Коррекция орбиты некоторых периодических комет от 30 мая ..
Добавлено: 30 май 2024 12:12Коррекция орбиты некоторых периодических комет от 30 мая 2024 года, MPEC 2024-K130
Orbital elements:
2P/Encke
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Oct. 22.52802 TT Rudenko
q 0.3395661 (2000.0) P Q
n 0.29826115 Peri. 187.28687 -0.94614928 -0.31206458
a 2.2185621 Node 334.01729 +0.30605301 -0.77554145
e 0.8469432 Incl. 11.33726 +0.10551348 -0.54877240
P 3.30
From 3548 observations 2009 Aug. 22-2023 Oct. 13, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = -0.0001.
13P/Olbers
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 June 30.04575 TT Rudenko
q 1.1754750 (2000.0) P Q
n 0.01420955 Peri. 64.41577 -0.60854097 -0.37164150
a 16.8816889 Node 85.84748 +0.18557713 -0.92569769
e 0.9303698 Incl. 44.66490 +0.77151735 -0.07047250
P 69.4
From 1338 observations 2023 Oct. 8-2024 May 27, mean residual 0".4.
Nongravitational parameters A1 = +0.50, A2 = -0.7224.
22P/Kopff
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Mar. 18.59031 TT Rudenko
q 1.5406729 (2000.0) P Q
n 0.15504166 Peri. 162.91915 +0.23422489 +0.96956175
a 3.4316562 Node 120.57554 -0.90136090 +0.24406972
e 0.5510410 Incl. 4.75272 -0.36426259 +0.01949305
P 6.36
From 5041 observations 2008 Jan. 30-2024 Apr. 9, mean residual 0".7.
Nongravitational parameters A1 = +0.05, A2 = -0.0395.
29P/Schwassmann-Wachmann
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2019 May 2.75111 TT Rudenko
q 5.7859625 (2000.0) P Q
n 0.06618424 Peri. 51.95349 +0.98936634 -0.08207003
a 6.0529394 Node 312.40590 +0.01231168 +0.86988466
e 0.0441070 Incl. 9.35915 +0.14492297 +0.48637967
P 14.9
From 19316 observations 2018 June 18-2024 May 29, mean residual 0".6.
32P/Comas Sola
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Apr. 20.60381 TT Rudenko
q 2.0245974 (2000.0) P Q
n 0.10146497 Peri. 54.66884 -0.31891381 -0.93733993
a 4.5525910 Node 54.53008 +0.80404977 -0.34594867
e 0.5552868 Incl. 9.92077 +0.50179473 -0.04139283
P 9.71
From 3645 observations 2013 Sept. 24-2024 May 18, mean residual 0".7.
Nongravitational parameters A1 = +1.89, A2 = +0.6067.
37P/Forbes
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Oct. 11.26006 TT Rudenko
q 1.6177226 (2000.0) P Q
n 0.15294604 Peri. 330.07039 +0.25681661 +0.96008468
a 3.4629315 Node 314.55453 -0.85298001 +0.17125177
e 0.5328459 Incl. 8.94745 -0.45439006 +0.22115658
P 6.44
From 1457 observations 2011 Feb. 8-2024 May 28, mean residual 0".6.
Nongravitational parameters A1 = +0.72, A2 = -0.0529.
62P/Tsuchinshan
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Dec. 25.11524 TT Rudenko
q 1.2649402 (2000.0) P Q
n 0.15938539 Peri. 47.30234 -0.43554366 -0.89687416
a 3.3690210 Node 68.66651 +0.79986299 -0.42480104
e 0.6245378 Incl. 4.73750 +0.41294178 -0.12312928
P 6.18
From 1960 observations 2023 Aug. 29-2024 May 13, mean residual 0".5.
Nongravitational parameters A1 = +0.60, A2 = +0.4714.
65P/Gunn
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 June 16.84772 TT Rudenko
q 2.9254948 (2000.0) P Q
n 0.12841410 Peri. 213.76345 +0.09373664 +0.98559483
a 3.8909972 Node 61.97657 -0.87456259 +0.14908133
e 0.2481375 Incl. 9.17595 -0.47576646 -0.07985978
P 7.68
From 2743 observations 2013 Jan. 1-2024 May 29, mean residual 0".6.
Nongravitational parameters A1 = -0.13, A2 = -0.0214.
89P/Russell
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Mar. 26.60761 TT Rudenko
q 2.2218439 (2000.0) P Q
n 0.13563275 Peri. 250.40145 +0.35674715 +0.92392833
a 3.7516847 Node 41.34561 -0.75946144 +0.37295027
e 0.4077744 Incl. 12.07207 -0.54401268 +0.08523229
P 7.27
From 283 observations 1980 Sept. 28-2024 May 29, mean residual 0".7.
Nongravitational parameters A1 = +0.84, A2 = -0.0345.
103P/Hartley
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Oct. 12.50692 TT Rudenko
q 1.0641144 (2000.0) P Q
n 0.15218970 Peri. 181.30068 +0.75454675 -0.63876240
a 3.4743951 Node 219.74911 +0.60419905 +0.76568643
e 0.6937267 Incl. 13.61067 +0.25613027 +0.07554388
P 6.48
From 9080 observations 2004 Sept. 20-2024 May 5, mean residual 0".7.
Nongravitational parameters A1 = +0.11, A2 = +0.0236.
119P/Parker-Hartley
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Aug. 12.28819 TT Rudenko
q 2.3286122 (2000.0) P Q
n 0.13268212 Peri. 322.17157 +0.39015158 -0.91228968
a 3.8071015 Node 104.55711 +0.87305313 +0.32357294
e 0.3883504 Incl. 7.39256 +0.29250637 +0.25105398
P 7.43
From 3298 observations 1995 June 23-2024 May 6, mean residual 1".8.
Nongravitational parameters A1 = -0.94, A2 = +0.1185.
125P/Spacewatch
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Mar. 7.29393 TT Rudenko
q 1.5266903 (2000.0) P Q
n 0.17804484 Peri. 87.13895 -0.48878937 +0.86887998
a 3.1293186 Node 153.15030 -0.85336909 -0.45754767
e 0.5121333 Incl. 9.98480 -0.18123505 -0.18893838
P 5.54
From 676 observations 2012 Dec. 8-2024 May 29, mean residual 0".6.
Nongravitational parameters A1 = +0.05, A2 = +0.0102.
130P/McNaught-Hughes
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Apr. 14.88348 TT Rudenko
q 1.8229854 (2000.0) P Q
n 0.15851995 Peri. 246.12737 +0.71822707 +0.68867600
a 3.3812720 Node 70.17868 -0.59378713 +0.68108567
e 0.4608581 Incl. 6.06360 -0.36272126 +0.24869192
P 6.22
From 1177 observations 2004 Apr. 20-2024 May 27, mean residual 0".7.
Nongravitational parameters A1 = +0.03, A2 = +0.0008.
144P/Kushida
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Jan. 25.76999 TT Rudenko
q 1.3988569 (2000.0) P Q
n 0.13144014 Peri. 216.32092 -0.15943984 -0.98531773
a 3.8310460 Node 242.92552 +0.92113418 -0.12623752
e 0.6348629 Incl. 3.93191 +0.35509262 -0.11494805
P 7.50
From 3147 observations 2016 July 31-2024 May 28, mean residual 0".5.
Nongravitational parameters A1 = +0.30, A2 = -0.0880.
146P/Shoemaker-LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Aug. 5.43632 TT Rudenko
q 1.4195888 (2000.0) P Q
n 0.12200572 Peri. 317.07340 +0.93950668 -0.13414512
a 4.0260818 Node 53.37529 +0.30272530 +0.75569033
e 0.6474019 Incl. 23.12298 -0.16026415 +0.64104384
P 8.08
From 143 observations 2016 Apr. 19-2024 May 29, mean residual 0".8.
150P/LONEOS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Mar. 12.46185 TT Rudenko
q 1.7455858 (2000.0) P Q
n 0.12946204 Peri. 246.11286 -0.88084401 -0.35080505
a 3.8699714 Node 272.05902 +0.45839733 -0.79977256
e 0.5489409 Incl. 18.54736 -0.11826124 -0.48713414
P 7.61
From 1295 observations 1978 Mar. 6-2024 May 28, mean residual 0".4.
152P/Helin-Lawrence
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Jan. 14.75635 TT Rudenko
q 3.1018506 (2000.0) P Q
n 0.10383378 Peri. 164.35356 -0.23535416 +0.95666483
a 4.4830845 Node 91.79823 -0.90910284 -0.15430025
e 0.3080990 Incl. 9.87802 -0.34371564 -0.24694904
P 9.49
From 1308 observations 1993 Apr. 22-2024 Jan. 1, mean residual 0".9.
Nongravitational parameters A1 = +0.02, A2 = +0.0143.
172P/Yeung
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 Nov. 3.38599 TT Rudenko
q 3.3571959 (2000.0) P Q
n 0.11368231 Peri. 209.04629 -0.50592118 +0.85677494
a 4.2202753 Node 30.87729 -0.74904135 -0.37893669
e 0.2045078 Incl. 11.22515 -0.42776256 -0.34977662
P 8.67
From 368 observations 2012 Sept. 15-2024 May 27, mean residual 0".3.
190P/Mueller
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Dec. 24.09767 TT Rudenko
q 2.0197151 (2000.0) P Q
n 0.11339633 Peri. 50.50178 +0.89851624 -0.43865825
a 4.2273680 Node 335.50441 +0.39017630 +0.81460139
e 0.5222287 Incl. 2.17455 +0.20107469 +0.37947794
P 8.69
From 347 observations 1998 Sept. 14-2024 May 8, mean residual 0".7.
207P/NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Jan. 31.81676 TT Rudenko
q 0.9382494 (2000.0) P Q
n 0.12878477 Peri. 272.99140 -0.35584702 -0.93291332
a 3.8835275 Node 198.15587 +0.91228563 -0.33395385
e 0.7584028 Incl. 10.20133 +0.20275063 -0.13471290
P 7.65
From 993 observations 2000 Oct. 7-2024 May 8, mean residual 0".9.
209P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 July 14.49818 TT Rudenko
q 0.9644230 (2000.0) P Q
n 0.19369890 Peri. 152.49420 -0.78849441 +0.52355973
a 2.9583617 Node 62.76983 -0.60960640 -0.59567074
e 0.6740010 Incl. 21.28250 -0.08158807 -0.60914824
P 5.09
From 2238 observations 2013 Sept. 8-2024 May 27, mean residual 0".4.
217P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 May 24.89639 TT Rudenko
q 1.2264231 (2000.0) P Q
n 0.12571000 Peri. 247.00965 +0.95786316 -0.22260576
a 3.9465975 Node 125.38324 +0.26615298 +0.92548411
e 0.6892455 Incl. 12.86337 -0.10798497 +0.30647321
P 7.84
From 3387 observations 2001 June 21-2024 May 28, mean residual 0".6.
Nongravitational parameters A1 = +0.16, A2 = +0.0030.
224P/LINEAR-NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Sept. 30.13140 TT Rudenko
q 2.0470334 (2000.0) P Q
n 0.15411289 Peri. 16.74937 +0.55272360 -0.82010827
a 3.4454298 Node 40.03804 +0.73578952 +0.39682999
e 0.4058699 Incl. 13.30556 +0.39129324 +0.41224797
P 6.40
From 110 observations 2003 Nov. 20-2023 Jan. 11, mean residual 0".6.
227P/Catalina-LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Mar. 8.24870 TT Rudenko
q 1.6236184 (2000.0) P Q
n 0.15475408 Peri. 105.56900 -0.78710393 -0.61183132
a 3.4359063 Node 36.80878 +0.50393932 -0.71105258
e 0.5274556 Incl. 7.50858 +0.35568604 -0.34650639
P 6.37
From 1035 observations 2017 Jan. 22-2024 May 28, mean residual 0".5.
237P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 May 14.74202 TT Rudenko
q 1.9875403 (2000.0) P Q
n 0.14982579 Peri. 25.30201 -0.00009756 +0.97546692
a 3.5108451 Node 245.35513 -0.95372993 -0.06628090
e 0.4338855 Incl. 14.01695 -0.30066462 +0.20993127
P 6.58
From 2325 observations 2002 June 18-2024 Jan. 16, mean residual 0".7.
238P/Read
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 June 5.39115 TT Rudenko
q 2.3708184 (2000.0) P Q
n 0.17495942 Peri. 324.24514 +0.96173459 -0.27343635
a 3.1660019 Node 51.63293 +0.25622318 +0.87524319
e 0.2511633 Incl. 1.26401 +0.09703740 +0.39897609
P 5.63
From 328 observations 2005 Oct. 23-2022 Dec. 24, mean residual 0".6.
Nongravitational parameters A1 = +0.18, A2 = -0.0071.
242P/Spahr
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Dec. 23.37931 TT Rudenko
q 3.9715612 (2000.0) P Q
n 0.07582176 Peri. 244.87277 +0.41977649 -0.90762113
a 5.5284934 Node 180.36338 +0.89662153 +0.41410102
e 0.2816196 Incl. 32.46180 -0.14091676 -0.06887838
P 13.0
From 533 observations 2011 July 20-2024 Jan. 11, mean residual 0".7.
244P/Scotti
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Nov. 18.59519 TT Rudenko
q 3.9213877 (2000.0) P Q
n 0.09085668 Peri. 93.27616 +0.04730856 -0.99887185
a 4.9003995 Node 354.00760 +0.90009140 +0.04441553
e 0.1997820 Incl. 2.25879 +0.43312512 +0.01680150
P 10.8
From 1964 observations 2000 Nov. 29-2024 May 27, mean residual 0".7.
Nongravitational parameters A1 = +0.09, A2 = -0.0149.
246P/NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2021 Feb. 26.69335 TT Rudenko
q 2.9334394 (2000.0) P Q
n 0.11929868 Peri. 182.46015 -0.21817901 +0.93391389
a 4.0867584 Node 75.04468 -0.89029936 -0.07161988
e 0.2822087 Incl. 17.04544 -0.39970611 -0.35025053
P 8.26
From 4993 observations 2003 Mar. 7-2024 Jan. 28, mean residual 0".6.
Nongravitational parameters A1 = +1.27, A2 = +0.4429.
253P/PANSTARRS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Oct. 20.94640 TT Rudenko
q 2.0268956 (2000.0) P Q
n 0.15298955 Peri. 230.80110 +0.95126086 -0.30476816
a 3.4622748 Node 146.86581 +0.30279156 +0.89407061
e 0.4145769 Incl. 4.94406 +0.05848121 +0.32825922
P 6.44
From 366 observations 1998 Sept. 14-2024 May 8, mean residual 0".6.
Nongravitational parameters A1 = -0.05, A2 = -0.0073.
256P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Mar. 12.06302 TT Rudenko
q 2.6997881 (2000.0) P Q
n 0.09868309 Peri. 124.14564 -0.80952702 +0.36684286
a 4.6377522 Node 81.32774 -0.56029132 -0.71591615
e 0.4178671 Incl. 27.62349 +0.17532722 -0.59404578
P 9.99
From 278 observations 2003 Jan. 27-2023 July 8, mean residual 0".8.
263P/Gibbs
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Jan. 30.61437 TT Rudenko
q 1.2357669 (2000.0) P Q
n 0.18581698 Peri. 35.03333 -0.76086028 -0.61970298
a 3.0414391 Node 105.50152 +0.54037916 -0.76932778
e 0.5936901 Incl. 11.52389 +0.35927983 -0.15525136
P 5.30
From 763 observations 2006 Nov. 10-2023 July 8, mean residual 0".5.
291P/NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 May 4.02480 TT Rudenko
q 2.5654143 (2000.0) P Q
n 0.10209884 Peri. 173.50925 +0.62643921 -0.77391958
a 4.5337285 Node 237.66031 +0.71011723 +0.61576053
e 0.4341491 Incl. 6.30977 +0.32141474 +0.14794410
P 9.65
From 989 observations 2003 Sept. 4-2024 Mar. 2, mean residual 0".8.
299P/Catalina-PANSTARRS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Apr. 30.37317 TT Rudenko
q 3.1563631 (2000.0) P Q
n 0.10716769 Peri. 323.69151 -0.55979757 +0.80848185
a 4.3896189 Node 271.58276 -0.71102485 -0.58122008
e 0.2809483 Incl. 10.46785 -0.42552362 -0.09241379
P 9.20
From 598 observations 2005 Mar. 11-2024 May 29, mean residual 0".6.
302P/Lemmon-PANSTARRS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 Mar. 9.23655 TT Rudenko
q 3.2886884 (2000.0) P Q
n 0.11168744 Peri. 208.60157 +0.86652185 +0.49106228
a 4.2703798 Node 121.71543 -0.43559858 +0.83145691
e 0.2298838 Incl. 6.03459 -0.24370834 +0.25987930
P 8.82
From 251 observations 2007 Aug. 16-2024 May 29, mean residual 0".6.
333P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Nov. 29.29843 TT Rudenko
q 1.1130376 (2000.0) P Q
n 0.11366290 Peri. 26.00955 -0.12525124 +0.73227671
a 4.2207557 Node 115.70162 +0.73020171 -0.38872289
e 0.7362943 Incl. 132.02200 +0.67165288 +0.55916486
P 8.67
From 703 observations 2007 Nov. 4-2024 May 28, mean residual 0".6.
349P/Lemmon
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 May 27.13639 TT Rudenko
q 2.5100930 (2000.0) P Q
n 0.14560209 Peri. 255.79479 -0.67287376 +0.73837101
a 3.5784172 Node 331.75283 -0.63647843 -0.60903380
e 0.2985466 Incl. 5.48858 -0.37700943 -0.28963094
P 6.77
From 201 observations 2010 Mar. 14-2024 May 27, mean residual 0".6.
404P/Bressi
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Nov. 4.07959 TT Rudenko
q 4.1326822 (2000.0) P Q
n 0.09584146 Peri. 169.36777 +0.34912647 -0.92195498
a 4.7289760 Node 260.03608 +0.84677379 +0.38702342
e 0.1260936 Incl. 9.80102 +0.40135378 -0.01455673
P 10.3
From 531 observations 2011 Oct. 24-2024 Apr. 10, mean residual 1".1.
408P/Novichonok-Gerke
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Oct. 5.66568 TT Rudenko
q 3.4688262 (2000.0) P Q
n 0.09540872 Peri. 226.57410 +0.56567119 -0.82283573
a 4.7432643 Node 189.44369 +0.81938339 +0.56827594
e 0.2686838 Incl. 19.35637 +0.09288141 -0.00195304
P 10.3
From 1741 observations 2011 Sept. 7-2024 May 18, mean residual 0".7.
420P/Hill
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 May 20.08251 TT Rudenko
q 2.7770105 (2000.0) P Q
n 0.07632066 Peri. 156.55817 +0.87050567 +0.49141663
a 5.5043747 Node 173.80069 -0.48180221 +0.86210325
e 0.4954903 Incl. 14.48514 -0.10043160 +0.12364338
P 12.9
From 231 observations 2009 Aug. 16-2024 Jan. 31, mean residual 0".8.
459P/Catalina
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Feb. 21.43306 TT Rudenko
q 1.3681163 (2000.0) P Q
n 0.16901685 Peri. 205.20183 -0.20793005 -0.97054837
a 3.2397840 Node 256.98951 +0.91725170 -0.15027320
e 0.5777137 Incl. 7.17294 +0.33972698 -0.18829187
P 5.83
From 644 observations 2017 Jan. 3-2024 May 29, mean residual 0".5.
473P/NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Feb. 26.24094 TT Rudenko
q 1.4057860 (2000.0) P Q
n 0.04380493 Peri. 42.91690 +0.53774820 -0.78150718
a 7.9699214 Node 22.18451 +0.34263130 -0.14026133
e 0.8236136 Incl. 56.90813 +0.77034451 +0.60792540
P 22.5
From 539 observations 2001 Aug. 18-2024 May 18, mean residual 0".9.
478P/ATLAS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 May 1.96363 TT Rudenko
q 2.3936065 (2000.0) P Q
n 0.14158885 Peri. 13.17769 -0.76674419 -0.61832027
a 3.6457203 Node 127.27164 +0.56756473 -0.77855408
e 0.3434476 Incl. 12.52521 +0.29995605 -0.10739455
P 6.96
From 519 observations 2015 Sept. 18-2024 May 27, mean residual 0".5.
479P/Elenin
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 May 5.24435 TT Rudenko
q 1.2437127 (2000.0) P Q
n 0.07392499 Peri. 263.52457 -0.91136069 +0.33512287
a 5.6226604 Node 295.83401 -0.18492176 -0.85208007
e 0.7788035 Incl. 15.39799 -0.36773038 -0.40205997
P 13.3
From 928 observations 2011 June 12-2024 May 27, mean residual 0".5.
Orbital elements:
2P/Encke
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Oct. 22.52802 TT Rudenko
q 0.3395661 (2000.0) P Q
n 0.29826115 Peri. 187.28687 -0.94614928 -0.31206458
a 2.2185621 Node 334.01729 +0.30605301 -0.77554145
e 0.8469432 Incl. 11.33726 +0.10551348 -0.54877240
P 3.30
From 3548 observations 2009 Aug. 22-2023 Oct. 13, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = -0.0001.
13P/Olbers
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 June 30.04575 TT Rudenko
q 1.1754750 (2000.0) P Q
n 0.01420955 Peri. 64.41577 -0.60854097 -0.37164150
a 16.8816889 Node 85.84748 +0.18557713 -0.92569769
e 0.9303698 Incl. 44.66490 +0.77151735 -0.07047250
P 69.4
From 1338 observations 2023 Oct. 8-2024 May 27, mean residual 0".4.
Nongravitational parameters A1 = +0.50, A2 = -0.7224.
22P/Kopff
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Mar. 18.59031 TT Rudenko
q 1.5406729 (2000.0) P Q
n 0.15504166 Peri. 162.91915 +0.23422489 +0.96956175
a 3.4316562 Node 120.57554 -0.90136090 +0.24406972
e 0.5510410 Incl. 4.75272 -0.36426259 +0.01949305
P 6.36
From 5041 observations 2008 Jan. 30-2024 Apr. 9, mean residual 0".7.
Nongravitational parameters A1 = +0.05, A2 = -0.0395.
29P/Schwassmann-Wachmann
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2019 May 2.75111 TT Rudenko
q 5.7859625 (2000.0) P Q
n 0.06618424 Peri. 51.95349 +0.98936634 -0.08207003
a 6.0529394 Node 312.40590 +0.01231168 +0.86988466
e 0.0441070 Incl. 9.35915 +0.14492297 +0.48637967
P 14.9
From 19316 observations 2018 June 18-2024 May 29, mean residual 0".6.
32P/Comas Sola
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Apr. 20.60381 TT Rudenko
q 2.0245974 (2000.0) P Q
n 0.10146497 Peri. 54.66884 -0.31891381 -0.93733993
a 4.5525910 Node 54.53008 +0.80404977 -0.34594867
e 0.5552868 Incl. 9.92077 +0.50179473 -0.04139283
P 9.71
From 3645 observations 2013 Sept. 24-2024 May 18, mean residual 0".7.
Nongravitational parameters A1 = +1.89, A2 = +0.6067.
37P/Forbes
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Oct. 11.26006 TT Rudenko
q 1.6177226 (2000.0) P Q
n 0.15294604 Peri. 330.07039 +0.25681661 +0.96008468
a 3.4629315 Node 314.55453 -0.85298001 +0.17125177
e 0.5328459 Incl. 8.94745 -0.45439006 +0.22115658
P 6.44
From 1457 observations 2011 Feb. 8-2024 May 28, mean residual 0".6.
Nongravitational parameters A1 = +0.72, A2 = -0.0529.
62P/Tsuchinshan
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Dec. 25.11524 TT Rudenko
q 1.2649402 (2000.0) P Q
n 0.15938539 Peri. 47.30234 -0.43554366 -0.89687416
a 3.3690210 Node 68.66651 +0.79986299 -0.42480104
e 0.6245378 Incl. 4.73750 +0.41294178 -0.12312928
P 6.18
From 1960 observations 2023 Aug. 29-2024 May 13, mean residual 0".5.
Nongravitational parameters A1 = +0.60, A2 = +0.4714.
65P/Gunn
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 June 16.84772 TT Rudenko
q 2.9254948 (2000.0) P Q
n 0.12841410 Peri. 213.76345 +0.09373664 +0.98559483
a 3.8909972 Node 61.97657 -0.87456259 +0.14908133
e 0.2481375 Incl. 9.17595 -0.47576646 -0.07985978
P 7.68
From 2743 observations 2013 Jan. 1-2024 May 29, mean residual 0".6.
Nongravitational parameters A1 = -0.13, A2 = -0.0214.
89P/Russell
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Mar. 26.60761 TT Rudenko
q 2.2218439 (2000.0) P Q
n 0.13563275 Peri. 250.40145 +0.35674715 +0.92392833
a 3.7516847 Node 41.34561 -0.75946144 +0.37295027
e 0.4077744 Incl. 12.07207 -0.54401268 +0.08523229
P 7.27
From 283 observations 1980 Sept. 28-2024 May 29, mean residual 0".7.
Nongravitational parameters A1 = +0.84, A2 = -0.0345.
103P/Hartley
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Oct. 12.50692 TT Rudenko
q 1.0641144 (2000.0) P Q
n 0.15218970 Peri. 181.30068 +0.75454675 -0.63876240
a 3.4743951 Node 219.74911 +0.60419905 +0.76568643
e 0.6937267 Incl. 13.61067 +0.25613027 +0.07554388
P 6.48
From 9080 observations 2004 Sept. 20-2024 May 5, mean residual 0".7.
Nongravitational parameters A1 = +0.11, A2 = +0.0236.
119P/Parker-Hartley
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Aug. 12.28819 TT Rudenko
q 2.3286122 (2000.0) P Q
n 0.13268212 Peri. 322.17157 +0.39015158 -0.91228968
a 3.8071015 Node 104.55711 +0.87305313 +0.32357294
e 0.3883504 Incl. 7.39256 +0.29250637 +0.25105398
P 7.43
From 3298 observations 1995 June 23-2024 May 6, mean residual 1".8.
Nongravitational parameters A1 = -0.94, A2 = +0.1185.
125P/Spacewatch
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Mar. 7.29393 TT Rudenko
q 1.5266903 (2000.0) P Q
n 0.17804484 Peri. 87.13895 -0.48878937 +0.86887998
a 3.1293186 Node 153.15030 -0.85336909 -0.45754767
e 0.5121333 Incl. 9.98480 -0.18123505 -0.18893838
P 5.54
From 676 observations 2012 Dec. 8-2024 May 29, mean residual 0".6.
Nongravitational parameters A1 = +0.05, A2 = +0.0102.
130P/McNaught-Hughes
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Apr. 14.88348 TT Rudenko
q 1.8229854 (2000.0) P Q
n 0.15851995 Peri. 246.12737 +0.71822707 +0.68867600
a 3.3812720 Node 70.17868 -0.59378713 +0.68108567
e 0.4608581 Incl. 6.06360 -0.36272126 +0.24869192
P 6.22
From 1177 observations 2004 Apr. 20-2024 May 27, mean residual 0".7.
Nongravitational parameters A1 = +0.03, A2 = +0.0008.
144P/Kushida
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Jan. 25.76999 TT Rudenko
q 1.3988569 (2000.0) P Q
n 0.13144014 Peri. 216.32092 -0.15943984 -0.98531773
a 3.8310460 Node 242.92552 +0.92113418 -0.12623752
e 0.6348629 Incl. 3.93191 +0.35509262 -0.11494805
P 7.50
From 3147 observations 2016 July 31-2024 May 28, mean residual 0".5.
Nongravitational parameters A1 = +0.30, A2 = -0.0880.
146P/Shoemaker-LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Aug. 5.43632 TT Rudenko
q 1.4195888 (2000.0) P Q
n 0.12200572 Peri. 317.07340 +0.93950668 -0.13414512
a 4.0260818 Node 53.37529 +0.30272530 +0.75569033
e 0.6474019 Incl. 23.12298 -0.16026415 +0.64104384
P 8.08
From 143 observations 2016 Apr. 19-2024 May 29, mean residual 0".8.
150P/LONEOS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Mar. 12.46185 TT Rudenko
q 1.7455858 (2000.0) P Q
n 0.12946204 Peri. 246.11286 -0.88084401 -0.35080505
a 3.8699714 Node 272.05902 +0.45839733 -0.79977256
e 0.5489409 Incl. 18.54736 -0.11826124 -0.48713414
P 7.61
From 1295 observations 1978 Mar. 6-2024 May 28, mean residual 0".4.
152P/Helin-Lawrence
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Jan. 14.75635 TT Rudenko
q 3.1018506 (2000.0) P Q
n 0.10383378 Peri. 164.35356 -0.23535416 +0.95666483
a 4.4830845 Node 91.79823 -0.90910284 -0.15430025
e 0.3080990 Incl. 9.87802 -0.34371564 -0.24694904
P 9.49
From 1308 observations 1993 Apr. 22-2024 Jan. 1, mean residual 0".9.
Nongravitational parameters A1 = +0.02, A2 = +0.0143.
172P/Yeung
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 Nov. 3.38599 TT Rudenko
q 3.3571959 (2000.0) P Q
n 0.11368231 Peri. 209.04629 -0.50592118 +0.85677494
a 4.2202753 Node 30.87729 -0.74904135 -0.37893669
e 0.2045078 Incl. 11.22515 -0.42776256 -0.34977662
P 8.67
From 368 observations 2012 Sept. 15-2024 May 27, mean residual 0".3.
190P/Mueller
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Dec. 24.09767 TT Rudenko
q 2.0197151 (2000.0) P Q
n 0.11339633 Peri. 50.50178 +0.89851624 -0.43865825
a 4.2273680 Node 335.50441 +0.39017630 +0.81460139
e 0.5222287 Incl. 2.17455 +0.20107469 +0.37947794
P 8.69
From 347 observations 1998 Sept. 14-2024 May 8, mean residual 0".7.
207P/NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Jan. 31.81676 TT Rudenko
q 0.9382494 (2000.0) P Q
n 0.12878477 Peri. 272.99140 -0.35584702 -0.93291332
a 3.8835275 Node 198.15587 +0.91228563 -0.33395385
e 0.7584028 Incl. 10.20133 +0.20275063 -0.13471290
P 7.65
From 993 observations 2000 Oct. 7-2024 May 8, mean residual 0".9.
209P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 July 14.49818 TT Rudenko
q 0.9644230 (2000.0) P Q
n 0.19369890 Peri. 152.49420 -0.78849441 +0.52355973
a 2.9583617 Node 62.76983 -0.60960640 -0.59567074
e 0.6740010 Incl. 21.28250 -0.08158807 -0.60914824
P 5.09
From 2238 observations 2013 Sept. 8-2024 May 27, mean residual 0".4.
217P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 May 24.89639 TT Rudenko
q 1.2264231 (2000.0) P Q
n 0.12571000 Peri. 247.00965 +0.95786316 -0.22260576
a 3.9465975 Node 125.38324 +0.26615298 +0.92548411
e 0.6892455 Incl. 12.86337 -0.10798497 +0.30647321
P 7.84
From 3387 observations 2001 June 21-2024 May 28, mean residual 0".6.
Nongravitational parameters A1 = +0.16, A2 = +0.0030.
224P/LINEAR-NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Sept. 30.13140 TT Rudenko
q 2.0470334 (2000.0) P Q
n 0.15411289 Peri. 16.74937 +0.55272360 -0.82010827
a 3.4454298 Node 40.03804 +0.73578952 +0.39682999
e 0.4058699 Incl. 13.30556 +0.39129324 +0.41224797
P 6.40
From 110 observations 2003 Nov. 20-2023 Jan. 11, mean residual 0".6.
227P/Catalina-LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Mar. 8.24870 TT Rudenko
q 1.6236184 (2000.0) P Q
n 0.15475408 Peri. 105.56900 -0.78710393 -0.61183132
a 3.4359063 Node 36.80878 +0.50393932 -0.71105258
e 0.5274556 Incl. 7.50858 +0.35568604 -0.34650639
P 6.37
From 1035 observations 2017 Jan. 22-2024 May 28, mean residual 0".5.
237P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 May 14.74202 TT Rudenko
q 1.9875403 (2000.0) P Q
n 0.14982579 Peri. 25.30201 -0.00009756 +0.97546692
a 3.5108451 Node 245.35513 -0.95372993 -0.06628090
e 0.4338855 Incl. 14.01695 -0.30066462 +0.20993127
P 6.58
From 2325 observations 2002 June 18-2024 Jan. 16, mean residual 0".7.
238P/Read
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 June 5.39115 TT Rudenko
q 2.3708184 (2000.0) P Q
n 0.17495942 Peri. 324.24514 +0.96173459 -0.27343635
a 3.1660019 Node 51.63293 +0.25622318 +0.87524319
e 0.2511633 Incl. 1.26401 +0.09703740 +0.39897609
P 5.63
From 328 observations 2005 Oct. 23-2022 Dec. 24, mean residual 0".6.
Nongravitational parameters A1 = +0.18, A2 = -0.0071.
242P/Spahr
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Dec. 23.37931 TT Rudenko
q 3.9715612 (2000.0) P Q
n 0.07582176 Peri. 244.87277 +0.41977649 -0.90762113
a 5.5284934 Node 180.36338 +0.89662153 +0.41410102
e 0.2816196 Incl. 32.46180 -0.14091676 -0.06887838
P 13.0
From 533 observations 2011 July 20-2024 Jan. 11, mean residual 0".7.
244P/Scotti
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Nov. 18.59519 TT Rudenko
q 3.9213877 (2000.0) P Q
n 0.09085668 Peri. 93.27616 +0.04730856 -0.99887185
a 4.9003995 Node 354.00760 +0.90009140 +0.04441553
e 0.1997820 Incl. 2.25879 +0.43312512 +0.01680150
P 10.8
From 1964 observations 2000 Nov. 29-2024 May 27, mean residual 0".7.
Nongravitational parameters A1 = +0.09, A2 = -0.0149.
246P/NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2021 Feb. 26.69335 TT Rudenko
q 2.9334394 (2000.0) P Q
n 0.11929868 Peri. 182.46015 -0.21817901 +0.93391389
a 4.0867584 Node 75.04468 -0.89029936 -0.07161988
e 0.2822087 Incl. 17.04544 -0.39970611 -0.35025053
P 8.26
From 4993 observations 2003 Mar. 7-2024 Jan. 28, mean residual 0".6.
Nongravitational parameters A1 = +1.27, A2 = +0.4429.
253P/PANSTARRS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Oct. 20.94640 TT Rudenko
q 2.0268956 (2000.0) P Q
n 0.15298955 Peri. 230.80110 +0.95126086 -0.30476816
a 3.4622748 Node 146.86581 +0.30279156 +0.89407061
e 0.4145769 Incl. 4.94406 +0.05848121 +0.32825922
P 6.44
From 366 observations 1998 Sept. 14-2024 May 8, mean residual 0".6.
Nongravitational parameters A1 = -0.05, A2 = -0.0073.
256P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Mar. 12.06302 TT Rudenko
q 2.6997881 (2000.0) P Q
n 0.09868309 Peri. 124.14564 -0.80952702 +0.36684286
a 4.6377522 Node 81.32774 -0.56029132 -0.71591615
e 0.4178671 Incl. 27.62349 +0.17532722 -0.59404578
P 9.99
From 278 observations 2003 Jan. 27-2023 July 8, mean residual 0".8.
263P/Gibbs
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Jan. 30.61437 TT Rudenko
q 1.2357669 (2000.0) P Q
n 0.18581698 Peri. 35.03333 -0.76086028 -0.61970298
a 3.0414391 Node 105.50152 +0.54037916 -0.76932778
e 0.5936901 Incl. 11.52389 +0.35927983 -0.15525136
P 5.30
From 763 observations 2006 Nov. 10-2023 July 8, mean residual 0".5.
291P/NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 May 4.02480 TT Rudenko
q 2.5654143 (2000.0) P Q
n 0.10209884 Peri. 173.50925 +0.62643921 -0.77391958
a 4.5337285 Node 237.66031 +0.71011723 +0.61576053
e 0.4341491 Incl. 6.30977 +0.32141474 +0.14794410
P 9.65
From 989 observations 2003 Sept. 4-2024 Mar. 2, mean residual 0".8.
299P/Catalina-PANSTARRS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Apr. 30.37317 TT Rudenko
q 3.1563631 (2000.0) P Q
n 0.10716769 Peri. 323.69151 -0.55979757 +0.80848185
a 4.3896189 Node 271.58276 -0.71102485 -0.58122008
e 0.2809483 Incl. 10.46785 -0.42552362 -0.09241379
P 9.20
From 598 observations 2005 Mar. 11-2024 May 29, mean residual 0".6.
302P/Lemmon-PANSTARRS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2025 Mar. 9.23655 TT Rudenko
q 3.2886884 (2000.0) P Q
n 0.11168744 Peri. 208.60157 +0.86652185 +0.49106228
a 4.2703798 Node 121.71543 -0.43559858 +0.83145691
e 0.2298838 Incl. 6.03459 -0.24370834 +0.25987930
P 8.82
From 251 observations 2007 Aug. 16-2024 May 29, mean residual 0".6.
333P/LINEAR
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Nov. 29.29843 TT Rudenko
q 1.1130376 (2000.0) P Q
n 0.11366290 Peri. 26.00955 -0.12525124 +0.73227671
a 4.2207557 Node 115.70162 +0.73020171 -0.38872289
e 0.7362943 Incl. 132.02200 +0.67165288 +0.55916486
P 8.67
From 703 observations 2007 Nov. 4-2024 May 28, mean residual 0".6.
349P/Lemmon
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 May 27.13639 TT Rudenko
q 2.5100930 (2000.0) P Q
n 0.14560209 Peri. 255.79479 -0.67287376 +0.73837101
a 3.5784172 Node 331.75283 -0.63647843 -0.60903380
e 0.2985466 Incl. 5.48858 -0.37700943 -0.28963094
P 6.77
From 201 observations 2010 Mar. 14-2024 May 27, mean residual 0".6.
404P/Bressi
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Nov. 4.07959 TT Rudenko
q 4.1326822 (2000.0) P Q
n 0.09584146 Peri. 169.36777 +0.34912647 -0.92195498
a 4.7289760 Node 260.03608 +0.84677379 +0.38702342
e 0.1260936 Incl. 9.80102 +0.40135378 -0.01455673
P 10.3
From 531 observations 2011 Oct. 24-2024 Apr. 10, mean residual 1".1.
408P/Novichonok-Gerke
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 Oct. 5.66568 TT Rudenko
q 3.4688262 (2000.0) P Q
n 0.09540872 Peri. 226.57410 +0.56567119 -0.82283573
a 4.7432643 Node 189.44369 +0.81938339 +0.56827594
e 0.2686838 Incl. 19.35637 +0.09288141 -0.00195304
P 10.3
From 1741 observations 2011 Sept. 7-2024 May 18, mean residual 0".7.
420P/Hill
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2022 May 20.08251 TT Rudenko
q 2.7770105 (2000.0) P Q
n 0.07632066 Peri. 156.55817 +0.87050567 +0.49141663
a 5.5043747 Node 173.80069 -0.48180221 +0.86210325
e 0.4954903 Incl. 14.48514 -0.10043160 +0.12364338
P 12.9
From 231 observations 2009 Aug. 16-2024 Jan. 31, mean residual 0".8.
459P/Catalina
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2023 Feb. 21.43306 TT Rudenko
q 1.3681163 (2000.0) P Q
n 0.16901685 Peri. 205.20183 -0.20793005 -0.97054837
a 3.2397840 Node 256.98951 +0.91725170 -0.15027320
e 0.5777137 Incl. 7.17294 +0.33972698 -0.18829187
P 5.83
From 644 observations 2017 Jan. 3-2024 May 29, mean residual 0".5.
473P/NEAT
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 Feb. 26.24094 TT Rudenko
q 1.4057860 (2000.0) P Q
n 0.04380493 Peri. 42.91690 +0.53774820 -0.78150718
a 7.9699214 Node 22.18451 +0.34263130 -0.14026133
e 0.8236136 Incl. 56.90813 +0.77034451 +0.60792540
P 22.5
From 539 observations 2001 Aug. 18-2024 May 18, mean residual 0".9.
478P/ATLAS
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 May 1.96363 TT Rudenko
q 2.3936065 (2000.0) P Q
n 0.14158885 Peri. 13.17769 -0.76674419 -0.61832027
a 3.6457203 Node 127.27164 +0.56756473 -0.77855408
e 0.3434476 Incl. 12.52521 +0.29995605 -0.10739455
P 6.96
From 519 observations 2015 Sept. 18-2024 May 27, mean residual 0".5.
479P/Elenin
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5
T 2024 May 5.24435 TT Rudenko
q 1.2437127 (2000.0) P Q
n 0.07392499 Peri. 263.52457 -0.91136069 +0.33512287
a 5.6226604 Node 295.83401 -0.18492176 -0.85208007
e 0.7788035 Incl. 15.39799 -0.36773038 -0.40205997
P 13.3
From 928 observations 2011 June 12-2024 May 27, mean residual 0".5.