Коррекция орбиты некоторых периодических комет от 13 августа
Добавлено: 13 авг 2023 18:18Коррекция орбиты некоторых периодических комет от 13 августа 2023 года, MPEC 2023-P65
Orbital elements:
2P/Encke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 22.52838 TT Rudenko
q 0.3396004 (2000.0) P Q
n 0.29823145 Peri. 187.28604 -0.94616123 -0.31203200
a 2.2187094 Node 334.02019 +0.30601954 -0.77555697
e 0.8469379 Incl. 11.33670 +0.10550339 -0.54876901
P 3.30
From 3190 observations 2009 Aug. 22-2023 Aug. 8, mean residual 0".8.
Nongravitational parameters A1 = +0.00, A2 = -0.0000.
12P/Pons-Brooks
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 21.14177 TT Rudenko
q 0.7808841 (2000.0) P Q
n 0.01384151 Peri. 198.98855 +0.14511650 -0.32930865
a 17.1796280 Node 255.85540 +0.98566061 +0.13018230
e 0.9545459 Incl. 74.19105 +0.08610673 -0.93520499
P 71.2
From 2119 observations 2020 June 10-2023 Aug. 12, mean residual 0".6.
29P/Schwassmann-Wachmann
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2019 Apr. 28.44815 TT Rudenko
q 5.7814797 (2000.0) P Q
n 0.06622386 Peri. 51.58063 +0.98987892 -0.07558224
a 6.0505247 Node 312.40298 +0.00658888 +0.86993775
e 0.0444664 Incl. 9.36142 +0.14176144 +0.48733525
P 14.9
From 16446 observations 2018 June 18-2023 Aug. 11, mean residual 0".6.
32P/Comas Sola
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 20.56480 TT Rudenko
q 2.0243700 (2000.0) P Q
n 0.10124724 Peri. 54.66846 -0.31889597 -0.93734803
a 4.5591154 Node 54.52927 +0.80406222 -0.34592685
e 0.5559731 Incl. 9.91990 +0.50178612 -0.04139175
P 9.73
From 3254 observations 2004 July 20-2023 Aug. 11, mean residual 0".7.
Nongravitational parameters A1 = -0.50, A2 = -0.0936.
49P/Arend-Rigaux
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 Apr. 10.71275 TT Rudenko
q 1.4321263 (2000.0) P Q
n 0.14616343 Peri. 332.92488 -0.05181646 -0.95678937
a 3.5692494 Node 118.79182 +0.96516013 -0.12156206
e 0.5987598 Incl. 19.05587 +0.25647801 +0.26415292
P 6.74
From 3441 observations 2004 June 24-2023 July 22. +0.00 +0.0000.
71P/Clark
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Jan. 22.83645 TT Rudenko
q 1.5890991 (2000.0) P Q
n 0.17719690 Peri. 209.09818 -0.03206244 +0.98947092
a 3.1392938 Node 59.38924 -0.88236448 +0.03830591
e 0.4938036 Incl. 9.43845 -0.46947303 -0.13957059
P 5.56
From 1189 observations 2016 Feb. 12-2023 Aug. 11, mean residual 0".9.
Nongravitational parameters A1 = +2.98, A2 = -0.5000.
77P/Longmore
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 3.06210 TT Rudenko
q 2.3486924 (2000.0) P Q
n 0.14291042 Peri. 196.71406 -0.85931325 +0.50056199
a 3.6232096 Node 14.76745 -0.40938080 -0.55015556
e 0.3517647 Incl. 24.31854 -0.30657479 -0.66840598
P 6.90
From 2614 observations 1975 Aug. 11-2023 Aug. 11, mean residual 0".8.
Nongravitational parameters A1 = +0.07, A2 = -0.0488.
80P/Peters-Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Dec. 8.83926 TT Rudenko
q 1.6155506 (2000.0) P Q
n 0.12214859 Peri. 339.25161 -0.46788084 +0.73489046
a 4.0229416 Node 259.79383 -0.72419239 -0.63720509
e 0.5984156 Incl. 29.92294 -0.50658947 +0.23217599
P 8.07
From 133 observations 2014 June 22-2023 Aug. 2. +0.00 +0.0000.
81P/Wild
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Dec. 15.58853 TT Rudenko
q 1.5982338 (2000.0) P Q
n 0.15356443 Peri. 41.61075 -0.99846472 -0.03918540
a 3.4536285 Node 136.09610 +0.02249776 -0.93274958
e 0.5372306 Incl. 3.23643 +0.05061668 -0.35838906
P 6.42
From 2713 observations 2014 Oct. 18-2023 Aug. 10, mean residual 0".7.
Nongravitational parameters A1 = +0.26, A2 = +0.1938.
99P/Kowal
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Apr. 10.90493 TT Rudenko
q 4.7049501 (2000.0) P Q
n 0.06543555 Peri. 174.75165 -0.92139027 +0.38700088
a 6.0990220 Node 28.09994 -0.35926569 -0.81318833
e 0.2285730 Incl. 4.33969 -0.14821651 -0.43468962
P 15.1
From 1704 observations 1977 Apr. 25-2023 Aug. 10, mean residual 0".6.
103P/Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 12.51293 TT Rudenko
q 1.0640928 (2000.0) P Q
n 0.15210773 Peri. 181.30145 +0.75452738 -0.63878511
a 3.4756433 Node 219.75006 +0.60422067 +0.76566789
e 0.6938429 Incl. 13.61046 +0.25613631 +0.07553980
P 6.48
From 6837 observations 2004 Sept. 20-2023 Aug. 11, mean residual 0".6.
Nongravitational parameters A1 = +0.14, A2 = +0.0245.
116P/Wild
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 16.73713 TT Rudenko
q 2.1966277 (2000.0) P Q
n 0.15127156 Peri. 173.23478 -0.96931308 +0.24479778
a 3.4884395 Node 20.97664 -0.22838689 -0.86289624
e 0.3703122 Incl. 3.60335 -0.09094827 -0.44213588
P 6.52
From 3040 observations 2014 Oct. 31-2023 Aug. 4.
117P/Helin-Roman-Alu
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 8.95417 TT Rudenko
q 3.0414844 (2000.0) P Q
n 0.11925404 Peri. 223.20626 +0.20166083 +0.97085945
a 4.0877781 Node 58.82277 -0.85237748 +0.23907554
e 0.2559566 Incl. 8.70440 -0.48247855 -0.01657750
P 8.26
From 4201 observations 2010 Nov. 3-2023 Aug. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.41, A2 = +0.0444.
126P/IRAS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 5.32348 TT Rudenko
q 1.7105088 (2000.0) P Q
n 0.07364101 Peri. 356.59346 +0.99600570 +0.08521086
a 5.6371063 Node 357.87000 -0.05500473 +0.35017522
e 0.6965626 Incl. 45.87349 -0.07033575 +0.93280031
P 13.4
From 392 observations 2009 May 27-2023 Aug. 12, mean residual 0".7.
Nongravitational parameters A1 = -0.28, A2 = -0.5679.
144P/Kushida
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 25.61061 TT Rudenko
q 1.3988465 (2000.0) P Q
n 0.13135412 Peri. 216.32841 -0.15950798 -0.98530751
a 3.8327185 Node 242.92197 +0.92112401 -0.12630562
e 0.6350250 Incl. 3.93119 +0.35508838 -0.11496086
P 7.50
From 3167 observations 1994 Jan. 7-2023 July 20. +0.00 +0.0000.
162P/Siding Spring
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2026 May 17.36933 TT Rudenko
q 1.2888519 (2000.0) P Q
n 0.18126413 Peri. 357.20226 +0.87936287 -0.41265241
a 3.0921565 Node 30.88794 +0.44535430 +0.53627246
e 0.5831867 Incl. 27.56611 +0.16846511 +0.73629467
P 5.44
From 3221 observations 1990 Mar. 23-2023 Aug. 6, mean residual 0".4.
170P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 18.93207 TT Rudenko
q 2.9233103 (2000.0) P Q
n 0.11398369 Peri. 225.31504 +0.98323503 -0.14832562
a 4.2128329 Node 142.83280 +0.17160863 +0.94934171
e 0.3060940 Incl. 10.11077 -0.06163884 +0.27703760
P 8.65
From 237 observations 2021 June 30-2023 Aug. 12, mean residual 0".5.
180P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 12.15655 TT Rudenko
q 2.5008187 (2000.0) P Q
n 0.12956417 Peri. 94.65995 -0.95725839 -0.01703559
a 3.8679373 Node 84.56314 -0.10627267 -0.90772128
e 0.3534490 Incl. 16.86016 +0.26900278 -0.41922771
P 7.61
From 1163 observations 1955 May 14-2023 June 28. +0.00 +0.0000.
199P/Shoemaker
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Aug. 7.56882 TT Rudenko
q 2.9104075 (2000.0) P Q
n 0.06911389 Peri. 191.77088 +0.22492483 +0.87859392
a 5.8806564 Node 92.34767 -0.85626828 +0.38456167
e 0.5050880 Incl. 24.93814 -0.46498758 -0.28316965
P 14.3
From 205 observations 2022 Feb. 3-2023 Aug. 5. +0.00 +0.0000.
219P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Feb. 13.77943 TT Rudenko
q 2.3549005 (2000.0) P Q
n 0.14160917 Peri. 107.61080 +0.91586823 +0.37019740
a 3.6453715 Node 230.95407 -0.40000229 +0.87456249
e 0.3540026 Incl. 11.53996 +0.03440278 +0.31320015
P 6.96
From 1020 observations 2002 June 5-2023 Aug. 10, mean residual 0".8.
Nongravitational parameters A1 = +0.54, A2 = -0.1101.
225P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Aug. 8.04381 TT Rudenko
q 1.3188063 (2000.0) P Q
n 0.14138809 Peri. 3.91000 +0.95158828 -0.29408779
a 3.6491706 Node 14.20428 +0.27120685 +0.66643837
e 0.6386011 Incl. 21.36623 +0.14466028 +0.68510749
P 6.97
From 493 observations 2002 Sept. 29-2023 July 29. +0.00 +0.0000.
226P/Pigott-LINEAR-Kowalski
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 27.22466 TT Rudenko
q 1.7737362 (2000.0) P Q
n 0.13482137 Peri. 341.07637 +0.74445841 -0.35961627
a 3.7667220 Node 54.01344 +0.66627498 +0.34572469
e 0.5291035 Incl. 44.04526 +0.04312000 +0.86668944
P 7.31
From 977 observations 2003 Jan. 5-2017 Mar. 16. +0.00 +0.0000.
237P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.69012 TT Rudenko
q 1.9870790 (2000.0) P Q
n 0.14986541 Peri. 25.26628 -0.00062478 +0.97546578
a 3.5102263 Node 245.35978 -0.95368789 -0.06680185
e 0.4339171 Incl. 14.01669 -0.30079731 +0.20977136
P 6.58
From 1623 observations 2002 June 18-2023 Aug. 11, mean residual 0".7.
246P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 Mar. 1.77737 TT Rudenko
q 2.8741860 (2000.0) P Q
n 0.12090293 Peri. 179.48779 -0.23756932 +0.93225916
a 4.0505267 Node 76.74851 -0.89220896 -0.09835071
e 0.2904167 Incl. 16.27967 -0.38408852 -0.34816661
P 8.15
From 4904 observations 2003 Mar. 7-2023 Aug. 12, mean residual 0".6.
Nongravitational parameters A1 = +1.01, A2 = +0.4425.
276P/Vorobjov
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 11.99295 TT Rudenko
q 3.8984347 (2000.0) P Q
n 0.08009011 Peri. 199.40804 +0.63847586 -0.75806826
a 5.3302811 Node 211.33996 +0.73561001 +0.65187437
e 0.2686249 Incl. 14.81243 +0.22633271 +0.01980699
P 12.3
From 256 observations 2000 Dec. 19-2023 July 30.
287P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 6.29523 TT Rudenko
q 3.0341867 (2000.0) P Q
n 0.11596642 Peri. 189.17199 +0.84581075 +0.50067229
a 4.1646760 Node 139.04197 -0.46991520 +0.86266717
e 0.2714471 Incl. 16.32060 -0.25255472 +0.07164225
P 8.50
From 300 observations 2006 Aug. 30-2023 Aug. 12, mean residual 0".8.
Nongravitational parameters A1 = -4.35, A2 = +0.1879.
326P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 30.44193 TT Rudenko
q 2.7696702 (2000.0) P Q
n 0.12025046 Peri. 278.64149 +0.94771125 -0.31628852
a 4.0651653 Node 99.80544 +0.30712706 +0.86778422
e 0.3186820 Incl. 2.47106 +0.08669693 +0.38329118
P 8.20
From 199 observations 1990 Sept. 24-2023 Aug. 12, mean residual 0".8.
347P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 20.04083 TT Rudenko
q 2.2125079 (2000.0) P Q
n 0.14387580 Peri. 98.43583 +0.97946505 +0.01276696
a 3.6069839 Node 261.00676 -0.08610680 +0.92888507
e 0.3866044 Incl. 11.75421 +0.18230149 +0.37014797
P 6.85
From 177 observations 2002 July 12-2023 Aug. 10, mean residual 0".6.
364P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.02138 TT Rudenko
q 0.8013507 (2000.0) P Q
n 0.20168584 Peri. 212.02794 -0.21346424 +0.96511292
a 2.8797345 Node 46.14753 -0.84612169 -0.10505258
e 0.7217276 Incl. 12.13765 -0.48837599 -0.23983536
P 4.89
From 1444 observations 2013 Feb. 1-2023 Aug. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.01, A2 = -0.0004.
395P/Catalina-NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Feb. 1.98484 TT Rudenko
q 4.1236480 (2000.0) P Q
n 0.05289262 Peri. 96.66250 +0.74013263 +0.67124898
a 7.0286619 Node 221.18507 -0.63865060 +0.68286399
e 0.4133097 Incl. 3.51348 -0.21054478 +0.28830815
P 18.6
From 915 observations 2005 May 12-2023 Feb. 3.
443P/PANSTARRS-Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Oct. 10.14511 TT Rudenko
q 2.9563397 (2000.0) P Q
n 0.11759157 Peri. 145.11622 -0.24237657 +0.91527149
a 4.1262157 Node 108.94325 -0.94943357 -0.15554501
e 0.2835227 Incl. 19.88832 -0.19957329 -0.37159635
P 8.38
From 183 observations 2005 July 5-2023 Aug. 11, mean residual 0".5.
450P/LONEOS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2027 Jan. 16.90810 TT Rudenko
q 5.4917016 (2000.0) P Q
n 0.04377247 Peri. 21.19043 -0.82422778 -0.54593696
a 7.9738608 Node 124.83100 +0.48963484 -0.82048146
e 0.3112870 Incl. 10.55334 +0.28444030 -0.16959660
P 22.5
From 558 observations 2003 Oct. 25-2023 July 30.
453P/WISE-Lemmon
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Mar. 3.05084 TT Rudenko
q 2.2784920 (2000.0) P Q
n 0.07726027 Peri. 70.83605 -0.33203191 -0.89096453
a 5.4596556 Node 42.89578 +0.59937949 -0.45283455
e 0.5826675 Incl. 27.06811 +0.72835365 -0.03351244
P 12.8
From 329 observations 2010 Jan. 29-2023 May 17.
463P/NEOWISE
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Mar. 29.61960 TT Rudenko
q 0.5189077 (2000.0) P Q
n 0.19210778 Peri. 216.36481 -0.68749464 -0.54830974
a 2.9746742 Node 283.20903 +0.72618842 -0.52019956
e 0.8255582 Incl. 29.27998 -0.00122618 -0.65478916
P 5.13
From 102 observations 2012 Sept. 6-2023 July 13.
464P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Feb. 28.04981 TT Rudenko
q 3.3724243 (2000.0) P Q
n 0.09710825 Peri. 267.68211 -0.74140961 +0.60775829
a 4.6877592 Node 309.58680 -0.36759620 -0.72252495
e 0.2805893 Incl. 21.66427 -0.56141324 -0.32952627
P 10.1
From 161 observations 2012 Mar. 21-2023 Aug. 8, mean residual 0".5.
465P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 9.88132 TT Rudenko
q 2.3297376 (2000.0) P Q
n 0.06640610 Peri. 141.23379 +0.96126932 +0.06129455
a 6.0394498 Node 218.01142 -0.07540260 +0.99624745
e 0.6142467 Incl. 25.87082 +0.26509573 +0.06110650
P 14.8
From 733 observations 2008 June 12-2023 Aug. 11, mean residual 0".8.
466P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 3.70316 TT Rudenko
q 2.1547332 (2000.0) P Q
n 0.12126545 Peri. 196.71747 +0.72069859 +0.66844268
a 4.0424500 Node 119.86505 -0.60932941 +0.73722624
e 0.4669734 Incl. 12.23561 -0.33062245 +0.09839641
P 8.13
From 106 observations 2015 Sept. 17-2023 July 30.
Orbital elements:
2P/Encke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 22.52838 TT Rudenko
q 0.3396004 (2000.0) P Q
n 0.29823145 Peri. 187.28604 -0.94616123 -0.31203200
a 2.2187094 Node 334.02019 +0.30601954 -0.77555697
e 0.8469379 Incl. 11.33670 +0.10550339 -0.54876901
P 3.30
From 3190 observations 2009 Aug. 22-2023 Aug. 8, mean residual 0".8.
Nongravitational parameters A1 = +0.00, A2 = -0.0000.
12P/Pons-Brooks
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 21.14177 TT Rudenko
q 0.7808841 (2000.0) P Q
n 0.01384151 Peri. 198.98855 +0.14511650 -0.32930865
a 17.1796280 Node 255.85540 +0.98566061 +0.13018230
e 0.9545459 Incl. 74.19105 +0.08610673 -0.93520499
P 71.2
From 2119 observations 2020 June 10-2023 Aug. 12, mean residual 0".6.
29P/Schwassmann-Wachmann
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2019 Apr. 28.44815 TT Rudenko
q 5.7814797 (2000.0) P Q
n 0.06622386 Peri. 51.58063 +0.98987892 -0.07558224
a 6.0505247 Node 312.40298 +0.00658888 +0.86993775
e 0.0444664 Incl. 9.36142 +0.14176144 +0.48733525
P 14.9
From 16446 observations 2018 June 18-2023 Aug. 11, mean residual 0".6.
32P/Comas Sola
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 20.56480 TT Rudenko
q 2.0243700 (2000.0) P Q
n 0.10124724 Peri. 54.66846 -0.31889597 -0.93734803
a 4.5591154 Node 54.52927 +0.80406222 -0.34592685
e 0.5559731 Incl. 9.91990 +0.50178612 -0.04139175
P 9.73
From 3254 observations 2004 July 20-2023 Aug. 11, mean residual 0".7.
Nongravitational parameters A1 = -0.50, A2 = -0.0936.
49P/Arend-Rigaux
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 Apr. 10.71275 TT Rudenko
q 1.4321263 (2000.0) P Q
n 0.14616343 Peri. 332.92488 -0.05181646 -0.95678937
a 3.5692494 Node 118.79182 +0.96516013 -0.12156206
e 0.5987598 Incl. 19.05587 +0.25647801 +0.26415292
P 6.74
From 3441 observations 2004 June 24-2023 July 22. +0.00 +0.0000.
71P/Clark
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Jan. 22.83645 TT Rudenko
q 1.5890991 (2000.0) P Q
n 0.17719690 Peri. 209.09818 -0.03206244 +0.98947092
a 3.1392938 Node 59.38924 -0.88236448 +0.03830591
e 0.4938036 Incl. 9.43845 -0.46947303 -0.13957059
P 5.56
From 1189 observations 2016 Feb. 12-2023 Aug. 11, mean residual 0".9.
Nongravitational parameters A1 = +2.98, A2 = -0.5000.
77P/Longmore
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 3.06210 TT Rudenko
q 2.3486924 (2000.0) P Q
n 0.14291042 Peri. 196.71406 -0.85931325 +0.50056199
a 3.6232096 Node 14.76745 -0.40938080 -0.55015556
e 0.3517647 Incl. 24.31854 -0.30657479 -0.66840598
P 6.90
From 2614 observations 1975 Aug. 11-2023 Aug. 11, mean residual 0".8.
Nongravitational parameters A1 = +0.07, A2 = -0.0488.
80P/Peters-Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Dec. 8.83926 TT Rudenko
q 1.6155506 (2000.0) P Q
n 0.12214859 Peri. 339.25161 -0.46788084 +0.73489046
a 4.0229416 Node 259.79383 -0.72419239 -0.63720509
e 0.5984156 Incl. 29.92294 -0.50658947 +0.23217599
P 8.07
From 133 observations 2014 June 22-2023 Aug. 2. +0.00 +0.0000.
81P/Wild
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Dec. 15.58853 TT Rudenko
q 1.5982338 (2000.0) P Q
n 0.15356443 Peri. 41.61075 -0.99846472 -0.03918540
a 3.4536285 Node 136.09610 +0.02249776 -0.93274958
e 0.5372306 Incl. 3.23643 +0.05061668 -0.35838906
P 6.42
From 2713 observations 2014 Oct. 18-2023 Aug. 10, mean residual 0".7.
Nongravitational parameters A1 = +0.26, A2 = +0.1938.
99P/Kowal
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Apr. 10.90493 TT Rudenko
q 4.7049501 (2000.0) P Q
n 0.06543555 Peri. 174.75165 -0.92139027 +0.38700088
a 6.0990220 Node 28.09994 -0.35926569 -0.81318833
e 0.2285730 Incl. 4.33969 -0.14821651 -0.43468962
P 15.1
From 1704 observations 1977 Apr. 25-2023 Aug. 10, mean residual 0".6.
103P/Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 12.51293 TT Rudenko
q 1.0640928 (2000.0) P Q
n 0.15210773 Peri. 181.30145 +0.75452738 -0.63878511
a 3.4756433 Node 219.75006 +0.60422067 +0.76566789
e 0.6938429 Incl. 13.61046 +0.25613631 +0.07553980
P 6.48
From 6837 observations 2004 Sept. 20-2023 Aug. 11, mean residual 0".6.
Nongravitational parameters A1 = +0.14, A2 = +0.0245.
116P/Wild
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 16.73713 TT Rudenko
q 2.1966277 (2000.0) P Q
n 0.15127156 Peri. 173.23478 -0.96931308 +0.24479778
a 3.4884395 Node 20.97664 -0.22838689 -0.86289624
e 0.3703122 Incl. 3.60335 -0.09094827 -0.44213588
P 6.52
From 3040 observations 2014 Oct. 31-2023 Aug. 4.
117P/Helin-Roman-Alu
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 8.95417 TT Rudenko
q 3.0414844 (2000.0) P Q
n 0.11925404 Peri. 223.20626 +0.20166083 +0.97085945
a 4.0877781 Node 58.82277 -0.85237748 +0.23907554
e 0.2559566 Incl. 8.70440 -0.48247855 -0.01657750
P 8.26
From 4201 observations 2010 Nov. 3-2023 Aug. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.41, A2 = +0.0444.
126P/IRAS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 5.32348 TT Rudenko
q 1.7105088 (2000.0) P Q
n 0.07364101 Peri. 356.59346 +0.99600570 +0.08521086
a 5.6371063 Node 357.87000 -0.05500473 +0.35017522
e 0.6965626 Incl. 45.87349 -0.07033575 +0.93280031
P 13.4
From 392 observations 2009 May 27-2023 Aug. 12, mean residual 0".7.
Nongravitational parameters A1 = -0.28, A2 = -0.5679.
144P/Kushida
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 25.61061 TT Rudenko
q 1.3988465 (2000.0) P Q
n 0.13135412 Peri. 216.32841 -0.15950798 -0.98530751
a 3.8327185 Node 242.92197 +0.92112401 -0.12630562
e 0.6350250 Incl. 3.93119 +0.35508838 -0.11496086
P 7.50
From 3167 observations 1994 Jan. 7-2023 July 20. +0.00 +0.0000.
162P/Siding Spring
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2026 May 17.36933 TT Rudenko
q 1.2888519 (2000.0) P Q
n 0.18126413 Peri. 357.20226 +0.87936287 -0.41265241
a 3.0921565 Node 30.88794 +0.44535430 +0.53627246
e 0.5831867 Incl. 27.56611 +0.16846511 +0.73629467
P 5.44
From 3221 observations 1990 Mar. 23-2023 Aug. 6, mean residual 0".4.
170P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 18.93207 TT Rudenko
q 2.9233103 (2000.0) P Q
n 0.11398369 Peri. 225.31504 +0.98323503 -0.14832562
a 4.2128329 Node 142.83280 +0.17160863 +0.94934171
e 0.3060940 Incl. 10.11077 -0.06163884 +0.27703760
P 8.65
From 237 observations 2021 June 30-2023 Aug. 12, mean residual 0".5.
180P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 12.15655 TT Rudenko
q 2.5008187 (2000.0) P Q
n 0.12956417 Peri. 94.65995 -0.95725839 -0.01703559
a 3.8679373 Node 84.56314 -0.10627267 -0.90772128
e 0.3534490 Incl. 16.86016 +0.26900278 -0.41922771
P 7.61
From 1163 observations 1955 May 14-2023 June 28. +0.00 +0.0000.
199P/Shoemaker
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Aug. 7.56882 TT Rudenko
q 2.9104075 (2000.0) P Q
n 0.06911389 Peri. 191.77088 +0.22492483 +0.87859392
a 5.8806564 Node 92.34767 -0.85626828 +0.38456167
e 0.5050880 Incl. 24.93814 -0.46498758 -0.28316965
P 14.3
From 205 observations 2022 Feb. 3-2023 Aug. 5. +0.00 +0.0000.
219P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Feb. 13.77943 TT Rudenko
q 2.3549005 (2000.0) P Q
n 0.14160917 Peri. 107.61080 +0.91586823 +0.37019740
a 3.6453715 Node 230.95407 -0.40000229 +0.87456249
e 0.3540026 Incl. 11.53996 +0.03440278 +0.31320015
P 6.96
From 1020 observations 2002 June 5-2023 Aug. 10, mean residual 0".8.
Nongravitational parameters A1 = +0.54, A2 = -0.1101.
225P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Aug. 8.04381 TT Rudenko
q 1.3188063 (2000.0) P Q
n 0.14138809 Peri. 3.91000 +0.95158828 -0.29408779
a 3.6491706 Node 14.20428 +0.27120685 +0.66643837
e 0.6386011 Incl. 21.36623 +0.14466028 +0.68510749
P 6.97
From 493 observations 2002 Sept. 29-2023 July 29. +0.00 +0.0000.
226P/Pigott-LINEAR-Kowalski
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 27.22466 TT Rudenko
q 1.7737362 (2000.0) P Q
n 0.13482137 Peri. 341.07637 +0.74445841 -0.35961627
a 3.7667220 Node 54.01344 +0.66627498 +0.34572469
e 0.5291035 Incl. 44.04526 +0.04312000 +0.86668944
P 7.31
From 977 observations 2003 Jan. 5-2017 Mar. 16. +0.00 +0.0000.
237P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.69012 TT Rudenko
q 1.9870790 (2000.0) P Q
n 0.14986541 Peri. 25.26628 -0.00062478 +0.97546578
a 3.5102263 Node 245.35978 -0.95368789 -0.06680185
e 0.4339171 Incl. 14.01669 -0.30079731 +0.20977136
P 6.58
From 1623 observations 2002 June 18-2023 Aug. 11, mean residual 0".7.
246P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 Mar. 1.77737 TT Rudenko
q 2.8741860 (2000.0) P Q
n 0.12090293 Peri. 179.48779 -0.23756932 +0.93225916
a 4.0505267 Node 76.74851 -0.89220896 -0.09835071
e 0.2904167 Incl. 16.27967 -0.38408852 -0.34816661
P 8.15
From 4904 observations 2003 Mar. 7-2023 Aug. 12, mean residual 0".6.
Nongravitational parameters A1 = +1.01, A2 = +0.4425.
276P/Vorobjov
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 11.99295 TT Rudenko
q 3.8984347 (2000.0) P Q
n 0.08009011 Peri. 199.40804 +0.63847586 -0.75806826
a 5.3302811 Node 211.33996 +0.73561001 +0.65187437
e 0.2686249 Incl. 14.81243 +0.22633271 +0.01980699
P 12.3
From 256 observations 2000 Dec. 19-2023 July 30.
287P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 6.29523 TT Rudenko
q 3.0341867 (2000.0) P Q
n 0.11596642 Peri. 189.17199 +0.84581075 +0.50067229
a 4.1646760 Node 139.04197 -0.46991520 +0.86266717
e 0.2714471 Incl. 16.32060 -0.25255472 +0.07164225
P 8.50
From 300 observations 2006 Aug. 30-2023 Aug. 12, mean residual 0".8.
Nongravitational parameters A1 = -4.35, A2 = +0.1879.
326P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 30.44193 TT Rudenko
q 2.7696702 (2000.0) P Q
n 0.12025046 Peri. 278.64149 +0.94771125 -0.31628852
a 4.0651653 Node 99.80544 +0.30712706 +0.86778422
e 0.3186820 Incl. 2.47106 +0.08669693 +0.38329118
P 8.20
From 199 observations 1990 Sept. 24-2023 Aug. 12, mean residual 0".8.
347P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 20.04083 TT Rudenko
q 2.2125079 (2000.0) P Q
n 0.14387580 Peri. 98.43583 +0.97946505 +0.01276696
a 3.6069839 Node 261.00676 -0.08610680 +0.92888507
e 0.3866044 Incl. 11.75421 +0.18230149 +0.37014797
P 6.85
From 177 observations 2002 July 12-2023 Aug. 10, mean residual 0".6.
364P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.02138 TT Rudenko
q 0.8013507 (2000.0) P Q
n 0.20168584 Peri. 212.02794 -0.21346424 +0.96511292
a 2.8797345 Node 46.14753 -0.84612169 -0.10505258
e 0.7217276 Incl. 12.13765 -0.48837599 -0.23983536
P 4.89
From 1444 observations 2013 Feb. 1-2023 Aug. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.01, A2 = -0.0004.
395P/Catalina-NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Feb. 1.98484 TT Rudenko
q 4.1236480 (2000.0) P Q
n 0.05289262 Peri. 96.66250 +0.74013263 +0.67124898
a 7.0286619 Node 221.18507 -0.63865060 +0.68286399
e 0.4133097 Incl. 3.51348 -0.21054478 +0.28830815
P 18.6
From 915 observations 2005 May 12-2023 Feb. 3.
443P/PANSTARRS-Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Oct. 10.14511 TT Rudenko
q 2.9563397 (2000.0) P Q
n 0.11759157 Peri. 145.11622 -0.24237657 +0.91527149
a 4.1262157 Node 108.94325 -0.94943357 -0.15554501
e 0.2835227 Incl. 19.88832 -0.19957329 -0.37159635
P 8.38
From 183 observations 2005 July 5-2023 Aug. 11, mean residual 0".5.
450P/LONEOS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2027 Jan. 16.90810 TT Rudenko
q 5.4917016 (2000.0) P Q
n 0.04377247 Peri. 21.19043 -0.82422778 -0.54593696
a 7.9738608 Node 124.83100 +0.48963484 -0.82048146
e 0.3112870 Incl. 10.55334 +0.28444030 -0.16959660
P 22.5
From 558 observations 2003 Oct. 25-2023 July 30.
453P/WISE-Lemmon
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Mar. 3.05084 TT Rudenko
q 2.2784920 (2000.0) P Q
n 0.07726027 Peri. 70.83605 -0.33203191 -0.89096453
a 5.4596556 Node 42.89578 +0.59937949 -0.45283455
e 0.5826675 Incl. 27.06811 +0.72835365 -0.03351244
P 12.8
From 329 observations 2010 Jan. 29-2023 May 17.
463P/NEOWISE
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Mar. 29.61960 TT Rudenko
q 0.5189077 (2000.0) P Q
n 0.19210778 Peri. 216.36481 -0.68749464 -0.54830974
a 2.9746742 Node 283.20903 +0.72618842 -0.52019956
e 0.8255582 Incl. 29.27998 -0.00122618 -0.65478916
P 5.13
From 102 observations 2012 Sept. 6-2023 July 13.
464P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Feb. 28.04981 TT Rudenko
q 3.3724243 (2000.0) P Q
n 0.09710825 Peri. 267.68211 -0.74140961 +0.60775829
a 4.6877592 Node 309.58680 -0.36759620 -0.72252495
e 0.2805893 Incl. 21.66427 -0.56141324 -0.32952627
P 10.1
From 161 observations 2012 Mar. 21-2023 Aug. 8, mean residual 0".5.
465P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 9.88132 TT Rudenko
q 2.3297376 (2000.0) P Q
n 0.06640610 Peri. 141.23379 +0.96126932 +0.06129455
a 6.0394498 Node 218.01142 -0.07540260 +0.99624745
e 0.6142467 Incl. 25.87082 +0.26509573 +0.06110650
P 14.8
From 733 observations 2008 June 12-2023 Aug. 11, mean residual 0".8.
466P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 3.70316 TT Rudenko
q 2.1547332 (2000.0) P Q
n 0.12126545 Peri. 196.71747 +0.72069859 +0.66844268
a 4.0424500 Node 119.86505 -0.60932941 +0.73722624
e 0.4669734 Incl. 12.23561 -0.33062245 +0.09839641
P 8.13
From 106 observations 2015 Sept. 17-2023 July 30.