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
2009-09-18 12:47:23 C 16 16 54.02 -10 34 40.3 v D25
2009-10-08 09:37:19 C 16 47 26.25 -14 14 45.6 r E12
2009-11-09 23:55:57 C 18 06 24.31 -21 36 37.5 o I10
2009-11-09 23:58:16 C 18 06 24.63 -21 36 39.5 o I10
2009-11-10 00:00:30 C 18 06 24.84 -21 36 40.3 o I10
2009-11-15 08:54:00 C 18 21 51.48 -23 14 43.1 m 349
2009-11-15 08:55:45 C 18 21 51.61 -23 14 45.4 m 349
2009-11-19 18:56:51 C 18 34 19.73 -24 48 03.5 w J47
2009-11-19 19:09:55 C 18 34 21.21 -24 48 16.0 w J47
2009-11-19 19:16:05 C 18 34 21.90 -24 48 21.2 w J47
2009-11-20 17:40:59 C 18 36 55.49 -25 10 03.2 w B74
2009-11-20 17:46:50 C 18 36 56.09 -25 10 09.3 w B74
2009-11-20 17:53:22 C 18 36 56.62 -25 10 15.9 w B74
2009-11-21 08:57:52 C 18 38 38.84 -25 25 12.2 o D92
2009-11-21 09:02:09 C 18 38 39.27 -25 25 16.2 o D92
2009-11-21 09:05:24 C 18 38 39.60 -25 25 19.0 o D92
2009-11-21 17:04:39 C 18 39 33.31 -25 33 25.1 o A77
2009-11-21 17:12:02 C 18 39 34.25 -25 33 28.9 o A77
2009-11-21 17:16:54 C 18 39 34.48 -25 33 36.7 o A77
2009-11-22 00:25:32 C 18 40 21.65 -25 40 43.1 v I10
2009-11-22 00:28:29 C 18 40 22.19 -25 40 48.8 v I10
2009-11-22 00:30:44 C 18 40 22.52 -25 40 51.3 v I10
2009-11-23 08:44:09 C 18 43 53.40 -26 15 12.3 m 349
2009-11-23 08:46:58 C 18 43 53.68 -26 15 14.9 m 349
2009-11-23 08:49:48 C 18 43 54.00 -26 15 18.4 m 349
2009-11-23 08:52:35 C 18 43 54.32 -26 15 20.9 m 349
2009-11-25 08:23:51 C 18 48 51.90 -27 09 16.3 o D92
2009-11-25 08:28:14 C 18 48 52.32 -27 09 20.9 o D92
2009-11-25 08:29:06 C 18 48 52.40 -27 09 21.9 o D92
2009-11-25 18:52:33 C 18 49 54.84 -27 21 44.8 w J47
2009-11-25 18:54:28 C 18 49 55.02 -27 21 47.2 w J47
2009-11-25 18:57:48 C 18 49 55.36 -27 21 50.8 w J47
2009-11-25 19:05:14 C 18 49 56.08 -27 21 59.6 w J47
2009-11-28 19:05:06 C 18 56 40.64 -28 54 41.0 w J47
2009-11-28 19:09:18 C 18 56 40.72 -28 54 42.6 w J47
2009-11-28 19:10:11 C 18 56 40.90 -28 54 43.9 w J47
2009-11-28 19:13:46 C 18 56 41.37 -28 54 48.2 w J47
2010-01-05 16:24:04 C 14 46 00.40 -71 37 37.2 D90
2010-01-05 16:28:37 C 14 45 53.28 -71 37 39.2 D90
2010-01-05 16:33:16 C 14 45 46.00 -71 37 41.3 D90
2010-01-07 15:02:00 C 13 33 01.55 -70 57 32.0 c D90
2010-01-07 15:35:20 C 13 32 10.92 -70 56 29.6 c D90
2010-01-07 15:38:42 C 13 32 05.66 -70 56 22.7 c D90
2010-01-08 13:56:49 C 12 59 26.35 -69 58 57.4 u 415
2010-01-08 13:59:31 C 12 59 22.62 -69 58 49.7 u 415
2010-01-08 14:10:45 C 12 59 06.74 -69 58 16.5 u 415
2010-01-08 14:24:06 C 12 58 48.08 -69 57 37.1 u 415
2010-01-08 15:40:58 C 12 56 59.82 -69 53 48.1 u 415
2010-01-08 16:25:53 C 12 55 56.64 -69 51 31.5 u 415
2010-01-08 16:37:51 C 12 55 39.61 -69 50 56.1 r 423