0.38131928 +0.92223662
a 3.1088326 Node 56.66948 -0.82101493 +0.36958687
e 0.5632563 Incl. 4.38195 -0.42488833 +0.11351279
P 5.48
From 2848 observations 2015 July 7-2026 Apr. 25, mean residual 0".8.
Nongravitational parameters A1 = +0.81, A2 = +0.0092.

123P/West-Hartley
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Sept. 22.08958 TT Pike
q 2.1580229 (2000.0) P Q
n 0.12867548 Peri. 103.92870 -0.83969906 -0.50900136
a 3.8857261 Node 45.88010 +0.33766576 -0.76234303
e 0.4446282 Incl. 15.28672 +0.42530851 -0.39968829
P 7.66
From 3571 observations 2010 Sept. 12-2026 Apr. 22, mean residual 0".7.
Nongravitational parameters A1 = -0.30, A2 = +0.0000.

124P/Mrkos
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 June 23.58808 TT Pike
q 1.7348986 (2000.0) P Q
n 0.15875357 Peri. 185.10921 -0.99608039 +0.08845178
a 3.3779539 Node 359.95938 -0.05063362 -0.57361334
e 0.4864055 Incl. 31.40198 -0.07252648 -0.81433655
P 6.21
From 1288 observations 2020 Jan. 1-2026 Apr. 21, mean residual 0".4.
Nongravitational parameters A1 = -0.06, A2 = -0.0074.

143P/Kowal-Mrkos
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Dec. 27.48890 TT Pike
q 2.9564195 (2000.0) P Q
n 0.09482643 Peri. 304.64402 -0.98972722 +0.11622695
a 4.7626621 Node 242.15921 -0.07943915 -0.93123037
e 0.3792506 Incl. 5.40257 -0.11886740 -0.34540018
P 10.4
From 463 observations 2020 July 28-2026 Apr. 11, mean residual 0".3.

164P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 27.37869 TT Pike
q 1.6748701 (2000.0) P Q
n 0.14119580 Peri. 325.93163 +0.56252213 -0.77787412
a 3.6524830 Node 88.26795 +0.80720753 +0.44342143
e 0.5414434 Incl. 16.27645 +0.17884313 +0.44529686
P 6.98
From 1553 observations 2010 Oct. 7-2026 Apr. 23, mean residual 1".0.

175P/Hergenrother
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Sept. 3.07206 TT Pike
q 2.3067646 (2000.0) P Q
n 0.13894181 Peri. 74.58103 -0.99372962 +0.07723148
a 3.6918786 Node 109.79525 -0.10185157 -0.92358917
e 0.3751787 Incl. 4.92937 +0.04612700 -0.37552410
P 7.09
From 931 observations 2000 Jan. 4-2026 Apr. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.07, A2 = +0.0204.

195P/Hill
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 6.00124 TT Pike
q 4.4406015 (2000.0) P Q
n 0.06029776 Peri. 250.65401 -0.52714733 -0.66475904
a 6.4407325 Node 243.08973 +0.80912092 -0.58301452
e 0.3105440 Incl. 36.41504 -0.25969027 -0.46710757
P 16.3
From 1198 observations 1993 Feb. 26-2026 Apr. 22, mean residual 0".6.

210P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 22.72676 TT Pike
q 0.5244191 (2000.0) P Q
n 0.17544852 Peri. 345.94931 +0.17411683 -0.96846855
a 3.1601152 Node 93.79677 +0.91983758 +0.09535841
e 0.8340506 Incl. 10.28723 +0.35154254 +0.23016397
P 5.62
From 685 observations 2014 May 31-2026 Apr. 23, mean residual 0".8.
Nongravitational parameters A1 = +0.28, A2 = +0.0044.

217P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 24.96353 TT Pike
q 1.2263044 (2000.0) P Q
n 0.12570632 Peri. 247.04364 +0.95777410 -0.22292289
a 3.9466746 Node 125.36818 +0.26648559 +0.92538605
e 0.6892816 Incl. 12.86675 -0.10795461 +0.30653881
P 7.84
From 3700 observations 2001 June 21-2026 Apr. 7, mean residual 0".7.
Nongravitational parameters A1 = +0.18, A2 = +0.0032.

218P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Mar. 4.29648 TT Pike
q 1.1293839 (2000.0) P Q
n 0.18414382 Peri. 61.39479 -0.55737942 +0.83024638
a 3.0598346 Node 174.72414 -0.77739409 -0.52003322
e 0.6309004 Incl. 2.72642 -0.29152461 -0.20063997
P 5.35
From 102 observations 2025 Nov. 26-2026 Apr. 21, mean residual 0".7.
Nongravitational parameters A1 = -0.70, A2 = -0.0338.

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 20-2026 Apr. 24, mean residual 0".7.

235P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 22.67340 TT Pike
q 1.9778911 (2000.0) P Q
n 0.15410708 Peri. 352.19658 -0.97611091 +0.20917405
a 3.4455164 Node 200.17039 -0.18900523 -0.95087627
e 0.4259522 Incl. 9.81312 -0.10716583 -0.22821160
P 6.40
From 729 observations 2024 Nov. 21-2026 Apr. 27, mean residual 0".6.

240P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 19.95050 TT Pike
q 2.1216489 (2000.0) P Q
n 0.12991541 Peri. 352.07782 +0.37982876 -0.84087205
a 3.8609628 Node 74.91166 +0.86911299 +0.18163291
e 0.4504871 Incl. 23.53674 +0.31681653 +0.50984672
P 7.59
From 2659 observations 2020 Mar. 23-2026 Apr. 26, mean residual 0".5.
Nongravitational parameters A1 = -0.35, A2 = +0.4366.

242P/Spahr
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Dec. 23.54533 TT Pike
q 3.9719289 (2000.0) P Q
n 0.07562022 Peri. 245.05362 +0.41925482 -0.90786690
a 5.5383119 Node 180.18812 +0.89683388 +0.41385674
e 0.2828268 Incl. 32.42828 -0.14111834 -0.06708428
P 13.0
From 1364 observations 2011 July 20-2026 Apr. 26, mean residual 0".7.

250P/Larson
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 16.70593 TT Pike
q 2.2723513 (2000.0) P Q
n 0.13434441 Peri. 45.70287 -0.46687416 -0.85704868
a 3.7756319 Node 73.30014 +0.73269650 -0.51288420
e 0.3981534 Incl. 13.15185 +0.49516093 -0.04916669
P 7.34
From 562 observations 1995 Dec. 22-2026 Apr. 22, mean residual 0".6.

260P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Aug. 5.00561 TT Pike
q 1.4178410 (2000.0) P Q
n 0.14288828 Peri. 18.51477 +0.98874590 -0.14159919
a 3.6235838 Node 349.27600 +0.08179048 +0.78186538
e 0.6087186 Incl. 15.03890 +0.12526715 +0.60715418
P 6.90
From 6741 observations 2005 May 20-2026 Apr. 27, mean residual 0".4.
Nongravitational parameters A1 = +0.01, A2 = -0.0016.

268P/Bernardi
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Dec. 18.54041 TT Pike
q 2.4129866 (2000.0) P Q
n 0.10016314 Peri. 0.04075 -0.58310555 -0.78220579
a 4.5919531 Node 125.63003 +0.74528274 -0.62254525
e 0.4745185 Incl. 15.66120 +0.32332887 +0.02432102
P 9.84
From 144 observations 2024 Nov. 8-2026 Apr. 24, mean residual 0".3.
Nongravitational parameters A1 = -0.37, A2 = +0.1070.

350P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Mar. 17.48962 TT Pike
q 3.6943281 (2000.0) P Q
n 0.11953150 Peri. 140.06778 -0.89879513 +0.42261483
a 4.0814499 Node 65.29593 -0.42777825 -0.78751446
e 0.0948491 Incl. 7.36544 -0.09577615 -0.44857294
P 8.25
From 197 observations 2005 Nov. 1-2026 Apr. 24, mean residual 0".8.
Nongravitational parameters A1 = +3.50, A2 = -0.0027.

356P/WISE
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 June 12.42392 TT Pike
q 2.6744743 (2000.0) P Q
n 0.11653364 Peri. 226.28838 +0.88737723 -0.45772496
a 4.1511509 Node 160.74485 +0.45630901 +0.85481846
e 0.3557270 Incl. 9.63986 +0.06590711 +0.24448571
P 8.46
From 229 observations 2009 Nov. 9-2025 Sept. 15, mean residual 0".8.

379P/Spacewatch
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Feb. 22.91187 TT Pike
q 2.2646689 (2000.0) P Q
n 0.15156411 Peri. 31.61625 -0.81864154 +0.57415364
a 3.4839490 Node 183.50969 -0.56152794 -0.80503076
e 0.3499707 Incl. 12.42979 -0.12046740 -0.14924167
P 6.50
From 124 observations 2006 Mar. 26-2026 Apr. 25, mean residual 0".8.

450P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Feb. 20.87195 TT Pike
q 5.4135612 (2000.0) P Q
n 0.04457669 Peri. 25.65121 -0.85614079 -0.49259540
a 7.8776652 Node 123.95380 +0.43576339 -0.85061334
e 0.3127962 Incl. 10.84832 +0.27772867 -0.18386603
P 22.1
From 948 observations 2003 Oct. 25-2026 Apr. 26, mean residual 0".7.

493P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Jan. 14.10394 TT Pike
q 3.8229411 (2000.0) P Q
n 0.05128672 Peri. 83.22389 +0.10075174 -0.99488134
a 7.1746283 Node 1.08839 +0.67216938 +0.06231709
e 0.4671583 Incl. 24.10827 +0.73351034 +0.07954678
P 19.2
From 1289 observations 2005 Sept. 23-2026 Apr. 24, mean residual 0".5.

509P/Catalina
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Mar. 19.81746 TT Pike
q 3.6928839 (2000.0) P Q
n 0.05278090 Peri. 180.09956 -0.09249752 -0.98450330
a 7.0385764 Node 275.20887 +0.91365211 -0.02443552
e 0.4753365 Incl. 8.60409 +0.39583334 -0.17365528
P 18.7
From 597 observations 2006 Oct. 19-2026 Mar. 29, mean residual 0".7.