139P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2011-03-18 (JD 2455638.5)
Eccentricity (e)0.2475621026 ± 1.73e-07
Semi-major axis (a)4.5231196176 AU ± 8.22e-08
Inclination (i)2.32907670° ± 1.83e-05
Long. of Asc. Node (Ω)242.35794083° ± 3.27e-04
Arg. of Perihelion (ω)165.79103526° ± 3.33e-04
Mean Anomaly (M)108.73049424° ± 4.96e-05
Mean Motion (n)0.1024582572°/day ± 2.79e-09
Perihelion dist (q)3.40336661 AU ± 7.84e-07
Aphelion dist (Q)5.64287262 AU ± 7.89e-07
Orbital Period9.61978381 yr ± 2.62e-07
Orbit Solution
SourceJPL
Solution Date2026-07-28 14:32:31
RMS Residual0.705″
Uncertainty0
Orbit TypeJupiter-family Comet
MOID2.414270 AU
Observations Used564
Oppositions
Arc Total1939-2026
First Observation Used
Last Observation Used2026-07-26
Observations (581)
Date Type RA Dec Mag Band Observatory
2009-02-01 19:56:33 C 05 36 25.94 +21 42 31.8 c B42
2009-02-17 20:56:19 C 05 36 31.26 +21 43 04.4 w B82
2009-02-17 21:06:27 C 05 36 31.48 +21 43 06.6 w B82
2009-02-17 21:26:40 C 05 36 31.55 +21 43 07.4 w B82
2009-02-17 21:36:48 C 05 36 31.61 +21 43 08.4 w B82
2009-02-19 05:37:02 C 05 36 45.86 +21 43 20.2 o 291
2009-02-19 05:52:58 C 05 36 46.02 +21 43 20.3 o 291
2009-02-19 06:11:55 C 05 36 46.09 +21 43 20.2 o 291
2009-03-21 04:59:32 C 05 50 27.05 +21 51 37.1 o 291
2009-03-21 05:07:58 C 05 50 27.28 +21 51 37.6 o 291
2009-03-21 05:16:50 C 05 50 27.50 +21 51 37.4 o 291
2016-07-06 17:44:45 C 22 42 04.57 -05 13 48.5 q Q21
2016-07-06 17:47:47 C 22 42 04.90 -05 13 45.8 q Q21
2016-08-27 22:53:14 C 22 21 51.51 -06 51 24.3 q A77
2016-08-27 23:49:43 C 22 21 50.09 -06 51 33.1 q A77
2016-08-28 04:43:40 C 22 21 43.05 -06 52 14.5 q G96
2016-08-28 04:52:09 C 22 21 42.82 -06 52 15.9 q G96
2016-08-28 05:00:38 C 22 21 42.63 -06 52 16.1 q G96
2016-08-28 05:09:15 C 22 21 42.35 -06 52 17.0 q G96
2016-10-30 18:19:49 C 22 02 25.01 -09 13 27.2 d A77
2016-10-30 19:08:39 C 22 02 25.20 -09 13 27.2 d A77
2016-10-30 19:57:31 C 22 02 25.63 -09 13 27.0 d A77
2016-12-18 17:55:01 C 22 28 00.02 -07 22 17.7 d A77
2016-12-18 18:30:29 C 22 28 01.16 -07 22 11.4 d A77
2016-12-18 19:05:56 C 22 28 02.32 -07 22 05.3 d A77
2017-07-23 19:16:25 C 02 32 02.54 +16 27 00.8 v Q62
2017-07-23 19:21:06 C 02 32 02.72 +16 27 01.7 v Q62
2017-08-18 01:03:31 C 02 49 15.27 +17 45 55.4 q 160
2017-08-18 01:06:55 C 02 49 15.32 +17 45 55.7 q 160
2017-08-18 01:10:19 C 02 49 15.41 +17 45 57.1 q 160
2017-08-22 07:53:46 C 02 51 17.25 +17 54 52.5 q W96
2017-08-22 08:31:54 C 02 51 18.08 +17 54 54.1 q W96
2017-08-24 02:06:46 C 02 52 02.41 +17 58 03.5 q 160
2017-08-24 02:09:46 C 02 52 02.46 +17 58 03.3 q 160
2017-08-24 02:12:46 C 02 52 02.51 +17 58 03.4 q 160
2017-08-25 05:34:24 C 02 52 29.84 +18 00 02.0 q J22
2017-08-25 05:37:11 C 02 52 29.86 +18 00 02.9 q J22
2017-08-25 05:39:57 C 02 52 29.90 +18 00 02.9 q J22
2017-08-30 01:00:55 C 02 54 11.23 +18 07 08.7 q I81
2017-08-30 01:07:04 C 02 54 11.31 +18 07 09.1 q I81
2017-08-30 01:13:14 C 02 54 11.40 +18 07 09.4 q I81
2017-09-02 02:37:51 C 02 55 03.08 +18 10 44.9 q A77
2017-09-02 03:01:48 C 02 55 03.35 +18 10 46.5 q A77
2017-09-02 03:25:45 C 02 55 03.57 +18 10 47.5 q A77
2017-09-27 05:35:58 C 02 55 28.07 +18 09 41.2 q J22
2017-09-27 05:42:16 C 02 55 28.00 +18 09 42.2 q J22
2017-09-27 06:00:49 C 02 55 27.79 +18 09 42.8 q J22
2017-09-28 15:00:37 C 02 55 08.43 +18 07 59.6 q Q11
2017-09-28 15:09:19 C 02 55 08.32 +18 07 58.9 q Q11
2017-09-28 15:18:02 C 02 55 08.21 +18 07 59.8 q Q11