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
2018-01-04 20:47:56 C 02 19 09.45 +14 22 37.1 q J22
2018-01-09 19:19:07 C 02 20 39.53 +14 26 57.1 q J43
2018-01-09 19:31:42 C 02 20 39.70 +14 26 57.8 q J43
2018-01-09 19:44:17 C 02 20 39.87 +14 26 58.4 q J43
2018-01-09 19:56:51 C 02 20 40.07 +14 26 59.0 q J43
2018-01-11 18:54:23 C 02 21 23.21 +14 29 20.1 q A77
2018-01-11 19:15:08 C 02 21 23.55 +14 29 22.8 q A77
2018-01-11 19:54:25 C 02 21 24.07 +14 29 23.5 q A77
2018-01-12 07:12:51 C 02 21 35.115 +14 30 01.73 U F51
2018-01-12 07:28:15 C 02 21 35.342 +14 30 02.56 U F51
2018-01-12 07:43:40 C 02 21 35.605 +14 30 03.40 U F51
2018-01-12 12:27:46 C 02 21 40.21 +14 30 19.9 q D95
2018-01-12 12:33:55 C 02 21 40.37 +14 30 19.7 q D95
2018-01-12 12:46:14 C 02 21 40.48 +14 30 19.8 q D95
2018-01-13 07:30:06 C 02 21 59.61 +14 31 27.1 U T05
2018-01-13 07:42:55 C 02 21 59.71 +14 31 27.6 U T05
2018-01-13 07:57:57 C 02 22 00.07 +14 31 28.9 U T05
2018-01-13 08:12:52 C 02 22 00.28 +14 31 28.7 U T05
2018-01-14 02:32:26 C 02 22 19.63 +14 32 35.9 U G96
2018-01-14 02:40:32 C 02 22 19.75 +14 32 36.3 U G96
2018-01-14 02:48:40 C 02 22 19.87 +14 32 37.1 U G96
2018-01-14 02:56:46 C 02 22 20.04 +14 32 37.5 U G96
2018-01-14 10:39:37 C 02 22 28.35 +14 33 05.8 m 349
2018-01-14 11:10:58 C 02 22 28.88 +14 33 08.2 m 349
2018-01-14 12:29:32 C 02 22 30.18 +14 33 13.8 q Q11
2018-01-14 12:38:15 C 02 22 30.31 +14 33 14.2 q Q11
2018-01-14 12:46:58 C 02 22 30.47 +14 33 14.4 q Q11
2018-02-05 03:42:25 C 02 35 39.50 +15 24 53.7 U 703
2018-02-05 03:50:02 C 02 35 39.79 +15 24 54.4 U 703
2018-02-05 03:57:39 C 02 35 40.01 +15 24 56.9 U 703
2018-02-05 04:05:16 C 02 35 40.30 +15 24 57.4 U 703
2018-02-06 19:49:51 C 02 36 57.68 +15 30 10.9 q 585
2018-02-06 19:50:52 C 02 36 57.83 +15 30 10.9 q 585
2018-02-06 19:51:54 C 02 36 57.84 +15 30 11.8 q 585
2018-02-06 19:52:55 C 02 36 57.92 +15 30 12.4 q 585
2018-02-06 19:54:27 C 02 36 57.94 +15 30 12.6 q 585
2018-02-08 03:44:33 C 02 38 01.42 +15 34 30.7 U 703
2018-02-08 03:52:43 C 02 38 01.77 +15 34 31.9 U 703
2018-02-08 04:00:53 C 02 38 02.12 +15 34 32.4 U 703
2018-02-08 04:09:03 C 02 38 02.35 +15 34 31.9 U 703
2018-02-13 22:07:39 C 02 42 53.61 +15 54 14.4 q J22
2018-02-13 22:32:12 C 02 42 54.69 +15 54 19.3 q J22
2018-02-17 19:22:22 C 02 46 24.47 +16 08 20.5 q C23
2018-02-17 19:38:00 C 02 46 25.10 +16 08 21.3 q C23
2018-02-18 12:07:55 C 02 47 03.43 +16 10 55.8 q Q11
2018-02-18 12:18:42 C 02 47 03.84 +16 10 57.3 q Q11
2018-02-23 10:12:31 C 02 51 47.39 +16 29 44.7 q Q11
2018-02-23 10:38:09 C 02 51 48.41 +16 29 48.8 q Q11
2018-03-11 11:08:50 C 03 08 53.48 +17 35 04.4 q Q11
2018-03-11 11:21:37 C 03 08 54.09 +17 35 06.7 q Q11