Wolf-Harrington (43P)

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2019-12-08 (JD 2458825.5)
Eccentricity (e)0.4441780746
Semi-major axis (a)4.2978569077 AU
Inclination (i)9.52651276°
Long. of Asc. Node (Ω)244.81945321°
Arg. of Perihelion (ω)223.73098180°
Mean Anomaly (M)131.47413722°
Mean Motion (n)0.1107101003°/day
Perihelion dist (q)2.38784680 AU
Aphelion dist (Q)6.20310368 AU
Orbital Period8.90276751 yr
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.359″
Uncertainty—
Orbit TypeJupiter-family Comet
MOID1.415696 AU
Observations Used42
Oppositions—
Arc Total2026-2026
First Observation Used—
Last Observation Used2026-03-07
Observations (5771)
Date Type RA Dec Mag Band Observatory
1998-03-22 21:10:23 C 09 25 43.58 -16 40 52.9 – – 118
1998-03-22 21:11:36 C 09 25 43.66 -16 40 52.7 – – 504
1998-03-22 21:13:48 C 09 25 43.58 -16 40 51.2 – – 118
1998-03-22 21:16:12 C 09 25 43.63 -16 40 50.7 – – 504
1998-03-27 10:30:57 C 09 25 46.87 -15 52 11.6 – – 426
1998-03-27 10:39:57 C 09 25 46.88 -15 52 08.1 – – 426
1998-03-27 10:48:21 C 09 25 46.89 -15 52 04.0 – – 426
1998-03-31 03:49:40 C 09 26 16.189 -15 13 32.72 – l I02
1998-04-02 04:38:36 C 09 26 42.59 -14 53 03.3 – – 732
1998-04-02 04:48:00 C 09 26 42.61 -14 53 00.0 – – 732
1998-04-02 04:56:55 C 09 26 42.64 -14 52 55.8 – – 732
1998-04-03 05:17:37 C 09 26 58.30 -14 42 50.0 – – 732
1998-04-03 05:26:51 C 09 26 58.34 -14 42 46.2 – – 732
1998-04-19 12:28:15 C 09 34 37.24 -12 20 18.2 – – 360
1998-04-19 12:32:15 C 09 34 37.32 -12 20 16.7 – – 360
1998-04-20 11:48:12 C 09 35 15.68 -12 13 07.1 – – 402
1998-04-20 11:51:12 C 09 35 15.80 -12 13 07.2 – – 402
1998-04-20 11:54:12 C 09 35 15.88 -12 13 05.7 – – 402
1998-04-21 20:59:00 C 09 36 12.36 -12 03 11.1 – – 504
1998-04-21 21:01:11 C 09 36 12.43 -12 03 09.9 – – 504
1998-04-25 09:49:45 C 09 38 46.41 -11 39 08.5 – – 426
1998-04-25 10:11:42 C 09 38 47.05 -11 39 01.9 – – 426
1998-04-25 10:33:36 C 09 38 47.78 -11 38 56.6 – – 426
1998-04-26 11:41:45 C 09 39 35.98 -11 32 20.3 – – 900
1998-04-26 12:00:10 C 09 39 36.40 -11 32 17.2 – – 900
1998-05-22 11:21:59 C 10 04 28.61 -09 46 30.7 – – 360
1998-05-22 11:28:45 C 10 04 28.93 -09 46 30.0 – – 360
1998-05-26 03:39:30 c 10 08 35.09 -09 40 14.9 – – 691
1998-05-26 03:45:31 c 10 08 35.41 -09 40 14.5 – – 691
1998-05-26 03:51:41 c 10 08 35.73 -09 40 14.0 – – 691
1998-05-26 03:58:06 c 10 08 35.97 -09 40 13.7 – – 691
1998-05-26 04:04:29 c 10 08 36.29 -09 40 13.3 – – 691
2003-06-17 02:46:09 C 23 18 41.85 +16 41 19.6 – o 620
2003-06-17 02:58:37 C 23 18 42.27 +16 41 25.5 – o 620
2003-06-17 03:11:02 C 23 18 42.64 +16 41 30.9 – o 620
2003-06-18 02:12:30 C 23 19 24.71 +16 52 40.7 – o 620
2003-06-29 01:22:28 C 23 26 39.40 +19 00 25.4 – c 213
2003-07-04 08:49:56 C 23 29 35.61 +20 01 49.6 – o 699
2003-07-04 09:03:42 C 23 29 36.00 +20 01 57.2 – c 704
2003-07-04 09:09:17 C 23 29 36.03 +20 01 58.3 – o 699
2003-07-04 09:18:19 C 23 29 36.36 +20 02 04.3 – c 704
2003-07-04 09:28:41 C 23 29 36.48 +20 02 08.5 – o 699
2003-07-04 09:33:00 C 23 29 36.57 +20 02 11.9 – c 704
2003-07-04 09:47:32 C 23 29 36.86 +20 02 17.9 – c 704
2003-07-04 09:48:01 C 23 29 36.86 +20 02 17.3 – o 699
2003-07-04 10:02:11 C 23 29 37.26 +20 02 26.1 – c 704
2003-07-05 09:05:35 C 23 30 06.39 +20 13 27.4 – c 704
2003-07-05 09:19:58 C 23 30 06.77 +20 13 34.4 – c 704
2003-07-05 09:34:24 C 23 30 07.12 +20 13 40.9 – c 704
2003-07-05 09:48:44 C 23 30 07.37 +20 13 49.2 – c 704