Коррекция орбиты некоторых периодических комет от 14 октября ..

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Коррекция орбиты некоторых периодических комет от 14 октября 2026 года, MPEC 2026-T250

Orbital elements:
2P/Encke
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2027 Feb. 10.22976 TT MPCORBFIT
q 0.3386646 (2000.0) P Q
n 0.29841127 Peri. 187.28395 -0.94614414 -0.31205998
a 2.2178180 Node 334.01956 +0.30607115 -0.77543507
e 0.8472983 Incl. 11.34795 +0.10550691 -0.54892533
P 3.30
From 3917 observations 2009 Aug. 15-2026 Oct. 14, mean residual 0".7.
Nongravitational parameters A1 = +1.84, A2 = -0.0003.

10P/Tempel
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Aug. 2.11492 TT MPCORBFIT
q 1.4177375 (2000.0) P Q
n 0.18367898 Peri. 195.46788 +0.68019930 +0.70947244
a 3.0649948 Node 117.79748 -0.64849778 +0.69965548
e 0.5374421 Incl. 12.02726 -0.34173021 +0.08444565
P 5.37
From 7105 observations 2003 Mar. 7-2026 Oct. 13, mean residual 0".6.
Nongravitational parameters A1 = +2.57, A2 = +0.0820.

14P/Wolf
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Sept. 19.04641 TT MPCORBFIT
q 2.7385183 (2000.0) P Q
n 0.11228276 Peri. 159.20804 +0.98429157 +0.01953816
a 4.2552722 Node 202.00890 -0.01148434 +0.99883834
e 0.3564411 Incl. 27.91889 +0.17617665 -0.04404814
P 8.78
From 579 observations 1992 July 27-2026 Oct. 13, mean residual 0".4.

31P/Schwassmann-Wachmann
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2028 Mar. 19.36590 TT Pike
q 3.4095333 (2000.0) P Q
n 0.11334168 Peri. 18.06454 -0.67052050 -0.73834948
a 4.2287267 Node 114.11163 +0.67051307 -0.64488420
e 0.1937211 Incl. 4.54976 +0.31751297 -0.19739405
P 8.70
From 1063 observations 2000 Nov. 24-2026 Oct. 13, mean residual 0".7.
Nongravitational parameters A1 = +0.07, A2 = -0.0055.

42P/Neujmin
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Jan. 14.95684 TT Pike
q 2.0295875 (2000.0) P Q
n 0.09144676 Peri. 147.12393 +0.45897844 +0.88777280
a 4.8792960 Node 150.15509 -0.82941719 +0.44212263
e 0.5840409 Incl. 3.98858 -0.31844295 +0.12801185
P 10.8
From 311 observations 1972 Apr. 17-2026 Oct. 13, mean residual 0".9.
Nongravitational parameters A1 = -0.39, A2 = +0.1158.

65P/Gunn
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2025 June 16.16962 TT Pike
q 2.9258069 (2000.0) P Q
n 0.12841172 Peri. 213.61472 +0.09097984 +0.98585747
a 3.8910452 Node 61.96505 -0.87496791 +0.14662203
e 0.2480666 Incl. 9.17495 -0.47555634 -0.08116056
P 7.68
From 3293 observations 2013 Jan. 1-2026 Oct. 8, mean residual 0".7.
Nongravitational parameters A1 = +0.03, A2 = +0.0069.

78P/Gehrels
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 June 25.10845 TT Pike
q 2.0045263 (2000.0) P Q
n 0.13672146 Peri. 192.79701 +0.72855440 -0.68275117
a 3.7317419 Node 210.49364 +0.63767729 +0.70550843
e 0.4628443 Incl. 6.25767 +0.25015228 +0.19002290
P 7.21
From 3119 observations 2018 May 15-2026 Oct. 14, mean residual 0".7.
Nongravitational parameters A1 = -0.25, A2 = -0.0247.

88P/Howell
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Mar. 18.74822 TT Pike
q 1.3577706 (2000.0) P Q
n 0.17979608 Peri. 235.85760 +0.38106983 +0.92233990
a 3.1089655 Node 56.66769 -0.82111478 +0.36936361
e 0.5632725 Incl. 4.38187 -0.42491917 +0.11340036
P 5.48
From 3041 observations 2015 July 7-2026 Oct. 14, mean residual 0".9.
Nongravitational parameters A1 = +0.92, A2 = +0.0076.

93P/Lovas
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 May 2.95484 TT Pike
q 1.6883897 (2000.0) P Q
n 0.10780177 Peri. 75.04736 +0.57169534 -0.81713098
a 4.3723889 Node 339.54904 +0.64775864 +0.50480119
e 0.6138519 Incl. 12.21061 +0.50356050 +0.27833922
P 9.14
From 3208 observations 2007 July 13-2026 Oct. 8, mean residual 0".5.
Nongravitational parameters A1 = +0.03, A2 = -0.0049.

123P/West-Hartley
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Sept. 21.92220 TT Pike
q 2.1586654 (2000.0) P Q
n 0.12854733 Peri. 103.88138 -0.83915583 -0.50993881
a 3.8883081 Node 45.86352 +0.33856520 -0.76194028
e 0.4448317 Incl. 15.28167 +0.42566548 -0.39926108
P 7.67
From 3588 observations 2010 Sept. 12-2026 Oct. 12, mean residual 0".7.
Nongravitational parameters A1 = -0.26, A2 = -0.0010.

161P/Hartley-IRAS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Nov. 27.17977 TT Pike
q 1.2650870 (2000.0) P Q
n 0.04593507 Peri. 47.06679 +0.68282032 -0.73013791
a 7.7215854 Node 1.47411 -0.34142230 -0.34987536
e 0.8361623 Incl. 95.79082 +0.64590033 +0.58692918
P 21.5
From 1136 observations 2004 Nov. 3-2026 Oct. 13, mean residual 0".6.
Nongravitational parameters A1 = +0.37, A2 = -0.2529.

220P/McNaught
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 June 14.12070 TT Pike
q 1.5593052 (2000.0) P Q
n 0.17877633 Peri. 180.56352 +0.87157099 +0.48518115
a 3.1207768 Node 150.08394 -0.44925887 +0.84790923
e 0.5003471 Incl. 8.12074 -0.19629182 +0.21365672
P 5.51
From 2263 observations 2004 May 20-2026 Oct. 13, mean residual 0".9.

247P/LINEAR
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Oct. 25.98199 TT Pike
q 1.4834335 (2000.0) P Q
n 0.12498330 Peri. 47.53201 -0.18294069 -0.96438350
a 3.9618807 Node 53.99440 +0.81843140 -0.25705629
e 0.6255734 Incl. 13.65990 +0.54470427 +0.06234200
P 7.89
From 1370 observations 2002 Nov. 5-2026 Oct. 9, mean residual 0".6.

260P/McNaught
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Aug. 5.00890 TT Pike
q 1.4179672 (2000.0) P Q
n 0.14290672 Peri. 18.51428 +0.98875732 -0.14151171
a 3.6232721 Node 349.27125 +0.08170697 +0.78187183
e 0.6086501 Incl. 15.03939 +0.12523152 +0.60716627
P 6.90
From 7608 observations 2005 May 20-2026 Oct. 13, mean residual 0".5.
Nongravitational parameters A1 = +0.01, A2 = -0.0019.

266P/Christensen
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2026 Dec. 7.34806 TT Pike
q 2.3242961 (2000.0) P Q
n 0.14884013 Peri. 97.80459 -0.22116388 -0.97522283
a 3.5263279 Node 4.98186 +0.86954094 -0.19960264
e 0.3408735 Incl. 3.42857 +0.44157117 -0.09538983
P 6.62
From 171 observations 2020 Jan. 1-2026 Oct. 12, mean residual 0".7.
Nongravitational parameters A1 = +3.99, A2 = +0.6202.

315P/LONEOS
Epoch 2026 June 9.0 TT = JDT 2461200.5
T 2027 Nov. 16.48509 TT Pike
q 2.3565855 (2000.0) P Q
n 0.08994944 Peri. 66.00702 -0.66195557 -0.69377473
a 4.9332950 Node 68.61322 +0.52778255 -0.70019499
e 0.5223100 Incl. 17.73959 +0.53222214 -0.16853368
P 11.0
From 2392 observations 2004 Nov. 3-2026 Oct. 13, mean residual 0".7.