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
2017-04-06 10:39:13 C 11 41 16.64 -22 09 55.4 – L T08
2017-04-07 10:57:39 C 11 40 34.39 -21 57 53.2 – u 423
2017-04-07 11:36:07 C 11 40 33.24 -21 57 34.2 – u 423
2017-04-08 10:05:45 C 11 39 55.13 -21 46 37.8 – L T05
2017-04-08 10:28:23 C 11 39 54.33 -21 46 24.5 – L T05
2017-04-08 11:15:01 C 11 39 53.20 -21 46 01.8 – L T05
2017-04-08 11:38:19 C 11 39 52.45 -21 45 49.5 – L T05
2017-04-14 12:33:45 C 11 36 20.04 -20 34 38.4 – q Q60
2017-04-14 12:42:56 C 11 36 19.83 -20 34 35.6 – q Q60
2017-04-14 12:51:56 C 11 36 19.56 -20 34 29.4 – q Q60
2017-04-14 16:38:07 C 11 36 14.57 -20 32 40.0 – q Q68
2017-04-14 16:58:58 C 11 36 14.12 -20 32 29.9 – q Q68
2017-04-16 09:52:36 C 11 35 24.70 -20 12 49.0 – L T05
2017-04-16 10:13:34 C 11 35 24.38 -20 12 38.5 – L T05
2017-04-16 10:34:31 C 11 35 23.98 -20 12 28.0 – L T05
2017-04-16 10:56:15 C 11 35 23.42 -20 12 18.1 – L T05
2017-04-19 02:43:56 C 11 34 15.62 -19 41 48.0 – o W92
2017-04-19 02:59:19 C 11 34 15.38 -19 41 40.2 – o W92
2017-04-19 03:22:21 C 11 34 14.97 -19 41 29.2 – o W92
2017-04-20 05:43:11 C 11 33 50.17 -19 29 12.6 – q 703
2017-04-20 05:50:41 C 11 33 50.04 -19 29 07.7 – q 703
2017-04-20 05:57:00 C 11 33 49.98 -19 29 06.0 – q 703
2017-04-20 06:03:19 C 11 33 49.81 -19 29 03.1 – q 703
2017-04-20 13:24:09 C 11 33 43.11 -19 25 31.8 – q Q68
2017-04-20 13:33:01 C 11 33 42.96 -19 25 27.5 – q Q68
2017-04-21 20:16:29 C 11 33 17.20 -19 11 18.8 – q 215
2017-04-21 20:18:28 C 11 33 17.18 -19 11 17.7 – q 215
2017-04-21 20:20:27 C 11 33 17.14 -19 11 16.4 – q 215
2017-04-25 17:42:46 C 11 32 13.93 -18 29 10.2 – q C97
2017-04-25 17:47:07 C 11 32 13.93 -18 29 08.1 – q C97
2017-04-25 17:51:28 C 11 32 13.68 -18 29 06.9 – q C97
2017-04-27 12:30:57 C 11 31 52.90 -18 10 33.9 – u 367
2017-04-27 12:35:02 C 11 31 52.85 -18 10 32.5 – u 367
2017-04-27 13:41:12 C 11 31 52.24 -18 09 58.0 – q Q65
2017-04-27 13:53:45 C 11 31 52.16 -18 09 52.8 – q Q65
2017-04-27 14:02:38 C 11 31 52.07 -18 09 48.8 – q Q65
2017-04-27 14:14:19 C 11 31 52.02 -18 09 42.6 – q Q65
2017-04-27 14:25:48 C 11 31 51.85 -18 09 38.5 – q Q65
2017-04-28 08:49:05 C 11 31 44.54 -18 01 53.1 – L T05
2017-04-28 09:11:45 C 11 31 44.40 -18 01 43.2 – L T05
2017-04-28 09:34:31 C 11 31 44.20 -18 01 33.1 – L T05
2017-04-28 09:56:43 C 11 31 44.06 -18 01 23.9 – L T05
2017-04-28 10:09:22 C 11 31 44.05 -18 01 13.6 – q E94
2017-04-28 10:30:44 C 11 31 43.89 -18 01 03.9 – q E94
2017-04-28 10:54:46 C 11 31 43.72 -18 00 54.7 – q E94
2017-04-28 10:59:53 C 11 31 43.81 -18 00 53.2 – q Q68
2017-04-28 11:39:21 C 11 31 43.56 -18 00 36.4 – q Q68
2017-04-29 08:43:12 C 11 31 36.45 -17 51 43.9 – q Q68
2017-04-29 09:15:34 C 11 31 36.21 -17 51 30.6 – q Q68
2017-04-29 11:51:18 C 11 31 35.26 -17 50 30.7 – q Q11