Коррекция орбиты некоторых периодических комет от 13 декабря ..

[Gremlin]

Коррекция орбиты некоторых периодических комет от 13 декабря 2023 года, MPEC 2023-X256

Orbital elements:
2P/Encke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 22.52791 TT Rudenko
q 0.3396000 (2000.0) P Q
n 0.29823173 Peri. 187.28596 -0.94616111 -0.31203235
a 2.2187080 Node 334.02026 +0.30601979 -0.77555655
e 0.8469379 Incl. 11.33672 +0.10550374 -0.54876940
P 3.30
From 3530 observations 2009 Aug. 22-2023 Oct. 13, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = -0.0001.

9P/Tempel
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Mar. 6.54286 TT Rudenko
q 1.5468526 (2000.0) P Q
n 0.17537503 Peri. 180.16537 -0.36701691 +0.91455441
a 3.1609979 Node 68.30565 -0.85324475 -0.25820486
e 0.5106442 Incl. 10.54011 -0.37050233 -0.31132055
P 5.62
From 2425 observations 2015 Nov. 11-2023 Dec. 8, mean residual 0".5.
Nongravitational parameters A1 = -0.07, A2 = +0.0152.

12P/Pons-Brooks
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 21.13003 TT Rudenko
q 0.7808739 (2000.0) P Q
n 0.01383031 Peri. 198.98710 +0.14513171 -0.32931077
a 17.1888968 Node 255.85490 +0.98565630 +0.13021036
e 0.9545710 Incl. 74.19082 +0.08613045 -0.93520034
P 71.3
From 5610 observations 2023 Feb. 27-Dec. 12, mean residual 0".6.

13P/Olbers
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 June 30.03297 TT Rudenko
q 1.1752687 (2000.0) P Q
n 0.01418108 Peri. 64.40079 -0.60892524 -0.37149446
a 16.9042718 Node 85.87528 +0.18566546 -0.92575838
e 0.9304750 Incl. 44.64226 +0.77119284 -0.07045060
P 69.5
From 337 observations 1956 Jan. 13-2023 Dec. 12, mean residual 0".6.
Nongravitational parameters A1 = +0.34, A2 = +0.1128.

22P/Kopff
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Mar. 18.27737 TT Rudenko
q 1.5465599 (2000.0) P Q
n 0.15470425 Peri. 162.96368 +0.23675659 +0.96896103
a 3.4366441 Node 120.68059 -0.90075972 +0.24635324
e 0.5499796 Incl. 4.74481 -0.36411295 +0.02060578
P 6.37
From 5031 observations 2008 Jan. 30-2023 Dec. 10, mean residual 0".7.
Nongravitational parameters A1 = +0.05, A2 = -0.0395.

29P/Schwassmann-Wachmann
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2019 Apr. 28.45707 TT Rudenko
q 5.7814815 (2000.0) P Q
n 0.06622375 Peri. 51.58128 +0.98987807 -0.07559334
a 6.0505318 Node 312.40297 +0.00659863 +0.86993768
e 0.0444672 Incl. 9.36142 +0.14176692 +0.48733365
P 14.9
From 17255 observations 2018 June 18-2023 Dec. 12, mean residual 0".6.

30P/Reinmuth
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Aug. 17.10172 TT Rudenko
q 1.8120906 (2000.0) P Q
n 0.13639210 Peri. 9.43772 -0.59708768 -0.79246811
a 3.7377470 Node 117.32649 +0.72654556 -0.59999431
e 0.5151918 Incl. 8.05073 +0.34002624 -0.10954962
P 7.23
From 878 observations 2011 Apr. 12-2023 Dec. 12, mean residual 0".8.

32P/Comas Sola
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 20.55617 TT Rudenko
q 2.0243652 (2000.0) P Q
n 0.10124747 Peri. 54.66654 -0.31887559 -0.93735479
a 4.5591085 Node 54.52994 +0.80407035 -0.34591003
e 0.5559735 Incl. 9.91990 +0.50178605 -0.04137931
P 9.73
From 3962 observations 2004 July 20-2023 Dec. 12, mean residual 0".8.
Nongravitational parameters A1 = -0.03, A2 = -0.1017.

44P/Reinmuth
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Apr. 22.93127 TT Rudenko
q 2.1122431 (2000.0) P Q
n 0.13916184 Peri. 58.02447 +0.95909841 +0.26536473
a 3.6879862 Node 286.42711 -0.28176607 +0.86153676
e 0.4272638 Incl. 5.89711 -0.02716828 +0.43282326
P 7.08
From 1830 observations 2008 July 2-2023 Dec. 7, mean residual 0".7.
Nongravitational parameters A1 = +0.01, A2 = -0.0629.

46P/Wirtanen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 May 19.11448 TT Rudenko
q 1.0548231 (2000.0) P Q
n 0.18134701 Peri. 356.32652 +0.19819847 -0.95917715
a 3.0912143 Node 82.16409 +0.90439109 +0.09961312
e 0.6587674 Incl. 11.74962 +0.37788110 +0.26468174
P 5.43
From 6521 observations 2008 Jan. 1-2023 Dec. 10, mean residual 0".8.
Nongravitational parameters A1 = +0.38, A2 = -0.1547.

49P/Arend-Rigaux
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 Apr. 10.71269 TT Rudenko
q 1.4321263 (2000.0) P Q
n 0.14616343 Peri. 332.92486 -0.05181630 -0.95678938
a 3.5692494 Node 118.79183 +0.96516016 -0.12156189
e 0.5987598 Incl. 19.05587 +0.25647793 +0.26415296
P 6.74
From 3458 observations 2004 June 24-2023 Oct. 24, mean residual 0".6.
Nongravitational parameters A1 = -0.03, A2 = -0.0003.

52P/Harrington-Abell
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 Oct. 5.28254 TT Rudenko
q 1.7752391 (2000.0) P Q
n 0.12980470 Peri. 139.55359 -0.44818990 -0.89119874
a 3.8631576 Node 336.81400 +0.76749420 -0.34350544
e 0.5404694 Incl. 10.23129 +0.45834318 -0.29625801
P 7.59
From 1680 observations 1983 Sept. 18-2022 May 26, mean residual 0".7.
Nongravitational parameters A1 = -0.15, A2 = +0.0084.

62P/Tsuchinshan
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 25.09918 TT Rudenko
q 1.2649976 (2000.0) P Q
n 0.15926974 Peri. 47.28688 -0.43536390 -0.89696076
a 3.3706516 Node 68.67051 +0.79994780 -0.42464436
e 0.6247024 Incl. 4.73786 +0.41296706 -0.12303889
P 6.19
From 502 observations 2023 Aug. 29-Dec. 12, mean residual 0".5.
Nongravitational parameters A1 = -1.23, A2 = +0.6574.

65P/Gunn
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 June 17.05966 TT Rudenko
q 2.9243627 (2000.0) P Q
n 0.12846473 Peri. 213.82799 +0.09488374 +0.98548495
a 3.8899746 Node 61.97870 -0.87439146 +0.15009903
e 0.2482309 Incl. 9.17582 -0.47585360 -0.07930761
P 7.67
From 2177 observations 2013 Jan. 1-2023 Dec. 8, mean residual 0".6.
Nongravitational parameters A1 = -0.20, A2 = -0.0209.

71P/Clark
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Jan. 22.83689 TT Rudenko
q 1.5891014 (2000.0) P Q
n 0.17719559 Peri. 209.09909 -0.03205209 +0.98947166
a 3.1393093 Node 59.38892 -0.88236434 +0.03831373
e 0.4938054 Incl. 9.43829 -0.46947400 -0.13956322
P 5.56
From 1397 observations 2016 Feb. 12-2023 Dec. 8, mean residual 1".1.
Nongravitational parameters A1 = +2.86, A2 = -0.4781.

74P/Smirnova-Chernykh
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2028 May 16.88222 TT Rudenko
q 4.4834505 (2000.0) P Q
n 0.09513673 Peri. 136.93186 -0.97926898 +0.18096308
a 4.7523006 Node 53.71350 -0.20252924 -0.86634135
e 0.0565726 Incl. 6.48358 -0.00376373 -0.46551587
P 10.4
From 1798 observations 2018 Jan. 1-2023 Dec. 4, mean residual 0".5.
Nongravitational parameters A1 = -2.13, A2 = -0.3623.

103P/Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 12.51256 TT Rudenko
q 1.0640924 (2000.0) P Q
n 0.15210790 Peri. 181.30141 +0.75452822 -0.63878416
a 3.4756406 Node 219.75002 +0.60421973 +0.76566864
e 0.6938428 Incl. 13.61045 +0.25613606 +0.07554024
P 6.48
From 8442 observations 2004 Sept. 20-2023 Dec. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.15, A2 = +0.0242.

117P/Helin-Roman-Alu
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 July 8.95462 TT Rudenko
q 3.0414843 (2000.0) P Q
n 0.11925406 Peri. 223.20648 +0.20166267 +0.97085916
a 4.0877777 Node 58.82266 -0.85237715 +0.23907681
e 0.2559565 Incl. 8.70436 -0.48247835 -0.01657599
P 8.26
From 4746 observations 2010 Nov. 3-2023 Dec. 12, mean residual 0".7.
Nongravitational parameters A1 = +0.40, A2 = +0.0432.

118P/Shoemaker-Levy
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Nov. 24.38643 TT Rudenko
q 1.8290365 (2000.0) P Q
n 0.16092554 Peri. 314.85700 -0.12776697 -0.98594560
a 3.3474908 Node 142.09456 +0.95220384 -0.15230292
e 0.4536097 Incl. 10.09091 +0.27745892 +0.06866654
P 6.12
From 1824 observations 2015 Sept. 15-2023 June 17, mean residual 0".6.
Nongravitational parameters A1 = -0.21, A2 = -0.0051.

119P/Parker-Hartley
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Aug. 12.16974 TT Rudenko
q 2.3280076 (2000.0) P Q
n 0.13273645 Peri. 322.12221 +0.39078620 -0.91201857
a 3.8060625 Node 104.56655 +0.87283341 +0.32418675
e 0.3883423 Incl. 7.39263 +0.29231488 +0.25124703
P 7.43
From 1482 observations 2021 July 2-2023 May 30, mean residual 0".5.
Nongravitational parameters A1 = -0.99, A2 = +0.1554.

121P/Shoemaker-Holt
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 June 28.86707 TT Rudenko
q 3.7302968 (2000.0) P Q
n 0.10040829 Peri. 11.67794 -0.25977901 -0.90238650
a 4.5844757 Node 94.11448 +0.85591339 -0.38002390
e 0.1863199 Incl. 20.16411 +0.44713211 +0.20317591
P 9.82
From 133 observations 2012 Oct. 22-2023 Nov. 23, mean residual 0".3.

125P/Spacewatch
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Mar. 7.31381 TT Rudenko
q 1.5265854 (2000.0) P Q
n 0.17808746 Peri. 87.15109 -0.48857057 +0.86900318
a 3.1288194 Node 153.15257 -0.85348628 -0.45733536
e 0.5120890 Incl. 9.98537 -0.18127319 -0.18888579
P 5.53
From 822 observations 1991 Sept. 8-2023 Dec. 10, mean residual 0".6.
Nongravitational parameters A1 = +0.03, A2 = +0.0069.

126P/IRAS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 5.32160 TT Rudenko
q 1.7105188 (2000.0) P Q
n 0.07362460 Peri. 356.59243 +0.99600453 +0.08522567
a 5.6379438 Node 357.87027 -0.05500702 +0.35017894
e 0.6966059 Incl. 45.87322 -0.07035059 +0.93279756
P 13.4
From 1479 observations 2009 May 27-2023 Dec. 11, mean residual 0".6.
Nongravitational parameters A1 = +0.03, A2 = +0.1254.

143P/Kowal-Mrkos
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2027 Feb. 21.16470 TT Rudenko
q 2.4807396 (2000.0) P Q
n 0.11201673 Peri. 320.54354 -0.90370592 +0.42147014
a 4.2620066 Node 244.53767 -0.36869939 -0.85554180
e 0.4179409 Incl. 4.78764 -0.21766115 -0.30068447
P 8.80
From 758 observations 2015 Jan. 22-2023 Dec. 9, mean residual 0".4.

144P/Kushida
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 25.76817 TT Rudenko
q 1.3987772 (2000.0) P Q
n 0.13135492 Peri. 216.32106 -0.15949151 -0.98530976
a 3.8327029 Node 242.92836 +0.92112470 -0.12628723
e 0.6350416 Incl. 3.93140 +0.35509399 -0.11496182
P 7.50
From 1010 observations 2016 July 31-2023 Dec. 12, mean residual 0".6.
Nongravitational parameters A1 = +0.57, A2 = -0.0592.

150P/LONEOS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Mar. 12.43651 TT Rudenko
q 1.7457277 (2000.0) P Q
n 0.12945489 Peri. 246.09691 -0.88075320 -0.35104461
a 3.8701139 Node 272.05948 +0.45860877 -0.79964959
e 0.5489209 Incl. 18.54659 -0.11811776 -0.48716343
P 7.61
From 651 observations 1978 Mar. 6-2023 Dec. 10, mean residual 0".5.

152P/Helin-Lawrence
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Jan. 14.61329 TT Rudenko
q 3.0983057 (2000.0) P Q
n 0.10391661 Peri. 164.20848 -0.23729788 +0.95618582
a 4.4807022 Node 91.82646 -0.90881614 -0.15617110
e 0.3085223 Incl. 9.87776 -0.34313690 -0.24762727
P 9.48
From 1281 observations 1993 Apr. 22-2023 Dec. 8, mean residual 0".9.
Nongravitational parameters A1 = +0.02, A2 = +0.0143.

170P/Christensen
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 18.93608 TT Rudenko
q 2.9233100 (2000.0) P Q
n 0.11398567 Peri. 225.31582 +0.98323291 -0.14833766
a 4.2127841 Node 142.83271 +0.17162084 +0.94934044
e 0.3060860 Incl. 10.11103 -0.06163878 +0.27703550
P 8.65
From 537 observations 2021 June 30-2023 Dec. 12, mean residual 0".5.

172P/Yeung
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 Nov. 3.94083 TT Rudenko
q 3.3561189 (2000.0) P Q
n 0.11374648 Peri. 209.14917 -0.50442886 +0.85765525
a 4.2186879 Node 30.87417 -0.74969442 -0.37763226
e 0.2044638 Incl. 11.22535 -0.42838044 -0.34902914
P 8.66
From 324 observations 2012 Sept. 15-2023 Dec. 12, mean residual 0".3.

179P/Jedicke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 May 31.18034 TT Rudenko
q 4.1187456 (2000.0) P Q
n 0.06819196 Peri. 297.03939 +0.56002364 -0.76944630
a 5.9335410 Node 115.51535 +0.82798301 +0.50701622
e 0.3058537 Incl. 19.89615 +0.02859452 +0.38844169
P 14.5
From 469 observations 2006 Oct. 22-2023 Dec. 7, mean residual 0".6.

195P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 July 27.68258 TT Rudenko
q 4.4538606 (2000.0) P Q
n 0.05943889 Peri. 249.52376 -0.51440188 -0.67496490
a 6.5026284 Node 243.10407 +0.82030279 -0.56711197
e 0.3150676 Incl. 36.37965 -0.24998809 -0.47202373
P 16.6
From 412 observations 1993 Feb. 26-2023 Dec. 12, mean residual 0".7.

202P/Scotti
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 May 17.15673 TT Rudenko
q 3.0692109 (2000.0) P Q
n 0.11809440 Peri. 274.44220 -0.03118241 -0.99951221
a 4.1144947 Node 177.34286 +0.93122077 -0.02968158
e 0.2540491 Incl. 2.14195 +0.36311918 -0.00971334
P 8.35
From 460 observations 2001 Dec. 10-2023 Dec. 4, mean residual 0".7.
Nongravitational parameters A1 = +0.08, A2 = +0.0157.

207P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 31.81216 TT Rudenko
q 0.9381257 (2000.0) P Q
n 0.12882653 Peri. 272.98761 -0.35586730 -0.93290476
a 3.8826881 Node 198.16097 +0.91227776 -0.33396975
e 0.7583824 Incl. 10.20112 +0.20275048 -0.13473274
P 7.65
From 307 observations 2000 Oct. 7-2023 Dec. 12, mean residual 0".9.

209P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 July 14.52372 TT Rudenko
q 0.9649864 (2000.0) P Q
n 0.19363734 Peri. 152.47179 -0.78873148 +0.52322635
a 2.9589887 Node 62.76724 -0.60933155 -0.59594829
e 0.6738796 Incl. 21.28035 -0.08134930 -0.60916322
P 5.09
From 2435 observations 2009 Jan. 1-2023 Dec. 5, mean residual 0".4.

212P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Apr. 25.09263 TT Rudenko
q 1.6121438 (2000.0) P Q
n 0.12782089 Peri. 14.01699 -0.35711017 -0.85623679
a 3.9030264 Node 97.99508 +0.81656606 -0.48021307
e 0.5869503 Incl. 22.14392 +0.45353302 +0.19040473
P 7.71
From 158 observations 2000 Dec. 1-2023 Dec. 10, mean residual 0".8.

225P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Aug. 8.04427 TT Rudenko
q 1.3188075 (2000.0) P Q
n 0.14138792 Peri. 3.91031 +0.95158673 -0.29409281
a 3.6491736 Node 14.20427 +0.27121034 +0.66643681
e 0.6386010 Incl. 21.36624 +0.14466394 +0.68510686
P 6.97
From 527 observations 2002 Sept. 29-2023 Dec. 12, mean residual 0".6.
Nongravitational parameters A1 = +0.02, A2 = -0.0020.

226P/Pigott-LINEAR-Kowalski
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 27.23923 TT Rudenko
q 1.7737401 (2000.0) P Q
n 0.13482461 Peri. 341.07366 +0.74447859 -0.35958721
a 3.7666615 Node 54.01337 +0.66625497 +0.34576483
e 0.5290949 Incl. 44.04451 +0.04308073 +0.86668548
P 7.31
From 201 observations 2023 July 26-Dec. 11, mean residual 0".4.
Nongravitational parameters A1 = -1.39, A2 = +0.2698.

227P/Catalina-LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Mar. 8.20442 TT Rudenko
q 1.6237924 (2000.0) P Q
n 0.15466596 Peri. 105.54199 -0.78683875 -0.61217134
a 3.4372112 Node 36.81103 +0.50424324 -0.71083625
e 0.5275844 Incl. 7.50893 +0.35584202 -0.34634964
P 6.37
From 81 observations 2017 Jan. 22-2023 Dec. 12, mean residual 0".3.

237P/LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.69014 TT Rudenko
q 1.9870706 (2000.0) P Q
n 0.14986531 Peri. 25.26613 -0.00062718 +0.97546613
a 3.5102279 Node 245.35978 -0.95368748 -0.06680389
e 0.4339198 Incl. 14.01658 -0.30079860 +0.20976907
P 6.58
From 2257 observations 2002 June 18-2023 Nov. 29, mean residual 0".7.

242P/Spahr
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 24.57526 TT Rudenko
q 3.9707459 (2000.0) P Q
n 0.07602164 Peri. 245.00511 +0.41746900 -0.90868421
a 5.5187988 Node 180.37917 +0.89761096 +0.41176637
e 0.2805054 Incl. 32.49008 -0.14147154 -0.06885827
P 13.0
From 528 observations 2011 July 20-2023 Dec. 8, mean residual 0".7.

244P/Scotti
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Nov. 17.91737 TT Rudenko
q 3.9206834 (2000.0) P Q
n 0.09091201 Peri. 93.18917 +0.04893965 -0.99879324
a 4.8984109 Node 354.00102 +0.90001491 +0.04588746
e 0.1996009 Incl. 2.25917 +0.43310284 +0.01750437
P 10.8
From 1802 observations 2000 Nov. 29-2023 Dec. 8, mean residual 0".7.
Nongravitational parameters A1 = +0.08, A2 = -0.0149.

246P/NEAT
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 Mar. 1.77695 TT Rudenko
q 2.8741860 (2000.0) P Q
n 0.12090293 Peri. 179.48770 -0.23757054 +0.93225885
a 4.0505268 Node 76.74852 -0.89220886 -0.09835189
e 0.2904168 Incl. 16.27967 -0.38408800 -0.34816712
P 8.15
From 4972 observations 2003 Mar. 7-2023 Dec. 7, mean residual 0".6.
Nongravitational parameters A1 = +1.26, A2 = +0.4429.

276P/Vorobjov
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Dec. 11.99317 TT Rudenko
q 3.8984350 (2000.0) P Q
n 0.08009011 Peri. 199.40804 +0.63847581 -0.75806830
a 5.3302812 Node 211.33997 +0.73561005 +0.65187433
e 0.2686249 Incl. 14.81243 +0.22633272 +0.01980697
P 12.3
From 345 observations 2000 Dec. 19-2023 Dec. 12, mean residual 0".5.

279P/La Sagra
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Apr. 19.50078 TT Rudenko
q 2.1479056 (2000.0) P Q
n 0.14573205 Peri. 5.84060 +0.99031088 +0.13727527
a 3.5762894 Node 346.21597 -0.13070678 +0.87040563
e 0.3994039 Incl. 5.04996 -0.04690523 +0.47281026
P 6.76
From 301 observations 2002 July 12-2023 Dec. 7, mean residual 0".6.

310P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Oct. 23.71882 TT Rudenko
q 2.4166810 (2000.0) P Q
n 0.11497713 Peri. 31.62291 +0.76202900 -0.64658485
a 4.1885311 Node 8.92124 +0.53662566 +0.60013380
e 0.4230242 Incl. 13.12386 +0.36241511 +0.47092192
P 8.57
From 517 observations 2006 Aug. 29-2023 Dec. 12, mean residual 0".6.

311P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 Jan. 2.14175 TT Rudenko
q 1.9351262 (2000.0) P Q
n 0.30431522 Peri. 144.33236 +0.44366862 -0.89210182
a 2.1890395 Node 279.19104 +0.80084054 +0.43748444
e 0.1159930 Incl. 4.96949 +0.40225935 +0.11296771
P 3.24
From 261 observations 2005 Jan. 17-2023 Dec. 9, mean residual 0".4.

323P/SOHO
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2025 Mar. 14.31166 TT Rudenko
q 0.0395988 (2000.0) P Q
n 0.23737658 Peri. 353.14147 +0.73658127 +0.67416253
a 2.5833156 Node 324.27390 -0.61603366 +0.63555960
e 0.9846713 Incl. 5.33986 -0.27919628 +0.37625639
P 4.15
From 202 observations 1999 Dec. 12-2021 Mar. 26, mean residual 0".1.

326P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 30.49578 TT Rudenko
q 2.7697142 (2000.0) P Q
n 0.12025034 Peri. 278.65668 +0.94763866 -0.31650579
a 4.0651681 Node 99.80339 +0.30732626 +0.86771312
e 0.3186717 Incl. 2.47110 +0.08678440 +0.38327278
P 8.20
From 300 observations 1990 Sept. 24-2023 Dec. 7, mean residual 0".8.

347P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 July 20.04071 TT Rudenko
q 2.2125091 (2000.0) P Q
n 0.14387580 Peri. 98.43487 +0.97946498 +0.01276664
a 3.6069840 Node 261.00771 -0.08610726 +0.92888382
e 0.3866041 Incl. 11.75420 +0.18230164 +0.37015113
P 6.85
From 302 observations 2002 July 12-2023 Dec. 4, mean residual 0".5.

358P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Nov. 10.89677 TT Rudenko
q 2.3948078 (2000.0) P Q
n 0.17639947 Peri. 299.72194 +0.88716868 -0.41992836
a 3.1487477 Node 85.68917 +0.46108129 +0.79025035
e 0.2394412 Incl. 11.05976 +0.01832407 +0.44627856
P 5.59
From 252 observations 2001 Dec. 9-2023 Dec. 5, mean residual 0".4.
Nongravitational parameters A1 = +0.19, A2 = -0.0226.

364P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 14.02139 TT Rudenko
q 0.8013507 (2000.0) P Q
n 0.20168571 Peri. 212.02801 -0.21346322 +0.96511314
a 2.8797357 Node 46.14753 -0.84612176 -0.10505164
e 0.7217277 Incl. 12.13766 -0.48837631 -0.23983489
P 4.89
From 1540 observations 2013 Feb. 1-2023 Dec. 6, mean residual 0".7.
Nongravitational parameters A1 = +0.00, A2 = -0.0004.

378P/McNaught
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2020 Oct. 14.18467 TT Rudenko
q 3.3660585 (2000.0) P Q
n 0.06219937 Peri. 193.50938 +0.28702938 +0.90061045
a 6.3087800 Node 93.93938 -0.84567614 +0.39826538
e 0.4664486 Incl. 19.09523 -0.44994000 -0.17402734
P 15.8
From 732 observations 2003 May 30-2023 Dec. 12, mean residual 0".6.

399P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2021 May 23.00426 TT Rudenko
q 2.0956920 (2000.0) P Q
n 0.13344888 Peri. 214.36760 +0.48410901 -0.86867492
a 3.7925043 Node 207.13093 +0.84562571 +0.49532671
e 0.4474121 Incl. 13.32247 +0.22484579 +0.00743776
P 7.39
From 410 observations 2013 July 16-2022 Mar. 7, mean residual 0".9.
Nongravitational parameters A1 = -1.53, A2 = -0.0408.

404P/Bressi
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Nov. 3.94873 TT Rudenko
q 4.1326778 (2000.0) P Q
n 0.09554021 Peri. 169.33955 +0.34945967 -0.92186198
a 4.7389115 Node 260.04385 +0.84663949 +0.38725683
e 0.1279268 Incl. 9.78999 +0.40134712 -0.01423541
P 10.3
From 443 observations 2011 Oct. 24-2023 Dec. 10, mean residual 1".1.

408P/Novichonok-Gerke
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 Oct. 5.41083 TT Rudenko
q 3.4679629 (2000.0) P Q
n 0.09543554 Peri. 226.52373 +0.56643262 -0.82231270
a 4.7423756 Node 189.44093 +0.81885901 +0.56903283
e 0.2687288 Incl. 19.35691 +0.09286547 -0.00186202
P 10.3
From 1496 observations 2011 Sept. 7-2023 Dec. 8, mean residual 0".6.

420P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2022 May 20.88067 TT Rudenko
q 2.7814829 (2000.0) P Q
n 0.07602701 Peri. 156.69758 +0.87236919 +0.48811952
a 5.5185390 Node 173.88074 -0.47858983 +0.86390965
e 0.4959748 Incl. 14.48921 -0.09961809 +0.12409453
P 13.0
From 219 observations 2009 Aug. 16-2023 Dec. 6, mean residual 0".8.

426P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Sept. 12.16496 TT Rudenko
q 2.6737872 (2000.0) P Q
n 0.17294465 Peri. 118.77234 +0.73381511 -0.60946566
a 3.1905432 Node 280.42876 +0.46654925 +0.77322446
e 0.1619649 Incl. 17.76734 +0.49380885 +0.17514433
P 5.70
From 86 observations 2019 Jan. 8-2023 Dec. 6, mean residual 0".4.

463P/NEOWISE
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Mar. 29.61959 TT Rudenko
q 0.5189077 (2000.0) P Q
n 0.19210778 Peri. 216.36480 -0.68749477 -0.54831001
a 2.9746742 Node 283.20904 +0.72618829 -0.52019967
e 0.8255582 Incl. 29.27995 -0.00122581 -0.65478884
P 5.13
From 106 observations 2012 Sept. 6-2023 July 13, mean residual 0".6.

465P/Hill
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 May 9.90109 TT Rudenko
q 2.3298198 (2000.0) P Q
n 0.06639884 Peri. 141.24214 +0.96127649 +0.06116481
a 6.0398901 Node 218.01095 -0.07526504 +0.99625836
e 0.6142612 Incl. 25.87152 +0.26510881 +0.06105847
P 14.8
From 125 observations 2023 July 14-Dec. 6, mean residual 0".6.

468P/Siding Spring
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Nov. 20.98585 TT Rudenko
q 3.9498824 (2000.0) P Q
n 0.05183178 Peri. 322.54352 +0.76583308 +0.64092573
a 7.1242412 Node 356.12571 -0.21721550 +0.18159246
e 0.4455715 Incl. 50.44443 -0.60524137 +0.74581391
P 19.0
From 158 observations 2004 Nov. 3-2023 Nov. 15, mean residual 0".6.

470P/PANSTARRS
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 18.40328 TT Rudenko
q 2.7285886 (2000.0) P Q
n 0.10415453 Peri. 152.07738 +0.78000251 -0.60978789
a 4.4738759 Node 246.19379 +0.54171686 +0.77041359
e 0.3901063 Incl. 8.83692 +0.31327133 +0.18606890
P 9.46
From 159 observations 2014 Nov. 17-2023 Dec. 11, mean residual 0".4.

471P
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2023 Dec. 20.30106 TT Rudenko
q 2.1233918 (2000.0) P Q
n 0.07232123 Peri. 94.95621 +0.94602202 -0.31374880
a 5.7054800 Node 283.34681 +0.25429259 +0.87399985
e 0.6278329 Incl. 4.79098 +0.20094180 +0.37106059
P 13.6
From 695 observations 1996 June 23-2023 Dec. 12, mean residual 0".6.

472P/NEAT-LINEAR
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 July 17.56727 TT Rudenko
q 3.3863756 (2000.0) P Q
n 0.04540804 Peri. 219.29101 +0.42233800 -0.90265830
a 7.7812176 Node 206.04089 +0.87185746 +0.42949059
e 0.5648013 Incl. 10.85755 +0.24798222 +0.02730971
P 21.7
From 502 observations 2002 Sept. 15-2023 Dec. 11, mean residual 0".7.