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
2024-03-14 10:44:19 C 03 17 53.63 +08 58 52.4 m 349
2024-03-14 10:48:36 C 03 17 53.82 +08 58 56.1 m 349
2024-03-14 10:52:51 C 03 17 54.02 +08 59 00.0 m 349
2024-03-17 05:24:13 C 03 21 05.282 +09 59 20.94 V T08
2024-03-17 05:28:53 C 03 21 05.508 +09 59 25.26 V T08
2024-03-17 05:37:12 C 03 21 05.911 +09 59 32.75 V T08
2024-03-17 05:51:37 C 03 21 06.612 +09 59 45.67 V T08
2024-03-18 10:35:11 C 03 22 32.51 +10 25 51.9 q 903
2024-03-18 10:38:21 C 03 22 32.62 +10 25 53.4 q 903
2024-03-18 10:41:33 C 03 22 32.77 +10 25 57.3 q 903
2024-03-18 18:07:01 C 03 22 55.39 +10 32 42.0 X G02
2024-03-18 18:12:20 C 03 22 55.67 +10 32 46.8 X G02
2024-03-18 18:17:21 C 03 22 55.91 +10 32 51.4 X G02
2024-03-18 19:16:38 C 03 22 58.937 +10 33 45.43 Z C23
2024-03-18 19:20:57 C 03 22 59.148 +10 33 49.28 Z C23
2024-03-18 19:25:15 C 03 22 59.388 +10 33 53.21 Z C23
2024-03-19 05:21:26 C 03 23 29.650 +10 42 56.88 V T08
2024-03-19 05:25:27 C 03 23 29.849 +10 43 00.66 V T08
2024-03-19 05:34:46 C 03 23 30.324 +10 43 09.01 V T08
2024-03-19 05:49:28 C 03 23 31.068 +10 43 22.30 V T08
2024-03-19 18:24:34 C 03 24 09.98 +10 54 48.4 X G02
2024-03-19 18:29:20 C 03 24 10.24 +10 54 52.2 X G02
2024-03-19 18:33:50 C 03 24 10.43 +10 54 56.6 X G02
2024-03-19 19:35:28 C 03 24 13.58 +10 55 53.2 q A77
2024-03-19 19:42:48 C 03 24 13.97 +10 55 59.9 q A77
2024-03-19 19:50:08 C 03 24 14.34 +10 56 06.7 q A77
2024-03-19 20:31:37 B 03 24 16.46 +10 56 44.9 Z J22
2024-03-19 20:37:21 B 03 24 16.77 +10 56 50.1 Z J22
2024-03-19 20:43:07 B 03 24 17.04 +10 56 55.0 Z J22
2024-03-20 03:29:36 C 03 24 38.124 +11 03 04.57 V 703
2024-03-20 03:32:50 C 03 24 38.297 +11 03 07.67 V 703
2024-03-20 03:36:05 C 03 24 38.444 +11 03 10.66 V 703
2024-03-20 03:39:19 C 03 24 38.624 +11 03 13.39 V 703
2024-03-20 06:10:39 C 03 24 46.469 +11 05 32.78 V T05
2024-03-20 06:15:12 C 03 24 46.728 +11 05 36.49 V T05
2024-03-20 06:24:20 C 03 24 47.191 +11 05 44.99 V T05
2024-03-20 06:45:03 C 03 24 48.269 +11 06 03.92 V T05
2024-03-20 16:59:13 B 03 25 20.48 +11 15 22.5 X L76
2024-03-20 17:03:17 B 03 25 20.70 +11 15 26.2 X L76
2024-03-20 17:07:22 B 03 25 20.91 +11 15 29.8 X L76
2024-03-20 19:06:07 C 03 25 27.105 +11 17 17.74 V L92
2024-03-20 19:15:17 C 03 25 27.696 +11 17 24.80 V L92
2024-03-20 19:25:28 C 03 25 28.183 +11 17 36.78 V L92
2024-03-20 19:35:40 C 03 25 28.658 +11 17 44.99 V L92
2024-03-21 18:51:31 B 03 26 42.818 +11 38 57.70 X K74
2024-03-21 18:54:34 B 03 26 42.996 +11 39 00.65 X K74
2024-03-21 19:00:41 B 03 26 43.318 +11 39 05.94 X K74
2024-03-21 20:23:32 B 03 26 47.83 +11 40 24.1 V Y87
2024-03-21 20:41:05 B 03 26 48.78 +11 40 40.1 V Y87
2024-03-21 20:43:45 B 03 26 48.91 +11 40 42.2 V Y87