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
2024-09-19 18:48:10 B 14 11 57.20 +09 39 03.1 X M18
2024-09-19 18:56:46 B 14 11 58.14 +09 38 53.5 X M18
2024-09-20 18:47:14 B 14 14 32.04 +09 12 17.0 X M18
2024-09-20 18:51:57 B 14 14 32.55 +09 12 11.7 X M18
2024-09-20 18:52:36 C 14 14 32.623 +09 12 10.91 Z C23
2024-09-20 18:55:03 C 14 14 32.897 +09 12 08.17 Z C23
2024-09-20 18:58:20 C 14 14 33.247 +09 12 04.28 Z C23
2024-09-20 19:00:27 B 14 14 33.46 +09 12 02.7 X M18
2024-09-23 18:17:28 C 14 22 05.390 +07 54 09.61 X L79
2024-09-23 18:23:26 C 14 22 06.010 +07 54 03.20 X L79
2024-09-23 18:30:23 C 14 22 06.766 +07 53 54.85 X L79
2024-09-23 18:33:31 C 14 22 07.07 +07 53 52.6 A77
2024-09-23 18:40:16 C 14 22 07.77 +07 53 45.5 A77
2024-09-23 18:47:00 C 14 22 08.48 +07 53 38.0 A77
2024-09-24 11:33:31 C 14 23 53.07 +07 35 45.5 V G26
2024-09-24 12:04:44 C 14 23 56.43 +07 35 09.2 V G26
2024-09-27 10:31:35 C 14 31 08.83 +06 21 17.4 u 367
2024-09-27 10:41:30 C 14 31 09.83 +06 21 07.3 u 367
2024-09-27 10:49:50 C 14 31 10.66 +06 20 58.6 u 367
2024-10-01 17:52:22 B 14 41 24.719 +04 37 29.31 V L92
2024-10-01 18:01:32 B 14 41 25.673 +04 37 18.96 V L92
2024-10-01 18:11:43 B 14 41 26.641 +04 37 07.92 V L92
2024-10-01 18:21:55 B 14 41 27.531 +04 36 56.60 V L92
2024-10-01 19:05:26 C 14 41 31.945 +04 36 17.36 Z M09
2024-10-01 19:12:12 C 14 41 32.486 +04 36 07.85 Z M09
2024-10-01 19:16:17 C 14 41 32.856 +04 36 04.00 Z M09
2024-10-02 11:31:24 C 14 43 07.76 +04 20 16.1 V G26
2024-10-02 12:02:30 C 14 43 10.84 +04 19 45.6 V G26
2024-10-03 18:08:10 C 14 46 05.273 +03 50 47.36 Z C23
2024-10-03 18:09:38 C 14 46 05.448 +03 50 45.85 Z C23
2024-10-03 18:11:20 C 14 46 05.626 +03 50 44.27 Z C23
2024-10-04 18:17:29 C 14 48 24.138 +03 27 52.32 Z M09
2024-10-04 18:24:48 C 14 48 24.846 +03 27 45.46 Z M09
2024-10-04 18:31:51 C 14 48 25.511 +03 27 38.60 Z M09
2024-10-05 02:12:07 C 14 49 09.37 +03 20 26.5 V U94
2024-10-05 02:14:19 C 14 49 09.55 +03 20 24.5 V U94
2024-10-05 18:15:12 C 14 50 40.821 +03 05 26.11 Z M09
2024-10-05 18:22:31 C 14 50 41.529 +03 05 19.23 Z M09
2024-10-05 18:29:34 C 14 50 42.200 +03 05 12.78 Z M09
2024-10-10 18:07:15 C 15 01 50.08 +01 17 22.8 A77
2024-10-10 18:18:56 C 15 01 51.15 +01 17 12.5 A77
2024-10-10 18:30:36 C 15 01 52.24 +01 17 02.8 A77
2024-10-11 18:02:40 C 15 04 00.908 +00 56 38.40 Z M09
2024-10-11 18:10:00 C 15 04 01.603 +00 56 32.34 Z M09
2024-10-11 18:17:04 C 15 04 02.220 +00 56 26.17 Z M09
2024-10-12 09:00:06 C 15 05 22.21 +00 43 49.6 m 349
2024-10-12 09:03:47 C 15 05 22.55 +00 43 46.6 m 349
2024-10-12 09:07:29 C 15 05 22.88 +00 43 43.5 m 349
2024-10-13 11:15:00 C 15 07 44.02 +00 21 36.8 V G26
2024-10-13 11:42:45 C 15 07 46.42 +00 21 05.1 V G26