Коррекция орбиты некоторых периодических комет от 31 июля ..

[Gremlin]

Коррекция орбиты некоторых периодических комет от 31 июля 2025 года, MPEC 2025-O159

Orbital elements:
2P/Encke
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2023 Oct. 22.58179 TT Pike
q 0.3391471 (2000.0) P Q
n 0.29833626 Peri. 187.27978 -0.94609311 -0.31221909
a 2.2181897 Node 334.01440 +0.30620070 -0.77542768
e 0.8471063 Incl. 11.34369 +0.10558865 -0.54884529
P 3.30
From 3348 observations 2009 Aug. 15-2025 July 27, mean residual 0".8.
Nongravitational parameters A1 = +0.01, A2 = -0.0001.

3I/ATLAS
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Oct. 29.47456 TT Pike
q 1.3568619 (2000.0) P Q
z -3.7903122 Peri. 128.00937 -0.96788063 -0.24592066
+/-0.0061932 Node 322.16448 -0.24899032 +0.90886817
e 6.1429302 Incl. 175.11349 -0.03479815 +0.33687042
From 2397 observations 2025 May 21-July 30, mean residual 0".4.

13P/Olbers
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2024 June 30.07113 TT Pike
q 1.1754662 (2000.0) P Q
n 0.01418148 Peri. 64.42189 -0.60856338 -0.37158263
a 16.9039566 Node 85.84673 +0.18548033 -0.92571556
e 0.9304621 Incl. 44.66590 +0.77152295 -0.07054819
P 69.5
From 2241 observations 2023 Oct. 8-2025 July 22, mean residual 0".5.
Nongravitational parameters A1 = +0.72, A2 = -0.0546.

14P/Wolf
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Sept. 18.98836 TT Pike
q 2.7382890 (2000.0) P Q
n 0.11223035 Peri. 159.19210 +0.98426956 +0.01955413
a 4.2565968 Node 202.02527 -0.01150444 +0.99884057
e 0.3566952 Incl. 27.91848 +0.17629829 -0.04399037
P 8.78
From 388 observations 1992 July 27-2025 July 24, mean residual 0".4.

47P/Ashbrook-Jackson
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Oct. 27.96535 TT Pike
q 2.8074789 (2000.0) P Q
n 0.11794892 Peri. 357.90789 +0.99592117 +0.08938989
a 4.1178772 Node 356.88301 -0.07916068 +0.80041144
e 0.3182218 Incl. 13.03824 -0.04329688 +0.59274866
P 8.36
From 1553 observations 2012 Feb. 15-2025 July 30, mean residual 0".7.
Nongravitational parameters A1 = -0.08, A2 = -0.0095.

48P/Johnson
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Mar. 2.63993 TT Pike
q 2.0065818 (2000.0) P Q
n 0.15057502 Peri. 216.77311 +0.82441664 +0.53002281
a 3.4991893 Node 110.06409 -0.45580820 +0.82968921
e 0.4265581 Incl. 12.20173 -0.33552360 +0.17519030
P 6.55
From 1039 observations 2018 Feb. 16-2025 July 30, mean residual 0".6.
Nongravitational parameters A1 = +0.37, A2 = +0.0452.

65P/Gunn
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 June 16.49646 TT Pike
q 2.9262523 (2000.0) P Q
n 0.12836219 Peri. 213.67895 +0.09226986 +0.98573450
a 3.8920460 Node 61.97577 -0.87478499 +0.14777529
e 0.2481455 Incl. 9.17544 -0.47564429 -0.08056025
P 7.68
From 3178 observations 2013 Jan. 1-2025 July 30, mean residual 0".7.
Nongravitational parameters A1 = -0.20, A2 = -0.0220.

73P/Schwassmann-Wachmann X
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2027 Dec. 8.54544 TT Pike
q 0.8410086 (2000.0) P Q
n 0.18770852 Peri. 203.82697 -0.04480193 +0.99015127
a 3.0209722 Node 63.83353 -0.89117469 +0.02038693
e 0.7216100 Incl. 8.49859 -0.45144264 -0.13850931
P 5.25
From 50 observations 2006 Mar. 23-Apr. 21, mean residual 2".2.

73P/Schwassmann-Wachmann BX
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2022 Aug. 28.94301 TT Pike
q 0.8500500 (2000.0) P Q
n 0.18353481 Peri. 203.45451 -0.06022874 +0.99020514
a 3.0665997 Node 63.29643 -0.89204423 +0.00323153
e 0.7228037 Incl. 8.10572 -0.44791694 -0.13958274
P 5.37
From 42 observations 2022 Aug. 13-23, mean residual 0".8.

77P/Longmore
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2023 Apr. 2.82309 TT Pike
q 2.3469454 (2000.0) P Q
n 0.14306910 Peri. 196.62362 -0.86025089 +0.49896859
a 3.6205300 Node 14.75064 -0.40825960 -0.55086606
e 0.3517674 Incl. 24.32424 -0.30543823 -0.66901191
P 6.89
From 2637 observations 1975 Aug. 11-2025 July 28, mean residual 0".8.
Nongravitational parameters A1 = +0.10, A2 = -0.0489.

78P/Gehrels
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 June 25.01540 TT Pike
q 2.0047886 (2000.0) P Q
n 0.13660467 Peri. 192.75204 +0.72895185 -0.68232569
a 3.7338685 Node 210.50520 +0.63725766 +0.70587924
e 0.4630800 Incl. 6.25708 +0.25006375 +0.19017398
P 7.22
From 2444 observations 2018 May 15-2025 July 30, mean residual 0".6.
Nongravitational parameters A1 = -0.83, A2 = -0.1783.

93P/Lovas
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 May 2.90587 TT Pike
q 1.6886418 (2000.0) P Q
n 0.10772800 Peri. 75.01941 +0.57205383 -0.81688187
a 4.3743849 Node 339.55207 +0.64755561 +0.50508160
e 0.6139705 Incl. 12.20900 +0.50341450 +0.27856166
P 9.15
From 3433 observations 1980 Dec. 5-2025 July 25, mean residual 0".5.
Nongravitational parameters A1 = +0.03, A2 = -0.0049.

94P/Russell
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2023 May 21.15725 TT Pike
q 2.2255149 (2000.0) P Q
n 0.14987452 Peri. 92.37530 -0.95194208 -0.28885831
a 3.5100840 Node 70.84874 +0.22022371 -0.87658503
e 0.3659654 Incl. 6.18762 +0.21285628 -0.38491501
P 6.58
From 2193 observations 1984 Mar. 2-2025 July 29, mean residual 0".6.
Nongravitational parameters A1 = +0.02, A2 = +0.0014.

100P/Hartley
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2022 Aug. 10.23693 TT Pike
q 2.0191945 (2000.0) P Q
n 0.15513071 Peri. 181.93051 -0.77234989 +0.57781235
a 3.4303429 Node 37.68567 -0.57684636 -0.46413489
e 0.4113724 Incl. 25.56755 -0.26593969 -0.67135065
P 6.35
From 516 observations 2003 Jan. 15-2022 Aug. 15, mean residual 0".7.
Nongravitational parameters A1 = +0.21, A2 = -0.0122.

105P/Singer Brewster
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Jan. 22.75525 TT Pike
q 2.0520948 (2000.0) P Q
n 0.15226883 Peri. 46.33197 -0.52110605 +0.85280661
a 3.4731913 Node 192.39459 -0.82173298 -0.51214047
e 0.4091616 Incl. 9.16718 -0.23065861 -0.10214216
P 6.47
From 534 observations 2018 Jan. 1-2025 July 31, mean residual 0".6.
Nongravitational parameters A1 = -0.59, A2 = +0.5997.

118P/Shoemaker-Levy
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2022 Nov. 24.71679 TT Pike
q 1.8291710 (2000.0) P Q
n 0.16082154 Peri. 314.94557 -0.12864106 -0.98582140
a 3.3489339 Node 142.05668 +0.95204708 -0.15317826
e 0.4538050 Incl. 10.09139 +0.27759294 +0.06850249
P 6.13
From 1850 observations 2015 Aug. 15-2024 May 31, mean residual 0".6.
Nongravitational parameters A1 = -0.21, A2 = -0.0048.

123P/West-Hartley
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Sept. 22.26549 TT Pike
q 2.1574156 (2000.0) P Q
n 0.12878695 Peri. 103.98149 -0.84016164 -0.50822259
a 3.8834836 Node 45.88059 +0.33692686 -0.76265044
e 0.4444638 Incl. 15.28990 +0.42498084 -0.40009263
P 7.65
From 3141 observations 2010 Sept. 12-2025 July 28, mean residual 0".7.
Nongravitational parameters A1 = -0.68, A2 = +0.0224.

131P/Mueller
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Feb. 15.60861 TT Pike
q 2.4079648 (2000.0) P Q
n 0.13989912 Peri. 179.23686 +0.83503481 -0.54547820
a 3.6750174 Node 214.13726 +0.50411471 +0.81089077
e 0.3447746 Incl. 7.36173 +0.22042055 +0.21191909
P 7.05
From 755 observations 1990 Sept. 15-2025 July 27, mean residual 0".8.
Nongravitational parameters A1 = +0.61, A2 = -0.0459.

136P/Mueller
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Jan. 3.39834 TT Pike
q 2.9584908 (2000.0) P Q
n 0.11510416 Peri. 225.30609 +0.99237123 -0.05400928
a 4.1854488 Node 137.42120 +0.08348635 +0.95585004
e 0.2931485 Incl. 9.42736 -0.09071584 +0.28884892
P 8.56
From 416 observations 2016 Aug. 5-2025 July 29, mean residual 0".6.
Nongravitational parameters A1 = -3.20, A2 = +0.4352.

138P/Shoemaker-Levy
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Mar. 24.28459 TT Pike
q 1.6944454 (2000.0) P Q
n 0.14326562 Peri. 95.73746 +0.69570309 -0.70536981
a 3.6172184 Node 309.21902 +0.56993161 +0.65712077
e 0.5315612 Incl. 10.09778 +0.43723584 +0.26579263
P 6.88
From 103 observations 1991 Nov. 13-2025 July 25, mean residual 0".6.
Nongravitational parameters A1 = +0.07, A2 = -0.0109.

141P/Machholz H
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Apr. 1.76084 TT Pike
q 0.8083044 (2000.0) P Q
n 0.18538426 Peri. 153.61746 +0.80275929 -0.55674237
a 3.0461701 Node 241.85176 +0.49529573 +0.82199194
e 0.7346490 Incl. 14.01795 +0.33205371 +0.11986316
P 5.32
From 83 observations 2015 Aug. 19-Sept. 12, mean residual 2".2.

145P/Shoemaker-Levy
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Jan. 31.90068 TT Pike
q 1.8898534 (2000.0) P Q
n 0.11740126 Peri. 10.40009 +0.79840272 -0.59564556
a 4.1306735 Node 26.77121 +0.53744456 +0.63900964
e 0.5424830 Incl. 11.27769 +0.27148931 +0.48669605
P 8.40
From 901 observations 1991 Sept. 12-2025 July 25, mean residual 0".6.
Nongravitational parameters A1 = -0.00, A2 = -0.0157.

162P/Siding Spring
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 May 17.81671 TT Pike
q 1.2894694 (2000.0) P Q
n 0.18128887 Peri. 357.23599 +0.87920768 -0.41307928
a 3.0918752 Node 30.87765 +0.44551778 +0.53622976
e 0.5829491 Incl. 27.55399 +0.16884239 +0.73608638
P 5.44
From 3234 observations 1990 Mar. 23-2025 July 20, mean residual 0".4.

188P/LINEAR-Mueller
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Apr. 13.23574 TT Pike
q 2.5462197 (2000.0) P Q
n 0.10806221 Peri. 26.82401 +0.90063893 -0.43455442
a 4.3653607 Node 358.91485 +0.35868437 +0.74784095
e 0.4167218 Incl. 10.52463 +0.24534675 +0.50189279
P 9.12
From 540 observations 2016 Apr. 14-2025 July 28, mean residual 0".7.

210P/Christensen
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Nov. 22.72773 TT Pike
q 0.5244792 (2000.0) P Q
n 0.17538816 Peri. 345.94420 +0.17418405 -0.96845604
a 3.1608402 Node 93.79787 +0.91983240 +0.09542229
e 0.8340697 Incl. 10.28737 +0.35152281 +0.23019012
P 5.62
From 536 observations 2008 Dec. 8-2025 July 26, mean residual 0".7.
Nongravitational parameters A1 = -0.05, A2 = +0.0044.

217P/LINEAR
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 May 24.94402 TT Pike
q 1.2263740 (2000.0) P Q
n 0.12582731 Peri. 247.03579 +0.95779639 -0.22284766
a 3.9441440 Node 125.37158 +0.26640541 +0.92540811
e 0.6890646 Incl. 12.86548 -0.10795479 +0.30652691
P 7.83
From 3328 observations 2001 June 21-2025 July 31, mean residual 0".6.
Nongravitational parameters A1 = +0.17, A2 = +0.0030.

229P/Gibbs
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Mar. 5.78430 TT Pike
q 2.4403752 (2000.0) P Q
n 0.12683730 Peri. 224.21735 +0.89976244 -0.40372848
a 3.9231784 Node 157.88229 +0.40677032 +0.91337843
e 0.3779597 Incl. 26.09676 -0.15800461 +0.05237512
P 7.77
From 326 observations 2001 Aug. 23-2024 Dec. 3, mean residual 1".0.

235P/LINEAR
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Dec. 22.56687 TT Pike
q 1.9781565 (2000.0) P Q
n 0.15397358 Peri. 352.14236 -0.97625554 +0.20848805
a 3.4475077 Node 200.18450 -0.18832617 -0.95100473
e 0.4262068 Incl. 9.81243 -0.10704383 -0.22830405
P 6.40
From 47 observations 2024 Nov. 21-2025 Apr. 25, mean residual 0".5.

240P/NEAT
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Dec. 19.91990 TT Pike
q 2.1218930 (2000.0) P Q
n 0.12992501 Peri. 352.06084 +0.38007893 -0.84075627
a 3.8607726 Node 74.91157 +0.86905905 +0.18188844
e 0.4503968 Incl. 23.53713 +0.31666446 +0.50994655
P 7.59
From 177 observations 2020 Mar. 23-2025 July 30, mean residual 0".7.
Nongravitational parameters A1 = -3.59, A2 = +1.4174.

243P/NEAT
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Feb. 25.52582 TT Pike
q 2.4480532 (2000.0) P Q
n 0.13164623 Peri. 283.77011 +0.97182840 -0.19464084
a 3.8270467 Node 87.57712 +0.23224764 +0.88687061
e 0.3603284 Incl. 7.64454 -0.04013227 +0.41901725
P 7.49
From 776 observations 2003 Aug. 1-2025 July 29, mean residual 0".7.

261P/Larson
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Dec. 27.39659 TT Pike
q 2.0142115 (2000.0) P Q
n 0.15118538 Peri. 67.36167 +0.99478162 +0.02569183
a 3.4897651 Node 291.05058 -0.06597104 +0.90021886
e 0.4228232 Incl. 6.07326 +0.07782894 +0.43467911
P 6.52
From 1077 observations 2005 July 3-2025 July 30, mean residual 0".7.
Nongravitational parameters A1 = +0.16, A2 = +0.0841.

299P/Catalina-PANSTARRS
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2024 Apr. 30.03555 TT Pike
q 3.1558724 (2000.0) P Q
n 0.10719609 Peri. 323.62304 -0.56079433 +0.80778639
a 4.3888434 Node 271.58045 -0.71030440 -0.58210552
e 0.2809330 Incl. 10.46897 -0.42541435 -0.09292097
P 9.19
From 852 observations 2005 Mar. 11-2025 July 31, mean residual 0".7.

302P/Lemmon-PANSTARRS
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Mar. 9.40275 TT Pike
q 3.2886293 (2000.0) P Q
n 0.11180297 Peri. 208.62590 +0.86673186 +0.49068880
a 4.2674375 Node 121.71570 -0.43523878 +0.83164935
e 0.2293667 Incl. 6.03562 -0.24360436 +0.25996896
P 8.82
From 547 observations 2007 Aug. 16-2025 July 29, mean residual 0".6.

303P/NEAT
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Feb. 19.91434 TT Pike
q 2.4682292 (2000.0) P Q
n 0.08710682 Peri. 357.05223 +0.96584593 +0.25785146
a 5.0400474 Node 347.91227 -0.23516675 +0.83084053
e 0.5102766 Incl. 7.01602 -0.10880369 +0.49316999
P 11.3
From 251 observations 2003 Oct. 17-2025 July 21, mean residual 0".7.

306P/LINEAR
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Aug. 1.64496 TT Pike
q 1.2729706 (2000.0) P Q
n 0.17845868 Peri. 0.90727 +0.95233471 +0.30153737
a 3.1244789 Node 341.34122 -0.28078410 +0.80726572
e 0.5925815 Incl. 8.30165 -0.11924296 +0.50734335
P 5.52
From 346 observations 2003 July 30-2025 July 27, mean residual 0".7.

313P/Gibbs
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Dec. 2.72192 TT Pike
q 2.4216186 (2000.0) P Q
n 0.17517610 Peri. 254.98225 +0.98286908 -0.02040090
a 3.1633905 Node 105.92527 +0.08326182 +0.93580598
e 0.2344863 Incl. 10.98098 -0.16442579 +0.35192468
P 5.63
From 178 observations 2003 Sept. 22-2025 July 25, mean residual 0".6.

333P/LINEAR
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2024 Nov. 29.29816 TT Pike
q 1.1129751 (2000.0) P Q
n 0.11367848 Peri. 26.01968 -0.12520567 +0.73231415
a 4.2203702 Node 115.70684 +0.73012384 -0.38878812
e 0.7362850 Incl. 132.02230 +0.67174602 +0.55907046
P 8.67
From 1207 observations 2016 Jan. 1-2025 July 30, mean residual 0".6.

346P/Catalina
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Aug. 1.24525 TT Pike
q 2.2165197 (2000.0) P Q
n 0.10435970 Peri. 336.07269 +0.16943415 -0.91375395
a 4.4680102 Node 102.45805 +0.95420786 +0.05837427
e 0.5039135 Incl. 22.21940 +0.24653484 +0.40205244
P 9.44
From 542 observations 2007 Oct. 6-2025 July 26, mean residual 0".7.

351P/Wiegert-PANSTARRS
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Mar. 26.15672 TT Pike
q 3.1319191 (2000.0) P Q
n 0.10532271 Peri. 352.56275 +0.10672432 +0.97072654
a 4.4407334 Node 283.38407 -0.90047549 +0.00259973
e 0.2947293 Incl. 12.77843 -0.42160861 +0.24017332
P 9.36
From 192 observations 1998 Oct. 18-2025 July 28, mean residual 0".5.

356P/WISE
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 June 12.31352 TT Pike
q 2.6746205 (2000.0) P Q
n 0.11647884 Peri. 226.26182 +0.88757048 -0.45735178
a 4.1524527 Node 160.74738 +0.45594498 +0.85500771
e 0.3558938 Incl. 9.63865 +0.06582413 +0.24452231
P 8.46
From 198 observations 2009 Nov. 9-2025 July 30, mean residual 0".8.

408P/Novichonok-Gerke
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2022 Oct. 6.05583 TT Pike
q 3.4717689 (2000.0) P Q
n 0.09533595 Peri. 226.68789 +0.56393206 -0.82402665
a 4.7456777 Node 189.45101 +0.82057223 +0.56654705
e 0.2684356 Incl. 19.35198 +0.09296149 -0.00212702
P 10.3
From 1633 observations 2011 Sept. 7-2025 July 17, mean residual 0".7.

413P/Larson
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2028 Oct. 3.30167 TT Pike
q 2.1744679 (2000.0) P Q
n 0.13651927 Peri. 186.74414 -0.70133753 +0.69154989
a 3.7354254 Node 38.94977 -0.64049081 -0.50490573
e 0.4178795 Incl. 15.96158 -0.31288526 -0.51655488
P 7.22
From 814 observations 2014 Jan. 6-2021 July 5, mean residual 0".9.

414P/STEREO
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Sept. 26.32950 TT Pike
q 0.5241753 (2000.0) P Q
n 0.21125692 Peri. 210.70966 -0.27664181 -0.87902197
a 2.7920857 Node 257.81560 +0.94250365 -0.16934328
e 0.8122639 Incl. 23.40734 +0.18749982 -0.44569410
P 4.67
From 236 observations 2016 May 11-2025 July 29, mean residual 0".4.

441P/PANSTARRS
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Sept. 9.40908 TT Pike
q 3.3279134 (2000.0) P Q
n 0.11732822 Peri. 178.87163 +0.79292098 +0.60874091
a 4.1323877 Node 143.58659 -0.55939552 +0.74459732
e 0.1946754 Incl. 2.57425 -0.24156361 +0.27387831
P 8.40
From 149 observations 2009 Sept. 25-2025 July 31, mean residual 0".5.

486P/Leonard
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Apr. 3.85628 TT Pike
q 2.3089735 (2000.0) P Q
n 0.14262697 Peri. 93.94687 +0.68116093 +0.73173115
a 3.6280083 Node 219.02412 -0.68609166 +0.62640056
e 0.3635700 Incl. 2.20956 -0.25553477 +0.26868544
P 6.91
From 319 observations 2018 June 8-2025 July 29, mean residual 0".7.

491P/Spacewatch-PANSTARRS
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2024 Sept. 6.05788 TT Pike
q 3.7165004 (2000.0) P Q
n 0.08780005 Peri. 298.88899 -0.32387714 +0.93826018
a 5.0134829 Node 311.68471 -0.80144894 -0.34035318
e 0.2586989 Incl. 9.36605 -0.50277549 -0.06186723
P 11.2
From 373 observations 2013 May 4-2025 July 31, mean residual 0".6.

493P/LONEOS
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2026 Jan. 14.13074 TT Pike
q 3.8230981 (2000.0) P Q
n 0.05138751 Peri. 83.20179 +0.10079857 -0.99487539
a 7.1652439 Node 1.10968 +0.67211659 +0.06222964
e 0.4664385 Incl. 24.11320 +0.73355228 +0.07968955
P 19.2
From 234 observations 2024 Aug. 2-2025 July 30, mean residual 0".5.

502P/NEAT
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Aug. 5.11284 TT Pike
q 4.2294830 (2000.0) P Q
n 0.04356932 Peri. 37.74513 +0.52129886 +0.83038673
a 7.9986287 Node 264.48487 -0.82317417 +0.42851721
e 0.4712240 Incl. 11.39968 -0.22501509 +0.35613325
P 22.6
From 225 observations 2002 June 11-2025 July 28, mean residual 0".6.

504P
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2025 Apr. 9.01904 TT Pike
q 2.2240584 (2000.0) P Q
n 0.13604782 Peri. 308.52111 -0.97763456 -0.18464258
a 3.7440502 Node 221.11999 +0.20624810 -0.93538198
e 0.4059753 Incl. 8.80682 -0.04113874 -0.30160847
P 7.24
From 412 observations 2010 June 14-2025 July 12, mean residual 0".5.

506P
Epoch 2025 May 5.0 TT = JDT 2460800.5
T 2023 Aug. 26.56652 TT Pike
q 2.8844812 (2000.0) P Q
n 0.07479662 Peri. 354.33265 +0.76805297 +0.62643079
a 5.5788932 Node 325.70632 -0.57788388 +0.58851839
e 0.4829653 Incl. 13.64975 -0.27594356 +0.51110721
P 13.2
From 271 observations 2010 May 20-2024 Sept. 1, mean residual 0".5.