Коррекция орбиты некоторых периодических комет от 1 октября ..

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Коррекция орбиты некоторых периодических комет от 1 октября 2026 года, MPEC 2026-T05

Orbital elements:
2P/Encke
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2027 Feb. 10.22960 TT Pike
q 0.3386646 (2000.0) P Q
n 0.29841130 Peri. 187.28393 -0.94614408 -0.31206012
a 2.2178178 Node 334.01957 +0.30607131 -0.77543478
e 0.8472983 Incl. 11.34797 +0.10550699 -0.54892567
P 3.30
From 3593 observations 2009 Aug. 15-2026 Oct. 1, mean residual 0".8.
Nongravitational parameters A1 = +0.02, A2 = -0.0000.

3I/ATLAS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2025 Oct. 29.45984 TT Pike
q 1.3520773 (2000.0) P Q
z -3.7900947 Peri. 128.79386 -0.96771961 -0.24703440
+/-0.0000137 Node 323.01907 -0.24921754 +0.90844969
e 6.1245009 Incl. 175.23907 -0.03754160 +0.33718417
From 8217 observations 2025 May 8-2026 Apr. 14, mean residual 0".6.

10P/Tempel
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Aug. 2.11493 TT Pike
q 1.4177374 (2000.0) P Q
n 0.18367898 Peri. 195.46787 +0.68019941 +0.70947233
a 3.0649948 Node 117.79749 -0.64849769 +0.69965560
e 0.5374422 Incl. 12.02726 -0.34173018 +0.08444563
P 5.37
From 7004 observations 2003 Mar. 7-2026 Oct. 1, mean residual 0".5.
Nongravitational parameters A1 = +0.03, A2 = +0.0008.

11P/Tempel-Swift-LINEAR
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Nov. 9.95585 TT Pike
q 1.3874516 (2000.0) P Q
n 0.16574004 Peri. 168.07010 +0.67740090 -0.70401670
a 3.2823464 Node 238.85275 +0.65276445 +0.70896278
e 0.5772989 Incl. 14.43051 +0.33915569 +0.04162054
P 5.95
From 1394 observations 2014 July 27-2026 Oct. 1, mean residual 0".5.
Nongravitational parameters A1 = +0.09, A2 = -0.0128.

42P/Neujmin
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Jan. 14.91311 TT Pike
q 2.0295854 (2000.0) P Q
n 0.09144755 Peri. 147.11415 +0.45882576 +0.88785172
a 4.8792679 Node 150.15502 -0.82949320 +0.44198001
e 0.5840389 Incl. 3.98858 -0.31846501 +0.12795700
P 10.8
From 299 observations 1972 Apr. 17-2026 Sept. 11, mean residual 0".7.
Nongravitational parameters A1 = +0.91, A2 = +0.1048.

65P/Gunn
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2025 June 16.17042 TT Pike
q 2.9258069 (2000.0) P Q
n 0.12841174 Peri. 213.61490 +0.09098312 +0.98585716
a 3.8910448 Node 61.96506 -0.87496742 +0.14662497
e 0.2480665 Incl. 9.17495 -0.47555661 -0.08115903
P 7.68
From 3251 observations 2013 Jan. 1-2026 Oct. 1, mean residual 0".7.
Nongravitational parameters A1 = +0.02, A2 = +0.0048.

78P/Gehrels
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 June 25.10968 TT Pike
q 2.0045235 (2000.0) P Q
n 0.13672102 Peri. 192.79739 +0.72854957 -0.68275632
a 3.7317498 Node 210.49366 +0.63768227 +0.70550393
e 0.4628462 Incl. 6.25767 +0.25015366 +0.19002111
P 7.21
From 3060 observations 2018 May 15-2026 Oct. 1, mean residual 0".7.
Nongravitational parameters A1 = -0.31, A2 = -0.0355.

88P/Howell
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Mar. 18.74850 TT Pike
q 1.3577709 (2000.0) P Q
n 0.17979599 Peri. 235.85761 +0.38107016 +0.92233976
a 3.1089665 Node 56.66769 -0.82111468 +0.36936388
e 0.5632726 Incl. 4.38186 -0.42491906 +0.11340056
P 5.48
From 3013 observations 2015 July 7-2026 Sept. 26, mean residual 0".9.
Nongravitational parameters A1 = +0.92, A2 = +0.0077.

112P/Urata-Niijima
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Sept. 21.86563 TT Pike
q 1.4411639 (2000.0) P Q
n 0.14917459 Peri. 21.58524 +0.61355182 -0.75953531
a 3.5210551 Node 31.79421 +0.65115918 +0.33189841
e 0.5907011 Incl. 24.20403 +0.44670560 +0.55941895
P 6.61
From 634 observations 2006 Aug. 2-2026 Oct. 1, mean residual 0".7.
Nongravitational parameters A1 = +0.06, A2 = +0.0042.

114P/Wiseman-Skiff
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Sept. 14.99967 TT Pike
q 1.5706982 (2000.0) P Q
n 0.14808919 Peri. 172.85106 +0.10044474 -0.94409492
a 3.5382388 Node 271.02152 +0.89659107 +0.22270369
e 0.5560791 Incl. 18.30343 +0.43131809 -0.24307993
P 6.66
From 1935 observations 2006 July 21-2026 Sept. 26, mean residual 0".7.

139P/Vaisala-Oterma
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2027 July 23.32403 TT Pike
q 3.3924787 (2000.0) P Q
n 0.10285724 Peri. 166.11380 +0.66591972 -0.74515125
a 4.5114151 Node 242.11971 +0.68050933 +0.62653913
e 0.2480234 Incl. 2.33824 +0.30570897 +0.22846955
P 9.58
From 621 observations 1939 Oct. 7-2026 Sept. 28, mean residual 0".7.

161P/Hartley-IRAS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Nov. 27.17974 TT Pike
q 1.2650882 (2000.0) P Q
n 0.04593559 Peri. 47.06671 +0.68282138 -0.73013692
a 7.7215274 Node 1.47411 -0.34142215 -0.34987623
e 0.8361609 Incl. 95.79085 +0.64589929 +0.58692990
P 21.5
From 754 observations 2004 Nov. 3-2026 Oct. 1, mean residual 0".7.
Nongravitational parameters A1 = +0.50, A2 = -0.2100.

162P/Siding Spring
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 May 17.84696 TT Pike
q 1.2895161 (2000.0) P Q
n 0.18136951 Peri. 357.25268 +0.87917416 -0.41319887
a 3.0909586 Node 30.86723 +0.44552643 +0.53618744
e 0.5828103 Incl. 27.55251 +0.16899407 +0.73605008
P 5.43
From 3292 observations 1990 Mar. 23-2026 Sept. 29, mean residual 0".4.

220P/McNaught
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 June 14.12053 TT Pike
q 1.5593056 (2000.0) P Q
n 0.17877633 Peri. 180.56339 +0.87157032 +0.48518233
a 3.1207768 Node 150.08400 -0.44926009 +0.84790871
e 0.5003470 Incl. 8.12076 -0.19629199 +0.21365610
P 5.51
From 2128 observations 2004 May 20-2026 Oct. 1, mean residual 0".9.

247P/LINEAR
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Oct. 25.98196 TT Pike
q 1.4834337 (2000.0) P Q
n 0.12498330 Peri. 47.53201 -0.18294077 -0.96438348
a 3.9618806 Node 53.99439 +0.81843137 -0.25705637
e 0.6255734 Incl. 13.65990 +0.54470430 +0.06234196
P 7.89
From 1366 observations 2002 Nov. 5-2026 Sept. 23, mean residual 0".6.

259P/Garradd
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Aug. 11.95270 TT Pike
q 1.8051608 (2000.0) P Q
n 0.21848800 Peri. 257.37300 +0.59753555 +0.77271686
a 2.7301363 Node 51.43481 -0.58729940 +0.60359172
e 0.3388019 Incl. 15.89548 -0.54592186 +0.19643240
P 4.51
From 94 observations 2008 Sept. 2-2026 Sept. 8, mean residual 0".4.

260P/McNaught
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Aug. 5.00893 TT Pike
q 1.4179672 (2000.0) P Q
n 0.14290669 Peri. 18.51431 +0.98875724 -0.14151227
a 3.6232726 Node 349.27125 +0.08170743 +0.78187182
e 0.6086501 Incl. 15.03939 +0.12523187 +0.60716615
P 6.90
From 7498 observations 2005 May 20-2026 Sept. 30, mean residual 0".5.
Nongravitational parameters A1 = +0.01, A2 = -0.0019.

311P/PANSTARRS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2027 Mar. 29.88073 TT Pike
q 1.9363850 (2000.0) P Q
n 0.30435980 Peri. 144.34494 +0.44384616 -0.89201027
a 2.1888257 Node 279.16703 +0.80075928 +0.43766092
e 0.1153316 Incl. 4.97112 +0.40222526 +0.11300706
P 3.24
From 379 observations 2005 Jan. 17-2026 Sept. 28, mean residual 0".3.

324P/La Sagra
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Oct. 14.40543 TT Pike
q 2.6247866 (2000.0) P Q
n 0.18076093 Peri. 57.31612 +0.78896468 +0.49440491
a 3.0978924 Node 270.56847 -0.61043367 +0.69838015
e 0.1527186 Incl. 21.39802 +0.07003906 +0.51752193
P 5.45
From 507 observations 2010 Aug. 12-2026 Sept. 18, mean residual 0".6.

346P/Catalina
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Aug. 1.34827 TT Pike
q 2.2158863 (2000.0) P Q
n 0.10442160 Peri. 336.11747 +0.16875083 -0.91387935
a 4.4662445 Node 102.45623 +0.95424827 +0.05765507
e 0.5038592 Incl. 22.21940 +0.24684689 +0.40187117
P 9.44
From 560 observations 2007 Oct. 6-2026 Sept. 24, mean residual 0".8.

391P/Kowalski
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2028 May 8.82048 TT Pike
q 4.1388930 (2000.0) P Q
n 0.09689835 Peri. 186.68614 +0.65469784 +0.69468093
a 4.6945265 Node 124.70583 -0.67564761 +0.71456275
e 0.1183577 Incl. 21.25148 -0.33892632 -0.08257403
P 10.2
From 268 observations 2005 May 10-2026 Aug. 23, mean residual 0".7.

491P/Spacewatch-PANSTARRS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2024 Sept. 5.57894 TT Pike
q 3.7151667 (2000.0) P Q
n 0.08783396 Peri. 298.80128 -0.32532642 +0.93775696
a 5.0121927 Node 311.68378 -0.80091560 -0.34159709
e 0.2587742 Incl. 9.36693 -0.50268969 -0.06263641
P 11.2
From 685 observations 2013 May 4-2026 Sept. 20, mean residual 0".6.

493P/LONEOS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Jan. 14.26088 TT Pike
q 3.8229851 (2000.0) P Q
n 0.05112497 Peri. 83.29530 +0.10037106 -0.99492276
a 7.1897540 Node 1.03421 +0.67214608 +0.06234097
e 0.4682732 Incl. 24.10934 +0.73358387 +0.07900830
P 19.3
From 1302 observations 2005 Sept. 23-2026 Sept. 29, mean residual 0".6.

512P/PANSTARRS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Dec. 3.89173 TT Pike
q 4.8025644 (2000.0) P Q
n 0.07250327 Peri. 308.60089 +0.90697740 -0.36571441
a 5.6959256 Node 73.73705 +0.42117018 +0.79078357
e 0.1568422 Incl. 12.56937 -0.00277031 +0.49083023
P 13.6
From 114 observations 2011 Sept. 23-2026 Oct. 1, mean residual 0".6.