Коррекция орбиты некоторых периодических комет от 21 апреля ..

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Коррекция орбиты некоторых периодических комет от 21 апреля 2026 года, MPEC 2026-H88

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 6.1398848 Incl. 175.11289 -0.03473891 +0.33688076
From 8108 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. 195.48083 +0.68036933 +0.70930995
a 3.0643557 Node 117.79823 -0.64833148 +0.69981033
e 0.5373871 Incl. 12.02720 -0.34170730 +0.08452753
P 5.36
From 4917 observations 2003 Mar. 7-2026 Apr. 21, 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 0.12054379 Peri. 58.48360 -0.71166367 -0.67484475
a 4.0585678 Node 78.27106 +0.55777702 -0.71173979
e 0.7082867 Incl. 11.50219 +0.42710609 -0.19496419
P 8.18
From 2510 observations 2017 July 24-2026 Apr. 21, mean residual 0".6.
Nongravitational parameters A1 = +0.11, A2 = -0.0017.

29P/Schwassmann-Wachmann
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2019 Apr. 28.25181 TT Pike
q 5.7968004 (2000.0) P Q
n 0.06610757 Peri. 51.90546 +0.98944620 -0.08116273
a 6.0576184 Node 312.40169 +0.01154207 +0.86992079
e 0.0430562 Incl. 9.35526 +0.14444027 +0.48646729
P 14.9
From 19513 observations 2020 Jan. 1-2026 Apr. 21, mean residual 0".6.
Nongravitational parameters A1 = -1.03, A2 = +0.7906.

40P/Vaisala
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 12.01677 TT Pike
q 1.8237830 (2000.0) P Q
n 0.08967115 Peri. 52.05749 -0.98723761 +0.02656186
a 4.9434964 Node 128.90056 -0.06929011 -0.95941662
e 0.6310743 Incl. 11.64038 +0.14339033 -0.28073870
P 11.0
From 333 observations 2024 Nov. 29-2026 Apr. 16, mean residual 0".7.

43P/Wolf-Harrington
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 4.57747 TT Pike
q 2.4427288 (2000.0) P Q
n 0.10939241 Peri. 223.78617 -0.29690432 -0.94372812
a 4.3299006 Node 243.97985 +0.91466707 -0.23724014
e 0.4358465 Incl. 9.33002 +0.27428449 -0.23042212
P 9.01
From 1866 observations 2023 Sept. 11-2026 Apr. 20, mean residual 0".6.
Nongravitational parameters A1 = -1.09, A2 = -0.2157.

49P/Arend-Rigaux
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Apr. 10.59756 TT Pike
q 1.4313718 (2000.0) P Q
n 0.14617701 Peri. 332.92566 -0.05182069 -0.95677158
a 3.5690283 Node 118.79080 +0.96516645 -0.12157349
e 0.5989464 Incl. 19.05974 +0.25645340 +0.26421210
P 6.74
From 4432 observations 2004 June 24-2026 Apr. 19, 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 6.16764 TT Pike
q 1.9745673 (2000.0) P Q
n 0.07325193 Peri. 168.73583 -0.97281533 -0.23121187
a 5.6570497 Node 357.76498 +0.17769148 -0.70898512
e 0.6509546 Incl. 19.61607 +0.14851290 -0.66624408
P 13.5
From 2461 observations 1960 Apr. 16-2026 Apr. 21, 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. 18.77212 TT Pike
q 1.3577630 (2000.0) P Q
n 0.17980758 Peri. 235.87131 +0.38131929 +0.92223662
a 3.1088330 Node 56.66948 -0.82101493 +0.36958689
e 0.5632564 Incl. 4.38195 -0.42488833 +0.11351280
P 5.48
From 2846 observations 2015 July 7-2026 Apr. 21, 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. 22.08972 TT Pike
q 2.1580230 (2000.0) P Q
n 0.12867548 Peri. 103.92872 -0.83969925 -0.50900105
a 3.8857262 Node 45.88010 +0.33766548 -0.76234315
e 0.4446281 Incl. 15.28672 +0.42530836 -0.39968844
P 7.66
From 3567 observations 2010 Sept. 12-2026 Apr. 17, mean residual 0".7.
Nongravitational parameters A1 = -0.31, A2 = +0.0002.

124P/Mrkos
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 June 23.58804 TT Pike
q 1.7348984 (2000.0) P Q
n 0.15875359 Peri. 185.10921 -0.99608040 +0.08845174
a 3.3779536 Node 359.95939 -0.05063361 -0.57361336
e 0.4864055 Incl. 31.40198 -0.07252643 -0.81433654
P 6.21
From 1282 observations 2020 Jan. 1-2026 Apr. 15, mean residual 0".4.
Nongravitational parameters A1 = -0.06, A2 = -0.0073.

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 +0.56252212 -0.77787411
a 3.6524830 Node 88.26795 +0.80720753 +0.44342143
e 0.5414434 Incl. 16.27645 +0.17884311 +0.44529687
P 6.98
From 1528 observations 2010 Oct. 7-2026 Apr. 19, mean residual 1".0.

195P/Hill
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 6.00120 TT Pike
q 4.4406017 (2000.0) P Q
n 0.06029776 Peri. 250.65400 -0.52714724 -0.66475912
a 6.4407325 Node 243.08973 +0.80912100 -0.58301441
e 0.3105440 Incl. 36.41504 -0.25969020 -0.46710759
P 16.3
From 1191 observations 1993 Feb. 26-2026 Apr. 20, mean residual 0".6.

210P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 22.72673 TT Pike
q 0.5244211 (2000.0) P Q
n 0.17541917 Peri. 345.94940 +0.17411797 -0.96846826
a 3.1604676 Node 93.79661 +0.91983733 +0.09535924
e 0.8340685 Incl. 10.28725 +0.35154264 +0.23016481
P 5.62
From 937 observations 2008 Dec. 8-2026 Apr. 17, mean residual 0".8.
Nongravitational parameters A1 = +0.05, A2 = +0.0044.

215P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 Nov. 23.87044 TT Pike
q 3.6217584 (2000.0) P Q
n 0.10913680 Peri. 262.17458 +0.73898694 +0.65603045
a 4.3366586 Node 56.68070 -0.52285969 +0.70201602
e 0.1648505 Incl. 10.57601 -0.42487179 +0.27712373
P 9.03
From 884 observations 2011 Aug. 31-2026 Apr. 19, mean residual 0".5.
Nongravitational parameters A1 = -0.11, A2 = -0.0073.

235P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 22.67365 TT Pike
q 1.9778911 (2000.0) P Q
n 0.15410799 Peri. 352.19669 -0.97611053 +0.20917581
a 3.4455028 Node 200.17039 -0.18900695 -0.95087600
e 0.4259499 Incl. 9.81313 -0.10716628 -0.22821111
P 6.40
From 666 observations 2024 Nov. 21-2026 Apr. 21, mean residual 0".6.

240P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 19.95057 TT Pike
q 2.1216487 (2000.0) P Q
n 0.12991542 Peri. 352.07785 +0.37982835 -0.84087225
a 3.8609625 Node 74.91166 +0.86911309 +0.18163250
e 0.4504871 Incl. 23.53674 +0.31681677 +0.50984654
P 7.59
From 2650 observations 2020 Mar. 23-2026 Apr. 20, mean residual 0".5.
Nongravitational parameters A1 = -0.36, A2 = +0.4341.

240P/NEAT B
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 19.98524 TT Pike
q 2.1216803 (2000.0) P Q
n 0.12992369 Peri. 352.07239 +0.37990848 -0.84084071
a 3.8607986 Node 74.91170 +0.86909528 +0.18172008
e 0.4504556 Incl. 23.53607 +0.31676956 +0.50986734
P 7.59
From 1187 observations 2025 Oct. 16-2026 Apr. 20, mean residual 0".7.

242P/Spahr
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2024 Dec. 23.54528 TT Pike
q 3.9719291 (2000.0) P Q
n 0.07562022 Peri. 245.05362 +0.41925493 -0.90786684
a 5.5383119 Node 180.18812 +0.89683383 +0.41385687
e 0.2828268 Incl. 32.42828 -0.14111833 -0.06708422
P 13.0
From 1352 observations 2011 July 20-2026 Apr. 19, mean residual 0".7.

250P/Larson
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 16.70592 TT Pike
q 2.2723511 (2000.0) P Q
n 0.13434441 Peri. 45.70287 -0.46687422 -0.85704866
a 3.7756318 Node 73.30014 +0.73269648 -0.51288423
e 0.3981534 Incl. 13.15184 +0.49516092 -0.04916675
P 7.34
From 558 observations 1995 Dec. 22-2026 Apr. 18, 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 -0.14159920
a 3.6235838 Node 349.27600 +0.08179049 +0.78186538
e 0.6087186 Incl. 15.03890 +0.12526716 +0.60715418
P 6.90
From 6733 observations 2005 May 20-2026 Apr. 17, mean residual 0".4.
Nongravitational parameters A1 = +0.01, A2 = -0.0016.

350P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Mar. 17.48858 TT Pike
q 3.6943277 (2000.0) P Q
n 0.11953154 Peri. 140.06763 -0.89879610 +0.42261276
a 4.0814489 Node 65.29594 -0.42777646 -0.78751544
e 0.0948490 Incl. 7.36545 -0.09577508 -0.44857318
P 8.25
From 191 observations 2005 Nov. 1-2026 Apr. 19, mean residual 0".8.
Nongravitational parameters A1 = +3.51, A2 = -0.0027.

379P/Spacewatch
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Feb. 22.90945 TT Pike
q 2.2646727 (2000.0) P Q
n 0.15156421 Peri. 31.61552 -0.81864923 +0.57414268
a 3.4839476 Node 183.50965 -0.56151720 -0.80503829
e 0.3499694 Incl. 12.42979 -0.12046521 -0.14924323
P 6.50
From 115 observations 2006 Mar. 26-2026 Apr. 12, mean residual 0".9.

450P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Feb. 20.87201 TT Pike
q 5.4135612 (2000.0) P Q
n 0.04457669 Peri. 25.65122 -0.85614081 -0.49259536
a 7.8776653 Node 123.95380 +0.43576334 -0.85061336
e 0.3127962 Incl. 10.84832 +0.27772867 -0.18386606
P 22.1
From 941 observations 2003 Oct. 25-2026 Apr. 19, 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 +0.10075173 -0.99488135
a 7.1746283 Node 1.08839 +0.67216938 +0.06231709
e 0.4671583 Incl. 24.10827 +0.73351033 +0.07954678
P 19.2
From 1282 observations 2005 Sept. 23-2026 Apr. 18, mean residual 0".5.