13P

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2020-12-10 (JD 2459193.5)
Eccentricity (e)0.9297090702 ± 3.19e-08
Semi-major axis (a)16.6888593039 AU ± 1.52e-07
Inclination (i)44.62417343° ± 1.37e-05
Long. of Asc. Node (Ω)85.87217989° ± 1.51e-05
Arg. of Perihelion (ω)64.51127082° ± 3.03e-05
Mean Anomaly (M)341.22493651° ± 4.64e-07
Mean Motion (n)0.0144565311°/day ± 1.97e-10
Perihelion dist (q)1.17307544 AU ± 5.33e-07
Aphelion dist (Q)32.20464317 AU ± 6.08e-07
Orbital Period68.17861620 yr ± 9.30e-07
Orbit Solution
SourceJPL
Solution Date2026-07-28 14:18:43
RMS Residual0.568″
Uncertainty0
Orbit TypeHalley-type Comet*
MOID0.470257 AU
Observations Used2605
Oppositions
Arc Total1887-2025
First Observation Used
Last Observation Used2025-07-31
Observations (2783)
Date Type RA Dec Mag Band Observatory
2024-02-04 00:15:18 C 02 52 09.41 -04 55 23.5 V W46
2024-02-04 00:33:59 C 02 52 09.52 -04 55 07.0 V W46
2024-02-04 01:03:07 C 02 52 09.69 -04 54 43.2 V W46
2024-02-04 06:27:27 C 02 52 11.791 -04 50 08.05 V T05
2024-02-04 06:32:00 C 02 52 11.825 -04 50 04.13 V T05
2024-02-04 06:40:28 C 02 52 11.868 -04 49 56.89 V T05
2024-02-04 06:56:38 C 02 52 11.966 -04 49 43.36 V T05
2024-02-05 18:10:25 C 02 52 28.15 -04 19 54.2 q A77
2024-02-05 18:18:00 C 02 52 28.19 -04 19 45.7 q A77
2024-02-05 18:25:00 C 02 52 28.29 -04 19 39.1 q A77
2024-02-06 01:43:58 C 02 52 32.026 -04 13 25.07 q H47
2024-02-06 01:48:08 C 02 52 32.064 -04 13 21.65 q H47
2024-02-06 01:51:29 C 02 52 32.083 -04 13 18.70 q H47
2024-02-06 01:55:01 C 02 52 32.107 -04 13 15.78 q H47
2024-02-06 01:58:27 C 02 52 32.134 -04 13 13.04 q H47
2024-02-06 02:01:41 C 02 52 32.160 -04 13 09.98 q H47
2024-02-06 07:55:13 C 02 52 35.213 -04 08 08.84 V T08
2024-02-06 07:59:30 C 02 52 35.251 -04 08 04.96 V T08
2024-02-06 08:11:12 C 02 52 35.364 -04 07 54.91 V T08
2024-02-06 08:30:20 C 02 52 35.534 -04 07 38.71 V T08
2024-02-06 19:38:45 C 02 52 41.957 -03 58 09.16 V J47
2024-02-06 20:23:33 C 02 52 42.353 -03 57 30.92 V J47
2024-02-06 21:06:58 C 02 52 42.737 -03 56 53.81 V J47
2024-02-07 20:26:52 B 02 52 57.13 -03 36 58.4 Z J22
2024-02-07 20:32:48 B 02 52 57.19 -03 36 53.0 Z J22
2024-02-07 20:38:46 B 02 52 57.24 -03 36 47.8 Z J22
2024-02-08 05:22:37 C 02 53 03.022 -03 29 18.92 V T05
2024-02-08 05:28:32 C 02 53 03.072 -03 29 13.99 V T05
2024-02-08 05:37:39 C 02 53 03.166 -03 29 06.07 V T05
2024-02-08 05:56:54 C 02 53 03.360 -03 28 49.62 V T05
2024-02-10 05:58:41 C 02 53 38.906 -02 47 34.08 V T08
2024-02-10 05:59:20 C 02 53 38.914 -02 47 33.54 V T08
2024-02-10 06:10:19 C 02 53 39.046 -02 47 24.07 V T08
2024-02-10 06:13:05 C 02 53 39.084 -02 47 21.70 V T08
2024-02-10 06:15:04 C 02 53 39.108 -02 47 19.90 V T08
2024-02-10 06:18:31 C 02 53 39.156 -02 47 17.12 V T08
2024-02-10 06:25:56 C 02 53 39.245 -02 47 10.72 V T08
2024-02-10 06:31:23 C 02 53 39.317 -02 47 05.82 V T08
2024-02-10 11:02:55 C 02 53 43.02 -02 43 12.3 q 903
2024-02-10 11:11:13 C 02 53 43.17 -02 43 05.2 q 903
2024-02-10 11:19:31 C 02 53 43.30 -02 42 58.3 q 903
2024-02-12 06:04:35 C 02 54 20.861 -02 06 02.27 V T05
2024-02-12 06:09:08 C 02 54 20.909 -02 05 58.49 V T05
2024-02-12 06:16:57 C 02 54 21.031 -02 05 51.65 V T05
2024-02-12 06:37:36 C 02 54 21.346 -02 05 33.79 V T05
2024-02-12 09:12:06 C 02 54 23.86 -02 03 21.1 m 349
2024-02-12 09:20:37 C 02 54 23.99 -02 03 13.8 m 349
2024-02-12 10:14:12 C 02 54 24.78 -02 02 26.5 q D95
2024-02-12 10:17:17 C 02 54 24.83 -02 02 24.5 q D95
2024-02-12 10:23:27 C 02 54 24.92 -02 02 19.3 q D95