491P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2020-12-17 (JD 2459200.5)
Eccentricity (e)0.2597378214 ± 4.25e-07
Semi-major axis (a)5.0117110696 AU ± 1.91e-07
Inclination (i)9.37134038° ± 2.62e-05
Long. of Asc. Node (Ω)311.73346578° ± 7.28e-05
Arg. of Perihelion (ω)299.08789885° ± 1.26e-04
Mean Anomaly (M)240.58236577° ± 5.87e-05
Mean Motion (n)0.0878466158°/day ± 5.01e-09
Perihelion dist (q)3.70998016 AU ± 2.13e-06
Aphelion dist (Q)6.31344198 AU ± 2.14e-06
Orbital Period11.21985490 yr ± 6.40e-07
Orbit Solution
SourceJPL
Solution Date2026-05-28 12:12:26
RMS Residual0.544″
Uncertainty0
Orbit TypeJupiter-family Comet
MOID2.708060 AU
Observations Used458
Oppositions
Arc Total2013-2026
First Observation Used
Last Observation Used2026-05-23
Observations (460)
Date Type RA Dec Mag Band Observatory
2015-09-09 15:48:42 C 23 24 10.62 +04 25 57.7 q D29
2015-09-09 16:10:17 C 23 24 10.11 +04 25 55.7 q D29
2015-09-09 16:31:53 C 23 24 09.62 +04 25 53.3 q D29
2015-09-11 07:42:29 C 23 23 16.97 +04 21 52.9 R G45
2015-09-11 07:50:12 C 23 23 16.79 +04 21 51.7 R G45
2015-09-11 07:58:18 C 23 23 16.61 +04 21 50.9 R G45
2015-09-11 08:06:06 C 23 23 16.41 +04 21 49.8 R G45
2015-09-11 08:14:21 C 23 23 16.24 +04 21 49.4 R G45
2015-09-11 11:39:14 C 23 23 11.78 +04 21 30.0 v Q62
2015-09-11 11:42:57 C 23 23 11.69 +04 21 29.4 v Q62
2015-09-11 11:46:39 C 23 23 11.61 +04 21 29.1 v Q62
2015-09-15 06:35:44 C 23 21 09.49 +04 11 44.2 R G45
2015-09-15 06:37:03 C 23 21 09.45 +04 11 44.5 R G45
2015-09-15 06:44:13 C 23 21 09.35 +04 11 43.4 R G45
2015-09-15 06:51:35 C 23 21 09.16 +04 11 42.6 R G45
2015-09-15 06:58:55 C 23 21 08.97 +04 11 42.0 R G45
2015-09-15 07:05:34 C 23 21 08.79 +04 11 41.1 R G45
2015-09-17 06:55:13 C 23 20 04.94 +04 06 23.3 q 703
2015-09-17 07:02:26 C 23 20 04.74 +04 06 22.2 q 703
2015-09-17 07:09:38 C 23 20 04.54 +04 06 22.1 q 703
2015-09-17 07:16:52 C 23 20 04.40 +04 06 20.9 q 703
2015-09-20 12:20:54 C 23 18 22.77 +03 57 35.1 q D95
2015-09-20 12:25:00 C 23 18 22.68 +03 57 34.7 q D95
2015-09-20 12:41:24 C 23 18 22.34 +03 57 32.4 q D95
2015-09-23 08:02:49 C 23 16 55.082 +03 49 43.73 L F51
2015-09-23 08:17:44 C 23 16 54.745 +03 49 42.24 L F51
2015-09-23 08:32:45 C 23 16 54.406 +03 49 40.34 L F51
2015-09-23 08:47:49 C 23 16 54.090 +03 49 38.57 L F51
2015-10-08 08:58:06 C 23 09 53.060 +03 07 38.35 L F51
2015-10-08 09:16:27 C 23 09 52.720 +03 07 36.23 L F51
2015-10-08 09:34:45 C 23 09 52.417 +03 07 34.17 L F51
2015-10-08 09:53:02 C 23 09 52.092 +03 07 32.23 L F51
2015-10-09 09:00:45 C 23 09 28.619 +03 04 55.98 L F51
2015-10-09 09:19:03 C 23 09 28.298 +03 04 54.10 L F51
2015-10-09 09:37:13 C 23 09 27.982 +03 04 52.03 L F51
2015-10-09 09:55:24 C 23 09 27.668 +03 04 49.89 L F51
2015-10-10 04:14:38 C 23 09 09.49 +03 02 48.4 R G45
2015-10-10 04:30:57 C 23 09 09.26 +03 02 44.9 R G45
2015-10-10 04:41:16 C 23 09 09.06 +03 02 44.7 R G45
2015-10-10 04:48:47 C 23 09 08.88 +03 02 43.4 R G45
2016-10-22 04:08:13 C 01 03 54.52 +18 26 21.6 V G45
2016-10-22 05:26:26 C 01 03 52.98 +18 26 11.6 V G45
2016-10-22 06:29:19 C 01 03 51.69 +18 26 04.3 V G45
2016-10-22 07:27:40 C 01 03 50.51 +18 25 57.4 V G45
2016-10-25 09:48:38 C 01 02 19.508 +18 16 15.75 L F51
2016-10-25 10:05:58 C 01 02 19.149 +18 16 12.97 L F51
2016-10-25 10:23:14 C 01 02 18.794 +18 16 10.90 L F51
2016-10-25 10:40:39 C 01 02 18.434 +18 16 08.70 L F51
2016-10-25 10:44:36 C 01 02 18.357 +18 16 07.97 L F51
2016-10-25 11:02:50 C 01 02 17.979 +18 16 05.55 L F51