Коррекция орбиты некоторых периодических комет от 25 августа ..

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Коррекция орбиты некоторых периодических комет от 25 августа 2026 года, MPEC 2026-Q97

Orbital elements:
2P/Encke
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2027 Feb. 10.22907 TT Pike
q 0.3386646 (2000.0) P Q
n 0.29841142 Peri. 187.28403 -0.94614451 -0.31205878
a 2.2178172 Node 334.01955 +0.30607028 -0.77543510
e 0.8472982 Incl. 11.34798 +0.10550615 -0.54892597
P 3.30
From 3403 observations 2009 Aug. 15-2026 Aug. 24, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = -0.0001.

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. 195.46786 +0.68019940 +0.70947234
a 3.0649948 Node 117.79750 -0.64849771 +0.69965558
e 0.5374421 Incl. 12.02726 -0.34173014 +0.08444564
P 5.37
From 6716 observations 2003 Mar. 7-2026 Aug. 24, mean residual 0".6.
Nongravitational parameters A1 = +0.03, A2 = +0.0008.

11P/Tempel-Swift-LINEAR
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Nov. 9.95580 TT Pike
q 1.3874512 (2000.0) P Q
n 0.16574007 Peri. 168.07003 +0.67740180 -0.70401582
a 3.2823461 Node 238.85275 +0.65276355 +0.70896362
e 0.5772989 Incl. 14.43051 +0.33915565 +0.04162092
P 5.95
From 1208 observations 2014 July 27-2026 Aug. 24, mean residual 0".5.
Nongravitational parameters A1 = +0.11, A2 = -0.0129.

78P/Gehrels
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 June 25.11348 TT Pike
q 2.0045116 (2000.0) P Q
n 0.13671982 Peri. 192.79853 +0.72853254 -0.68277446
a 3.7317717 Node 210.49395 +0.63769966 +0.70548805
e 0.4628526 Incl. 6.25767 +0.25015891 +0.19001487
P 7.21
From 2879 observations 2018 May 15-2026 Aug. 24, mean residual 0".6.
Nongravitational parameters A1 = -0.53, A2 = -0.0789.

84P/Giclas
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2027 Feb. 12.71870 TT Pike
q 1.7198513 (2000.0) P Q
n 0.14736237 Peri. 281.74008 +0.85951709 -0.49559929
a 3.5498635 Node 108.07996 +0.50501330 +0.78586435
e 0.5155162 Incl. 7.55262 +0.07868891 +0.36986291
P 6.69
From 1717 observations 1999 Sept. 12-2026 Aug. 21, mean residual 0".9.
Nongravitational parameters A1 = -0.01, A2 = +0.0007.

88P/Howell
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Mar. 18.74850 TT Pike
q 1.3577708 (2000.0) P Q
n 0.17979599 Peri. 235.85763 +0.38107018 +0.92233976
a 3.1089666 Node 56.66768 -0.82111468 +0.36936389
e 0.5632726 Incl. 4.38186 -0.42491905 +0.11340058
P 5.48
From 3001 observations 2015 July 7-2026 Aug. 25, 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. 21.86593 TT Pike
q 1.4411644 (2000.0) P Q
n 0.14917456 Peri. 21.58528 +0.61355147 -0.75953561
a 3.5210555 Node 31.79420 +0.65115926 +0.33189808
e 0.5907010 Incl. 24.20403 +0.44670595 +0.55941874
P 6.61
From 536 observations 2006 Aug. 2-2026 Aug. 22, 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. 15.00041 TT Pike
q 1.5707017 (2000.0) P Q
n 0.14808916 Peri. 172.85112 +0.10044451 -0.94409466
a 3.5382393 Node 271.02147 +0.89659120 +0.22270377
e 0.5560782 Incl. 18.30348 +0.43131788 -0.24308084
P 6.66
From 1888 observations 2006 July 21-2026 Aug. 24, mean residual 0".7.

161P/Hartley-IRAS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Nov. 27.18515 TT Pike
q 1.2651073 (2000.0) P Q
n 0.04593493 Peri. 47.06753 +0.68281185 -0.73014524
a 7.7216007 Node 1.47508 -0.34141658 -0.34988279
e 0.8361600 Incl. 95.79086 +0.64591230 +0.58691564
P 21.5
From 371 observations 2004 Nov. 3-2026 Aug. 25, mean residual 0".7.
Nongravitational parameters A1 = +0.47, A2 = -0.1215.

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 +0.16899406 +0.73605008
P 5.43
From 3252 observations 1990 Mar. 23-2026 Aug. 13, mean residual 0".4.

169P/NEAT
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Sept. 21.38828 TT Pike
q 0.6043162 (2000.0) P Q
n 0.23459513 Peri. 218.13640 +0.82654134 -0.56271331
a 2.6036947 Node 176.03439 +0.55245550 +0.80640015
e 0.7679005 Incl. 11.28481 +0.10780695 +0.18185856
P 4.20
From 2441 observations 1989 Mar. 7-2026 Aug. 22, mean residual 0".5.

188P/LINEAR-Mueller
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Apr. 13.35453 TT Pike
q 2.5460689 (2000.0) P Q
n 0.10817144 Peri. 26.85704 +0.90041553 -0.43501704
a 4.3624218 Node 358.91119 +0.35905558 +0.74764563
e 0.4163634 Incl. 10.52623 +0.24562362 +0.50178301
P 9.11
From 601 observations 2016 Apr. 14-2026 Aug. 24, mean residual 0".7.

220P/McNaught
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 June 14.12070 TT Pike
q 1.5593049 (2000.0) P Q
n 0.17877633 Peri. 180.56355 +0.87157102 +0.48518101
a 3.1207768 Node 150.08391 -0.44925879 +0.84790955
e 0.5003472 Incl. 8.12080 -0.19629189 +0.21365573
P 5.51
From 1630 observations 2004 May 20-2026 Aug. 25, mean residual 0".8.

243P/NEAT
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Feb. 25.60693 TT Pike
q 2.4480004 (2000.0) P Q
n 0.13176109 Peri. 283.79405 +0.97175885 -0.19498831
a 3.8248222 Node 87.57370 +0.23256473 +0.88678423
e 0.3599701 Incl. 7.64451 -0.03997989 +0.41903853
P 7.48
From 835 observations 2003 Aug. 1-2026 Aug. 24, mean residual 0".7.

245P/WISE
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Mar. 31.10547 TT Pike
q 2.2056027 (2000.0) P Q
n 0.12071761 Peri. 316.69061 +0.09032858 +0.96457801
a 4.0546711 Node 316.66627 -0.78646437 -0.08359375
e 0.4560341 Incl. 21.17198 -0.61099471 +0.25020261
P 8.16
From 148 observations 2002 Aug. 27-2026 Aug. 21, mean residual 1".1.

260P/McNaught
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Aug. 5.00894 TT Pike
q 1.4179671 (2000.0) P Q
n 0.14290668 Peri. 18.51432 +0.98875721 -0.14151248
a 3.6232728 Node 349.27125 +0.08170762 +0.78187186
e 0.6086502 Incl. 15.03938 +0.12523196 +0.60716605
P 6.90
From 7152 observations 2005 May 20-2026 Aug. 25, 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. 29.88069 TT Pike
q 1.9363849 (2000.0) P Q
n 0.30435980 Peri. 144.34491 +0.44384650 -0.89201011
a 2.1888258 Node 279.16704 +0.80075912 +0.43766121
e 0.1153316 Incl. 4.97112 +0.40222521 +0.11300724
P 3.24
From 281 observations 2005 Jan. 17-2026 Aug. 24, mean residual 0".4.

320P/McNaught
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 June 27.78790 TT Pike
q 0.9752908 (2000.0) P Q
n 0.18090289 Peri. 0.75793 +0.44928788 +0.89007748
a 3.0962715 Node 295.94286 -0.82011548 +0.37680409
e 0.6850112 Incl. 4.90115 -0.35433177 +0.25647759
P 5.45
From 134 observations 2004 Sept. 2-2026 Aug. 15, mean residual 0".7.
Nongravitational parameters A1 = +0.01, A2 = -0.0027.

344P/Read
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2027 July 25.10264 TT Pike
q 2.7974359 (2000.0) P Q
n 0.09221055 Peri. 140.67402 +0.58986757 -0.80519670
a 4.8523150 Node 273.09461 +0.72463013 +0.56112766
e 0.4234843 Incl. 3.49927 +0.35632488 +0.19181767
P 10.7
From 543 observations 1951 Dec. 1-2026 Aug. 24, mean residual 0".7.

353P/McNaught
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 July 1.40300 TT Pike
q 2.2117886 (2000.0) P Q
n 0.11575949 Peri. 230.52623 +0.91092313 +0.07415131
a 4.1696375 Node 121.45696 -0.02637839 +0.99217119
e 0.4695490 Incl. 28.41031 -0.41173199 +0.10048834
P 8.51
From 137 observations 2008 May 30-2026 Aug. 24, mean residual 0".5.

491P/Spacewatch-PANSTARRS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2024 Sept. 5.57995 TT Pike
q 3.7151673 (2000.0) P Q
n 0.08783396 Peri. 298.80163 -0.32532434 +0.93775759
a 5.0121926 Node 311.68356 -0.80091633 -0.34159567
e 0.2587740 Incl. 9.36695 -0.50268987 -0.06263467
P 11.2
From 541 observations 2013 May 4-2026 Aug. 24, mean residual 0".6.