Коррекция орбиты некоторых периодических комет от 22 мая ..
Добавлено: 23 май 2026 07:07Коррекция орбиты некоторых периодических комет от 22 мая 2026 года, MPEC 2026-K60
Orbital elements:
3I/ATLAS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Oct. 29.48250 TT Pike
q 1.3565076 (2000.0) P Q
z -3.7890612 Peri. 128.00536 -0.96791021 -0.24580005
+/-0.0000127 Node 322.15331 -0.24888360 +0.90889691
e 6.1398902 Incl. 175.11289 -0.03473881 +0.33688091
From 9809 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. 2.13388 TT Pike
q 1.4176105 (2000.0) P Q
n 0.18373645 Peri. 195.48080 +0.68036922 +0.70931005
a 3.0643557 Node 117.79824 -0.64833160 +0.69981024
e 0.5373871 Incl. 12.02720 -0.34170727 +0.08452743
P 5.36
From 5353 observations 2003 Mar. 7-2026 May 22, 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. 8.34227 TT Pike
q 1.1839382 (2000.0) P Q
n 0.12054376 Peri. 58.48376 -0.71166376 -0.67484472
a 4.0585687 Node 78.27090 +0.55777682 -0.71173967
e 0.7082868 Incl. 11.50218 +0.42710621 -0.19496473
P 8.18
From 3918 observations 2017 July 24-2026 May 22, mean residual 0".5.
Nongravitational parameters A1 = +0.11, A2 = -0.0022.
29P/Schwassmann-Wachmann
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2019 Apr. 28.11388 TT Pike
q 5.7967619 (2000.0) P Q
n 0.06610811 Peri. 51.89587 +0.98945980 -0.08099587
a 6.0575853 Node 312.40162 +0.01139503 +0.86992261
e 0.0430573 Incl. 9.35530 +0.14435876 +0.48649186
P 14.9
From 18289 observations 2021 Jan. 1-2026 May 21, mean residual 0".6.
Nongravitational parameters A1 = -2.66, A2 = -1.3323.
40P/Vaisala
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 12.01673 TT Pike
q 1.8237822 (2000.0) P Q
n 0.08966975 Peri. 52.05757 -0.98723757 +0.02656081
a 4.9435480 Node 128.90042 -0.06928924 -0.95941661
e 0.6310783 Incl. 11.64038 +0.14339099 -0.28073884
P 11.0
From 617 observations 2024 Nov. 29-2026 May 20, mean residual 0".6.
43P/Wolf-Harrington
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 4.57760 TT Pike
q 2.4427301 (2000.0) P Q
n 0.10939107 Peri. 223.78622 -0.29690494 -0.94372791
a 4.3299358 Node 243.97984 +0.91466695 -0.23724074
e 0.4358507 Incl. 9.33002 +0.27428422 -0.23042235
P 9.01
From 2392 observations 2023 Sept. 11-2026 May 17, mean residual 0".5.
Nongravitational parameters A1 = -1.12, A2 = -0.1755.
49P/Arend-Rigaux
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Apr. 10.59755 TT Pike
q 1.4313719 (2000.0) P Q
n 0.14617701 Peri. 332.92563 -0.05182053 -0.95677157
a 3.5690284 Node 118.79082 +0.96516650 -0.12157330
e 0.5989463 Incl. 19.05975 +0.25645323 +0.26421221
P 6.74
From 4525 observations 2004 June 24-2026 May 21, 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 6.16681 TT Pike
q 1.9745656 (2000.0) P Q
n 0.07325194 Peri. 168.73566 -0.97281468 -0.23121461
a 5.6570491 Node 357.76499 +0.17769344 -0.70898476
e 0.6509548 Incl. 19.61606 +0.14851481 -0.66624350
P 13.5
From 2957 observations 1960 Apr. 16-2026 May 22, mean residual 0".6.
Nongravitational parameters A1 = +0.16, A2 = -0.1100.
84P/Giclas
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Feb. 12.67440 TT Pike
q 1.7195643 (2000.0) P Q
n 0.14735162 Peri. 281.74477 +0.85947782 -0.49566630
a 3.5500362 Node 108.07974 +0.50507623 +0.78582437
e 0.5156206 Incl. 7.55287 +0.07871393 +0.36985804
P 6.69
From 1748 observations 1978 Sept. 3-2026 May 21, mean residual 0".7.
Nongravitational parameters A1 = +0.05, A2 = -0.0024.
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 +0.38131933 +0.92223660
a 3.1088330 Node 56.66948 -0.82101492 +0.36958692
e 0.5632564 Incl. 4.38195 -0.42488831 +0.11351282
P 5.48
From 2894 observations 2015 July 7-2026 May 16, mean residual 0".8.
Nongravitational parameters A1 = +0.81, A2 = +0.0092.
121P/Shoemaker-Holt
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 July 1.19919 TT Pike
q 3.7334983 (2000.0) P Q
n 0.10020951 Peri. 12.04741 -0.26542727 -0.90075188
a 4.5905363 Node 94.10449 +0.85349007 -0.38537935
e 0.1866967 Incl. 20.16215 +0.44844517 +0.20032177
P 9.84
From 233 observations 2012 Oct. 22-2026 May 13, mean residual 0".3.
124P/Mrkos
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 June 23.58811 TT Pike
q 1.7348992 (2000.0) P Q
n 0.15875353 Peri. 185.10920 -0.99608042 +0.08845150
a 3.3779544 Node 359.95938 -0.05063344 -0.57361330
e 0.4864054 Incl. 31.40198 -0.07252626 -0.81433661
P 6.21
From 1651 observations 2020 Jan. 1-2026 May 15, mean residual 0".4.
Nongravitational parameters A1 = -0.06, A2 = -0.0061.
137P/Shoemaker-Levy
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 July 29.55970 TT Pike
q 1.9329160 (2000.0) P Q
n 0.10241974 Peri. 141.20582 +0.96792641 -0.24197272
a 4.5242534 Node 232.92919 +0.20419176 +0.91441487
e 0.5727658 Incl. 4.85900 +0.14637003 +0.32449138
P 9.62
From 1228 observations 1990 Sept. 16-2026 May 14, mean residual 0".4.
164P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 27.37872 TT Pike
q 1.6748702 (2000.0) P Q
n 0.14119580 Peri. 325.93161 +0.56252220 -0.77787404
a 3.6524830 Node 88.26796 +0.80720750 +0.44342153
e 0.5414434 Incl. 16.27645 +0.17884300 +0.44529690
P 6.98
From 1895 observations 2010 Oct. 7-2026 May 11, mean residual 0".9.
169P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Sept. 21.37141 TT Pike
q 0.6041430 (2000.0) P Q
n 0.23460111 Peri. 218.13222 +0.82648236 -0.56280077
a 2.6036504 Node 176.04480 +0.55253563 +0.80634795
e 0.7679631 Incl. 11.28529 +0.10784846 +0.18181935
P 4.20
From 1349 observations 1989 Mar. 7-2026 May 22, mean residual 0".5.
195P/Hill
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 6.00139 TT Pike
q 4.4406007 (2000.0) P Q
n 0.06029776 Peri. 250.65403 -0.52714764 -0.66475878
a 6.4407325 Node 243.08973 +0.80912064 -0.58301491
e 0.3105441 Incl. 36.41504 -0.25969050 -0.46710747
P 16.3
From 1379 observations 1993 Feb. 26-2026 May 21, mean residual 0".6.
210P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 22.72675 TT Pike
q 0.5244192 (2000.0) P Q
n 0.17544707 Peri. 345.94945 +0.17411695 -0.96846856
a 3.1601326 Node 93.79662 +0.91983739 +0.09535849
e 0.8340515 Incl. 10.28721 +0.35154298 +0.23016386
P 5.62
From 873 observations 2014 May 31-2026 May 17, mean residual 0".8.
Nongravitational parameters A1 = +0.27, A2 = +0.0044.
220P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 June 14.13570 TT Pike
q 1.5591993 (2000.0) P Q
n 0.17878662 Peri. 180.57278 +0.87166781 +0.48500802
a 3.1206571 Node 150.08610 -0.44909179 +0.84799787
e 0.5003619 Incl. 8.12060 -0.19624423 +0.21369798
P 5.51
From 516 observations 2004 May 20-2026 May 20, mean residual 0".8.
235P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 22.67299 TT Pike
q 1.9778905 (2000.0) P Q
n 0.15410514 Peri. 352.19650 -0.97611158 +0.20917109
a 3.4455453 Node 200.17029 -0.18900239 -0.95087659
e 0.4259572 Incl. 9.81305 -0.10716470 -0.22821297
P 6.40
From 1378 observations 2024 Nov. 21-2026 May 21, mean residual 0".5.
240P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 19.95084 TT Pike
q 2.1216491 (2000.0) P Q
n 0.12991516 Peri. 352.07795 +0.37982683 -0.84087287
a 3.8609676 Node 74.91166 +0.86911341 +0.18163085
e 0.4504877 Incl. 23.53675 +0.31681770 +0.50984610
P 7.59
From 3566 observations 2020 Mar. 23-2026 May 8, mean residual 0".5.
Nongravitational parameters A1 = -0.40, A2 = +0.4225.
250P/Larson
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 16.70599 TT Pike
q 2.2723521 (2000.0) P Q
n 0.13434441 Peri. 45.70284 -0.46687412 -0.85704866
a 3.7756319 Node 73.30017 +0.73269652 -0.51288423
e 0.3981532 Incl. 13.15185 +0.49516095 -0.04916654
P 7.34
From 595 observations 1995 Dec. 22-2026 May 19, mean residual 0".6.
260P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Aug. 5.00559 TT Pike
q 1.4178412 (2000.0) P Q
n 0.14288828 Peri. 18.51479 +0.98874585 -0.14159958
a 3.6235837 Node 349.27600 +0.08179079 +0.78186533
e 0.6087185 Incl. 15.03890 +0.12526738 +0.60715415
P 6.90
From 6768 observations 2005 May 20-2026 May 11, 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. 17.48652 TT Pike
q 3.6943268 (2000.0) P Q
n 0.11953162 Peri. 140.06741 -0.89879802 +0.42260872
a 4.0814471 Node 65.29591 -0.42777286 -0.78751739
e 0.0948488 Incl. 7.36544 -0.09577319 -0.44857356
P 8.25
From 218 observations 2005 Nov. 1-2026 May 16, mean residual 0".8.
Nongravitational parameters A1 = +3.53, A2 = -0.0029.
379P/Spacewatch
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Feb. 22.91139 TT Pike
q 2.2646694 (2000.0) P Q
n 0.15156413 Peri. 31.61614 -0.81864296 +0.57415162
a 3.4839487 Node 183.50965 -0.56152591 -0.80503204
e 0.3499705 Incl. 12.42975 -0.12046722 -0.14924252
P 6.50
From 155 observations 2006 Mar. 26-2026 May 19, mean residual 0".8.
450P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Feb. 20.87209 TT Pike
q 5.4135615 (2000.0) P Q
n 0.04457669 Peri. 25.65121 -0.85614090 -0.49259520
a 7.8776654 Node 123.95382 +0.43576321 -0.85061347
e 0.3127962 Incl. 10.84832 +0.27772864 -0.18386596
P 22.1
From 1145 observations 2003 Oct. 25-2026 May 8, mean residual 0".6.
493P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Jan. 14.10387 TT Pike
q 3.8229410 (2000.0) P Q
n 0.05128672 Peri. 83.22388 +0.10075182 -0.99488134
a 7.1746283 Node 1.08839 +0.67216936 +0.06231712
e 0.4671583 Incl. 24.10827 +0.73351034 +0.07954686
P 19.2
From 1460 observations 2005 Sept. 23-2026 Apr. 29, mean residual 0".5.
Orbital elements:
3I/ATLAS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Oct. 29.48250 TT Pike
q 1.3565076 (2000.0) P Q
z -3.7890612 Peri. 128.00536 -0.96791021 -0.24580005
+/-0.0000127 Node 322.15331 -0.24888360 +0.90889691
e 6.1398902 Incl. 175.11289 -0.03473881 +0.33688091
From 9809 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. 2.13388 TT Pike
q 1.4176105 (2000.0) P Q
n 0.18373645 Peri. 195.48080 +0.68036922 +0.70931005
a 3.0643557 Node 117.79824 -0.64833160 +0.69981024
e 0.5373871 Incl. 12.02720 -0.34170727 +0.08452743
P 5.36
From 5353 observations 2003 Mar. 7-2026 May 22, 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. 8.34227 TT Pike
q 1.1839382 (2000.0) P Q
n 0.12054376 Peri. 58.48376 -0.71166376 -0.67484472
a 4.0585687 Node 78.27090 +0.55777682 -0.71173967
e 0.7082868 Incl. 11.50218 +0.42710621 -0.19496473
P 8.18
From 3918 observations 2017 July 24-2026 May 22, mean residual 0".5.
Nongravitational parameters A1 = +0.11, A2 = -0.0022.
29P/Schwassmann-Wachmann
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2019 Apr. 28.11388 TT Pike
q 5.7967619 (2000.0) P Q
n 0.06610811 Peri. 51.89587 +0.98945980 -0.08099587
a 6.0575853 Node 312.40162 +0.01139503 +0.86992261
e 0.0430573 Incl. 9.35530 +0.14435876 +0.48649186
P 14.9
From 18289 observations 2021 Jan. 1-2026 May 21, mean residual 0".6.
Nongravitational parameters A1 = -2.66, A2 = -1.3323.
40P/Vaisala
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 12.01673 TT Pike
q 1.8237822 (2000.0) P Q
n 0.08966975 Peri. 52.05757 -0.98723757 +0.02656081
a 4.9435480 Node 128.90042 -0.06928924 -0.95941661
e 0.6310783 Incl. 11.64038 +0.14339099 -0.28073884
P 11.0
From 617 observations 2024 Nov. 29-2026 May 20, mean residual 0".6.
43P/Wolf-Harrington
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 4.57760 TT Pike
q 2.4427301 (2000.0) P Q
n 0.10939107 Peri. 223.78622 -0.29690494 -0.94372791
a 4.3299358 Node 243.97984 +0.91466695 -0.23724074
e 0.4358507 Incl. 9.33002 +0.27428422 -0.23042235
P 9.01
From 2392 observations 2023 Sept. 11-2026 May 17, mean residual 0".5.
Nongravitational parameters A1 = -1.12, A2 = -0.1755.
49P/Arend-Rigaux
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Apr. 10.59755 TT Pike
q 1.4313719 (2000.0) P Q
n 0.14617701 Peri. 332.92563 -0.05182053 -0.95677157
a 3.5690284 Node 118.79082 +0.96516650 -0.12157330
e 0.5989463 Incl. 19.05975 +0.25645323 +0.26421221
P 6.74
From 4525 observations 2004 June 24-2026 May 21, 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 6.16681 TT Pike
q 1.9745656 (2000.0) P Q
n 0.07325194 Peri. 168.73566 -0.97281468 -0.23121461
a 5.6570491 Node 357.76499 +0.17769344 -0.70898476
e 0.6509548 Incl. 19.61606 +0.14851481 -0.66624350
P 13.5
From 2957 observations 1960 Apr. 16-2026 May 22, mean residual 0".6.
Nongravitational parameters A1 = +0.16, A2 = -0.1100.
84P/Giclas
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Feb. 12.67440 TT Pike
q 1.7195643 (2000.0) P Q
n 0.14735162 Peri. 281.74477 +0.85947782 -0.49566630
a 3.5500362 Node 108.07974 +0.50507623 +0.78582437
e 0.5156206 Incl. 7.55287 +0.07871393 +0.36985804
P 6.69
From 1748 observations 1978 Sept. 3-2026 May 21, mean residual 0".7.
Nongravitational parameters A1 = +0.05, A2 = -0.0024.
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 +0.38131933 +0.92223660
a 3.1088330 Node 56.66948 -0.82101492 +0.36958692
e 0.5632564 Incl. 4.38195 -0.42488831 +0.11351282
P 5.48
From 2894 observations 2015 July 7-2026 May 16, mean residual 0".8.
Nongravitational parameters A1 = +0.81, A2 = +0.0092.
121P/Shoemaker-Holt
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2023 July 1.19919 TT Pike
q 3.7334983 (2000.0) P Q
n 0.10020951 Peri. 12.04741 -0.26542727 -0.90075188
a 4.5905363 Node 94.10449 +0.85349007 -0.38537935
e 0.1866967 Incl. 20.16215 +0.44844517 +0.20032177
P 9.84
From 233 observations 2012 Oct. 22-2026 May 13, mean residual 0".3.
124P/Mrkos
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 June 23.58811 TT Pike
q 1.7348992 (2000.0) P Q
n 0.15875353 Peri. 185.10920 -0.99608042 +0.08845150
a 3.3779544 Node 359.95938 -0.05063344 -0.57361330
e 0.4864054 Incl. 31.40198 -0.07252626 -0.81433661
P 6.21
From 1651 observations 2020 Jan. 1-2026 May 15, mean residual 0".4.
Nongravitational parameters A1 = -0.06, A2 = -0.0061.
137P/Shoemaker-Levy
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2028 July 29.55970 TT Pike
q 1.9329160 (2000.0) P Q
n 0.10241974 Peri. 141.20582 +0.96792641 -0.24197272
a 4.5242534 Node 232.92919 +0.20419176 +0.91441487
e 0.5727658 Incl. 4.85900 +0.14637003 +0.32449138
P 9.62
From 1228 observations 1990 Sept. 16-2026 May 14, mean residual 0".4.
164P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 27.37872 TT Pike
q 1.6748702 (2000.0) P Q
n 0.14119580 Peri. 325.93161 +0.56252220 -0.77787404
a 3.6524830 Node 88.26796 +0.80720750 +0.44342153
e 0.5414434 Incl. 16.27645 +0.17884300 +0.44529690
P 6.98
From 1895 observations 2010 Oct. 7-2026 May 11, mean residual 0".9.
169P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Sept. 21.37141 TT Pike
q 0.6041430 (2000.0) P Q
n 0.23460111 Peri. 218.13222 +0.82648236 -0.56280077
a 2.6036504 Node 176.04480 +0.55253563 +0.80634795
e 0.7679631 Incl. 11.28529 +0.10784846 +0.18181935
P 4.20
From 1349 observations 1989 Mar. 7-2026 May 22, mean residual 0".5.
195P/Hill
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Aug. 6.00139 TT Pike
q 4.4406007 (2000.0) P Q
n 0.06029776 Peri. 250.65403 -0.52714764 -0.66475878
a 6.4407325 Node 243.08973 +0.80912064 -0.58301491
e 0.3105441 Incl. 36.41504 -0.25969050 -0.46710747
P 16.3
From 1379 observations 1993 Feb. 26-2026 May 21, mean residual 0".6.
210P/Christensen
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Nov. 22.72675 TT Pike
q 0.5244192 (2000.0) P Q
n 0.17544707 Peri. 345.94945 +0.17411695 -0.96846856
a 3.1601326 Node 93.79662 +0.91983739 +0.09535849
e 0.8340515 Incl. 10.28721 +0.35154298 +0.23016386
P 5.62
From 873 observations 2014 May 31-2026 May 17, mean residual 0".8.
Nongravitational parameters A1 = +0.27, A2 = +0.0044.
220P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 June 14.13570 TT Pike
q 1.5591993 (2000.0) P Q
n 0.17878662 Peri. 180.57278 +0.87166781 +0.48500802
a 3.1206571 Node 150.08610 -0.44909179 +0.84799787
e 0.5003619 Incl. 8.12060 -0.19624423 +0.21369798
P 5.51
From 516 observations 2004 May 20-2026 May 20, mean residual 0".8.
235P/LINEAR
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 22.67299 TT Pike
q 1.9778905 (2000.0) P Q
n 0.15410514 Peri. 352.19650 -0.97611158 +0.20917109
a 3.4455453 Node 200.17029 -0.18900239 -0.95087659
e 0.4259572 Incl. 9.81305 -0.10716470 -0.22821297
P 6.40
From 1378 observations 2024 Nov. 21-2026 May 21, mean residual 0".5.
240P/NEAT
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 Dec. 19.95084 TT Pike
q 2.1216491 (2000.0) P Q
n 0.12991516 Peri. 352.07795 +0.37982683 -0.84087287
a 3.8609676 Node 74.91166 +0.86911341 +0.18163085
e 0.4504877 Incl. 23.53675 +0.31681770 +0.50984610
P 7.59
From 3566 observations 2020 Mar. 23-2026 May 8, mean residual 0".5.
Nongravitational parameters A1 = -0.40, A2 = +0.4225.
250P/Larson
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2025 May 16.70599 TT Pike
q 2.2723521 (2000.0) P Q
n 0.13434441 Peri. 45.70284 -0.46687412 -0.85704866
a 3.7756319 Node 73.30017 +0.73269652 -0.51288423
e 0.3981532 Incl. 13.15185 +0.49516095 -0.04916654
P 7.34
From 595 observations 1995 Dec. 22-2026 May 19, mean residual 0".6.
260P/McNaught
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Aug. 5.00559 TT Pike
q 1.4178412 (2000.0) P Q
n 0.14288828 Peri. 18.51479 +0.98874585 -0.14159958
a 3.6235837 Node 349.27600 +0.08179079 +0.78186533
e 0.6087185 Incl. 15.03890 +0.12526738 +0.60715415
P 6.90
From 6768 observations 2005 May 20-2026 May 11, 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. 17.48652 TT Pike
q 3.6943268 (2000.0) P Q
n 0.11953162 Peri. 140.06741 -0.89879802 +0.42260872
a 4.0814471 Node 65.29591 -0.42777286 -0.78751739
e 0.0948488 Incl. 7.36544 -0.09577319 -0.44857356
P 8.25
From 218 observations 2005 Nov. 1-2026 May 16, mean residual 0".8.
Nongravitational parameters A1 = +3.53, A2 = -0.0029.
379P/Spacewatch
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Feb. 22.91139 TT Pike
q 2.2646694 (2000.0) P Q
n 0.15156413 Peri. 31.61614 -0.81864296 +0.57415162
a 3.4839487 Node 183.50965 -0.56152591 -0.80503204
e 0.3499705 Incl. 12.42975 -0.12046722 -0.14924252
P 6.50
From 155 observations 2006 Mar. 26-2026 May 19, mean residual 0".8.
450P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2027 Feb. 20.87209 TT Pike
q 5.4135615 (2000.0) P Q
n 0.04457669 Peri. 25.65121 -0.85614090 -0.49259520
a 7.8776654 Node 123.95382 +0.43576321 -0.85061347
e 0.3127962 Incl. 10.84832 +0.27772864 -0.18386596
P 22.1
From 1145 observations 2003 Oct. 25-2026 May 8, mean residual 0".6.
493P/LONEOS
Epoch 2025 Nov. 21.0 TT = JDT 2461000.5
T 2026 Jan. 14.10387 TT Pike
q 3.8229410 (2000.0) P Q
n 0.05128672 Peri. 83.22388 +0.10075182 -0.99488134
a 7.1746283 Node 1.08839 +0.67216936 +0.06231712
e 0.4671583 Incl. 24.10827 +0.73351034 +0.07954686
P 19.2
From 1460 observations 2005 Sept. 23-2026 Apr. 29, mean residual 0".5.