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
2024-07-16 18:54:44 C 09 59 58.89 +40 17 26.4 Z D04
2024-07-16 19:11:22 C 10 00 02.66 +40 17 15.9 Z D04
2024-07-17 18:20:35 C 10 05 13.76 +40 01 57.6 Z D04
2024-07-17 18:37:13 C 10 05 17.50 +40 01 46.2 Z D04
2024-07-17 18:53:53 C 10 05 21.21 +40 01 34.7 Z D04
2024-07-17 19:48:11 B 10 05 33.164 +40 00 57.17 V L92
2024-07-17 19:57:22 B 10 05 35.361 +40 00 52.88 V L92
2024-07-17 20:07:33 B 10 05 37.707 +40 00 44.92 V L92
2024-07-17 20:17:44 B 10 05 40.003 +40 00 37.51 V L92
2024-07-17 20:24:52 B 10 05 41.595 +40 00 32.61 V L92
2024-07-17 20:50:14 B 10 05 47.261 +40 00 15.10 X B72
2024-07-17 20:57:18 B 10 05 48.826 +40 00 10.34 X B72
2024-07-17 21:04:05 B 10 05 50.354 +40 00 05.57 X B72
2024-07-17 21:37:36 B 10 05 57.75 +39 59 43.2 V Y87
2024-07-17 21:42:59 B 10 05 58.95 +39 59 39.5 V Y87
2024-07-17 21:48:14 B 10 06 00.13 +39 59 35.8 V Y87
2024-07-18 20:31:50 C 10 11 03.60 +39 43 39.4 q A77
2024-07-18 20:44:20 C 10 11 06.41 +39 43 30.4 q A77
2024-07-18 20:56:36 C 10 11 09.16 +39 43 21.4 q A77
2024-07-18 22:27:36 C 10 11 29.393 +39 42 14.36 V 970
2024-07-18 22:45:07 C 10 11 33.341 +39 42 02.16 V 970
2024-07-18 23:01:21 C 10 11 36.931 +39 41 50.06 V 970
2024-07-21 11:11:26 C 10 24 50.83 +38 55 42.0 m 349
2024-07-21 11:13:32 C 10 24 51.30 +38 55 40.3 m 349
2024-07-21 11:15:38 C 10 24 51.76 +38 55 38.4 m 349
2024-07-21 18:09:35 C 10 26 21.82 +38 49 59.6 Z D04
2024-07-21 18:26:12 C 10 26 25.46 +38 49 46.0 Z D04
2024-07-21 18:42:49 C 10 26 29.11 +38 49 32.5 Z D04
2024-07-21 20:33:32 C 10 26 53.16 +38 48 00.9 q A77
2024-07-21 20:39:22 C 10 26 54.44 +38 47 56.3 q A77
2024-07-21 20:45:03 C 10 26 55.64 +38 47 51.9 q A77
2024-07-21 21:11:17 B 10 27 01.34 +38 47 30.1 V Y87
2024-07-21 21:19:42 B 10 27 03.17 +38 47 23.1 V Y87
2024-07-21 21:28:06 B 10 27 05.00 +38 47 16.1 V Y87
2024-07-22 20:25:23 B 10 32 03.074 +38 27 55.66 V B50
2024-07-22 20:27:48 C 10 32 03.523 +38 27 54.50 Z 213
2024-07-22 20:31:39 B 10 32 04.426 +38 27 49.93 V B50
2024-07-22 20:34:59 C 10 32 05.13 +38 27 48.4 q A77
2024-07-22 20:37:51 B 10 32 05.743 +38 27 44.60 V B50
2024-07-22 20:41:00 C 10 32 06.396 +38 27 43.16 Z 213
2024-07-22 20:46:49 C 10 32 07.73 +38 27 38.0 q A77
2024-07-22 20:46:59 C 10 32 07.72 +38 27 37.9 q A77
2024-07-22 20:53:47 C 10 32 09.175 +38 27 32.18 Z 213
2024-07-22 20:58:50 C 10 32 10.27 +38 27 27.7 q A77
2024-07-22 21:10:17 B 10 32 12.72 +38 27 18.1 V Y87
2024-07-22 21:17:37 B 10 32 14.31 +38 27 11.8 V Y87
2024-07-22 21:24:46 B 10 32 15.85 +38 27 05.6 V Y87
2024-07-23 20:35:26 C 10 37 14.36 +38 06 48.8 q A77
2024-07-23 20:37:25 C 10 37 14.75 +38 06 47.3 q A77
2024-07-23 21:20:46 B 10 37 24.01 +38 06 08.1 V Y87