169P

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2010-01-16 (JD 2455212.5)
Eccentricity (e)0.7667938346 ± 1.58e-08
Semi-major axis (a)2.6060349684 AU ± 9.57e-09
Inclination (i)11.30020552° ± 7.33e-06
Long. of Asc. Node (Ω)176.18525528° ± 3.87e-05
Arg. of Perihelion (ω)217.96387172° ± 3.86e-05
Mean Anomaly (M)10.93979407° ± 1.87e-06
Mean Motion (n)0.2342791909°/day ± 1.29e-09
Perihelion dist (q)0.60774342 AU ± 4.11e-08
Aphelion dist (Q)4.60432652 AU ± 4.44e-08
Orbital Period4.20705859 yr ± 2.32e-08
Orbit Solution
SourceJPL
Solution Date2026-05-22 14:12:31
RMS Residual0.507″
Uncertainty0
Orbit TypeJupiter-family Comet
MOID0.142905 AU
Observations Used1348
Oppositions
Arc Total1989-2026
First Observation Used
Last Observation Used2026-05-22
Observations (1427)
Date Type RA Dec Mag Band Observatory
1989-03-07 03:18:00 08 17 58.24 +07 28 47.5 c 261
1989-03-07 04:48:00 08 18 01.65 +07 30 00.5 c 261
1998-04-03 08:23:29 C 12 37 14.67 +00 02 45.2 691
1998-04-03 08:54:04 C 12 37 13.42 +00 02 54.4 691
1998-04-03 09:24:27 C 12 37 12.17 +00 03 04.0 691
2002-03-15 06:28:39 C 12 19 20.62 -00 28 06.9 644
2002-03-15 08:09:10 C 12 19 15.71 -00 27 26.8 644
2002-03-15 09:39:16 C 12 19 11.30 -00 26 50.4 644
2002-03-16 07:47:28 C 12 18 07.64 -00 17 57.9 c 704
2002-03-16 08:06:58 C 12 18 06.69 -00 17 49.4 c 704
2002-03-16 08:26:29 C 12 18 05.77 -00 17 42.4 c 704
2002-03-16 08:45:58 C 12 18 04.79 -00 17 35.6 c 704
2002-03-17 06:37:22 C 12 17 02.12 -00 08 52.0 d 691
2002-03-17 07:39:47 C 12 16 59.07 -00 08 26.8 d 691
2002-03-17 08:10:21 C 12 16 57.55 -00 08 15.2 d 691
2002-03-17 12:08:24 C 12 16 46.36 -00 06 35.0 m 422
2002-03-18 07:12:49 C 12 15 51.49 +00 00 55.9 c 651
2002-03-18 07:19:03 C 12 15 51.03 +00 00 57.7 c 651
2002-03-18 07:24:57 C 12 15 50.84 +00 00 59.7 c 651
2002-03-18 23:03:33 C 12 15 05.96 +00 07 11.2 c 246
2002-03-18 23:06:37 C 12 15 05.90 +00 07 12.0 c 246
2002-03-18 23:09:27 C 12 15 05.73 +00 07 14.1 c 246
2002-03-18 23:12:13 C 12 15 05.56 +00 07 14.2 c 246
2002-03-18 23:14:48 C 12 15 05.33 +00 07 16.1 c 246
2002-03-19 22:36:02 C 12 13 58.54 +00 16 27.2 d 557
2002-03-19 22:39:12 C 12 13 58.49 +00 16 28.9 d 557
2002-03-19 22:42:23 C 12 13 58.20 +00 16 29.0 d 557
2002-03-20 08:43:03 C 12 13 29.59 +00 20 29.4 c 704
2002-03-20 09:00:05 C 12 13 28.80 +00 20 36.0 c 704
2002-03-20 09:17:40 C 12 13 27.95 +00 20 42.5 c 704
2002-03-20 09:36:47 C 12 13 26.99 +00 20 49.8 c 704
2002-03-20 10:17:43 C 12 13 25.05 +00 21 06.6 644
2002-03-20 10:36:49 C 12 13 24.10 +00 21 14.1 644
2002-03-20 10:56:01 C 12 13 23.18 +00 21 21.7 644
2002-04-01 21:55:35 C 11 59 48.09 +02 12 21.9 c 246
2002-04-01 21:57:54 C 11 59 48.05 +02 12 22.0 c 246
2002-04-01 22:00:14 C 11 59 48.03 +02 12 23.6 c 246
2002-04-01 22:02:29 C 11 59 47.86 +02 12 24.2 c 246
2002-04-01 22:04:50 C 11 59 47.69 +02 12 25.0 c 246
2002-04-01 23:25:35 C 11 59 44.26 +02 12 52.6 c 966
2002-04-01 23:56:13 C 11 59 43.02 +02 13 03.1 c 966
2002-04-02 07:08:36 C 11 59 24.80 +02 15 31.6 c 658
2002-04-02 07:13:09 C 11 59 24.51 +02 15 32.6 c 658
2002-04-02 07:17:43 C 11 59 24.35 +02 15 33.6 c 658
2002-04-02 13:09:54 C 11 59 09.57 +02 17 39.6 m 413
2002-04-02 13:13:12 C 11 59 09.36 +02 17 40.7 m 413
2002-04-02 13:16:32 C 11 59 09.24 +02 17 41.1 m 413
2002-04-02 13:25:14 C 11 59 08.86 +02 17 42.8 341
2002-04-03 13:40:07 C 11 58 08.11 +02 25 53.7 c 413
2002-04-03 13:43:05 C 11 58 07.99 +02 25 54.8 c 413