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
2024-09-08 10:50:07 V 13 40 50.040 +15 01 33.24 V 247
2024-09-08 10:50:07 v 1 134.3364 +35.0269 247
2024-09-08 18:20:23 C 13 41 44.66 +14 52 12.5 V M31
2024-09-08 18:21:25 C 13 41 44.78 +14 52 11.0 V M31
2024-09-08 18:22:30 C 13 41 44.87 +14 52 09.7 V M31
2024-09-08 18:23:34 C 13 41 45.00 +14 52 07.3 V M31
2024-09-08 18:24:22 C 13 41 45.12 +14 52 07.1 V M31
2024-09-08 18:24:57 C 13 41 45.22 +14 52 05.7 V M31
2024-09-08 18:25:31 C 13 41 45.24 +14 52 06.7 V M31
2024-09-08 18:26:05 C 13 41 45.30 +14 52 05.7 V M31
2024-09-08 18:26:40 C 13 41 45.40 +14 52 04.6 V M31
2024-09-08 18:27:13 C 13 41 45.48 +14 52 03.4 V M31
2024-09-08 18:27:48 C 13 41 45.58 +14 52 02.5 V M31
2024-09-08 18:28:22 C 13 41 45.60 +14 52 02.3 V M31
2024-09-08 18:28:54 C 13 41 45.66 +14 52 01.4 V M31
2024-09-08 18:29:31 C 13 41 45.78 +14 52 00.2 V M31
2024-09-08 18:30:04 C 13 41 45.96 +14 51 59.4 V M31
2024-09-08 19:19:50 C 13 41 51.809 +14 50 59.03 Z C23
2024-09-08 19:22:30 C 13 41 52.140 +14 50 55.14 Z C23
2024-09-08 19:25:41 C 13 41 52.531 +14 50 51.32 Z C23
2024-09-08 20:18:19 B 13 41 59.21 +14 49 43.1 V Y87
2024-09-08 20:26:13 B 13 42 00.16 +14 49 33.3 V Y87
2024-09-08 20:33:42 B 13 42 01.07 +14 49 24.0 V Y87
2024-09-09 20:20:51 B 13 44 52.54 +14 19 58.4 V Y87
2024-09-09 20:28:26 B 13 44 53.46 +14 19 49.3 V Y87
2024-09-09 20:36:16 B 13 44 54.44 +14 19 39.9 V Y87
2024-09-11 18:13:06 B 13 50 17.741 +13 23 58.58 V L92
2024-09-11 18:22:18 B 13 50 18.978 +13 23 48.25 V L92
2024-09-11 18:31:28 B 13 50 20.059 +13 23 36.10 V L92
2024-09-11 18:42:41 B 13 50 21.356 +13 23 20.59 V L92
2024-09-13 19:06:43 C 13 55 57.710 +12 25 13.84 Z C23
2024-09-13 19:11:26 C 13 55 58.246 +12 25 08.36 Z C23
2024-09-13 19:15:33 C 13 55 58.706 +12 25 03.32 Z C23
2024-09-14 10:03:44 C 13 57 40.21 +12 07 30.4 m 349
2024-09-14 10:07:01 C 13 57 40.60 +12 07 26.3 m 349
2024-09-14 10:11:24 C 13 57 41.08 +12 07 21.3 m 349
2024-09-14 10:14:39 C 13 57 41.46 +12 07 17.4 m 349
2024-09-16 19:37:36 C 14 04 08.964 +11 00 08.50 Z C23
2024-09-16 19:39:39 C 14 04 09.233 +11 00 05.54 Z C23
2024-09-16 19:42:08 C 14 04 09.473 +11 00 02.95 Z C23
2024-09-16 20:03:43 B 14 04 12.24 +10 59 34.5 V Y87
2024-09-16 20:11:29 B 14 04 13.11 +10 59 25.6 V Y87
2024-09-16 20:18:58 B 14 04 13.93 +10 59 16.9 V Y87
2024-09-17 18:39:48 B 14 06 41.99 +10 33 37.6 X M18
2024-09-17 18:47:07 B 14 06 42.80 +10 33 29.1 X M18
2024-09-17 18:54:38 B 14 06 43.63 +10 33 20.5 X M18
2024-09-18 18:45:38 C 14 09 20.518 +10 06 09.90 Z C23
2024-09-18 18:53:02 C 14 09 21.365 +10 06 01.33 Z C23
2024-09-18 19:00:02 C 14 09 22.099 +10 05 53.84 Z C23
2024-09-19 18:34:19 B 14 11 55.71 +09 39 18.7 X M18