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 (504)
Date Type RA Dec Mag Band Observatory
2025-10-16 19:00:42 C 19 47 45.331 -21 36 47.92 V M22
2025-10-23 11:04:41 C 19 51 32.254 -21 17 50.64 q Q14
2025-10-23 11:13:54 C 19 51 32.453 -21 17 51.50 q Q14
2025-11-15 01:32:58 C 20 08 01.352 -20 03 24.91 V G96
2025-11-15 01:40:29 C 20 08 01.633 -20 03 24.16 V G96
2025-11-15 01:48:00 C 20 08 01.885 -20 03 22.90 V G96
2025-11-15 01:55:32 C 20 08 02.191 -20 03 22.72 V G96
2026-05-23 01:37:50 C 23 03 20.861 -02 21 49.43 W 215
2026-05-23 01:39:42 C 23 03 20.894 -02 21 49.03 W 215
2026-05-23 01:41:34 C 23 03 20.954 -02 21 49.21 W 215
2026-06-22 07:51:04 C 23 13 24.070 -00 22 21.65 V W68
2026-06-22 07:59:02 C 23 13 24.144 -00 22 19.99 V W68
2026-06-22 08:01:37 C 23 13 24.151 -00 22 20.71 V W68
2026-06-22 08:10:04 C 23 13 24.262 -00 22 19.85 V W68
2026-06-23 12:51:10 C 23 13 34.644 -00 18 51.88 V T08
2026-06-23 12:59:43 C 23 13 34.661 -00 18 50.33 V T08
2026-06-23 13:24:18 C 23 13 34.774 -00 18 47.92 V T08
2026-06-23 13:28:55 C 23 13 34.812 -00 18 47.34 V T08
2026-06-25 19:43:33 C 23 13 51.513 -00 12 29.89 W O18
2026-06-25 20:28:12 C 23 13 51.697 -00 12 24.74 W O18
2026-06-26 20:09:23 C 23 13 57.708 -00 09 46.48 W O18
2026-06-26 20:31:25 C 23 13 57.800 -00 09 44.05 W O18
2026-06-27 20:09:15 C 23 14 03.030 -00 07 10.49 W O18
2026-06-27 20:31:22 C 23 14 03.096 -00 07 08.25 W O18
2026-07-01 19:19:13 C 23 14 16.554 +00 02 21.72 W O18
2026-07-01 19:50:22 C 23 14 16.583 +00 02 24.68 W O18
2026-05-20 14:02:48 C 23 02 04.958 -02 33 53.20 X F51
2026-05-20 14:11:39 C 23 02 05.172 -02 33 51.24 X F51
2026-05-20 14:20:23 C 23 02 05.340 -02 33 49.69 X F51
2026-05-20 14:29:08 C 23 02 05.546 -02 33 47.95 X F51
2026-05-28 13:53:01 C 23 05 56.096 -01 56 06.15 X F52
2026-05-28 14:01:17 C 23 05 56.233 -01 56 04.82 X F52
2026-05-28 14:09:43 C 23 05 56.405 -01 56 02.98 X F52
2026-07-11 18:34:22 C 23 13 55.907 +00 20 52.05 W O18
2026-07-11 19:24:39 C 23 13 55.678 +00 20 55.25 W O18
2026-07-19 18:17:40 C 23 12 42.830 +00 29 44.45 W O18
2026-07-19 20:03:14 C 23 12 41.890 +00 29 47.61 W O18
2026-07-21 18:19:07 C 23 12 16.876 +00 31 06.81 W O18
2026-07-21 19:11:44 C 23 12 16.337 +00 31 07.81 W O18
2026-07-21 20:03:54 C 23 12 15.822 +00 31 09.04 W O18
2026-07-22 18:18:12 C 23 12 02.778 +00 31 40.16 W O18
2026-07-22 19:10:50 C 23 12 02.220 +00 31 41.34 W O18
2026-07-22 20:03:18 C 23 12 01.673 +00 31 42.33 W O18
2026-07-24 13:44:26 C 23 11 35.318 +00 32 29.08 X F51
2026-07-24 14:01:25 C 23 11 35.106 +00 32 29.31 X F51
2026-07-24 14:18:33 C 23 11 34.922 +00 32 29.64 X F51
2026-07-24 14:35:36 C 23 11 34.710 +00 32 29.85 X F51
2026-07-26 02:44:14 C 23 11 10.042 +00 32 59.10 V R17
2026-07-26 03:04:36 C 23 11 09.862 +00 32 58.24 V R17
2026-07-26 03:24:59 C 23 11 09.607 +00 32 58.42 V R17