Gehrels 2 (78P)

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2016-01-21 (JD 2457408.5)
Eccentricity (e)0.4611833286 ± 9.95e-08
Semi-major axis (a)3.7374830666 AU ± 6.30e-08
Inclination (i)6.25032147° ± 4.77e-06
Long. of Asc. Node (Ω)210.55899221° ± 3.97e-05
Arg. of Perihelion (ω)192.73377389° ± 4.80e-05
Mean Anomaly (M)200.64643491° ± 1.31e-05
Mean Motion (n)0.1364065495°/day ± 3.45e-09
Perihelion dist (q)2.01381819 AU ± 3.73e-07
Aphelion dist (Q)5.46114795 AU ± 3.83e-07
Orbital Period7.22565219 yr ± 1.83e-07
Orbit Solution
SourceJPL
Solution Date2026-03-07 15:22:14
RMS Residual0.611″
Uncertainty0
Orbit TypeJupiter-family Comet
MOID1.022970 AU
Observations Used6064
Oppositions—
Arc Total2011-2026
First Observation Used—
Last Observation Used2026-01-25
Observations (8697)
Date Type RA Dec Mag Band Observatory
2011-09-22 05:32:30 C 23 49 26.61 +05 21 59.92 – o 829
2011-09-22 06:43:45 C 23 49 24.88 +05 21 31.4 – t H47
2011-09-22 07:04:22 C 23 49 24.34 +05 21 25.2 – t H47
2011-09-22 07:34:49 C 23 49 23.56 +05 21 16.1 – t H47
2011-09-22 21:19:45 C 23 49 03.85 +05 17 05.9 – u 160
2011-09-22 21:22:37 C 23 49 03.77 +05 17 04.9 – u 160
2011-09-22 21:25:30 C 23 49 03.70 +05 17 04.1 – u 160
2011-09-22 21:33:14 C 23 49 03.44 +05 17 01.3 – u 235
2011-09-22 21:49:33 C 23 49 03.02 +05 16 56.4 – u 235
2011-09-22 22:26:35 C 23 49 02.21 +05 16 45.1 – w J38
2011-09-22 22:28:39 C 23 49 02.15 +05 16 44.7 – w J38
2011-09-22 22:36:56 C 23 49 01.94 +05 16 42.2 – w J38
2011-09-23 00:05:20 C 23 48 59.63 +05 16 15.5 – u 958
2011-09-23 00:15:49 C 23 48 59.33 +05 16 12.0 – u 958
2011-09-23 00:27:26 C 23 48 59.03 +05 16 08.7 – u 958
2011-09-23 00:38:52 C 23 48 58.79 +05 16 05.0 – u 958
2011-09-23 16:14:53 C 23 48 35.84 +05 11 20.3 – u 379
2011-09-23 16:20:14 C 23 48 35.70 +05 11 18.3 – u 379
2011-09-23 16:25:54 C 23 48 35.59 +05 11 16.7 – u 379
2011-09-23 16:28:35 C 23 48 35.52 +05 11 15.9 – u 379
2011-09-23 16:36:53 C 23 48 35.28 +05 11 13.3 – u 379
2011-09-23 16:39:33 C 23 48 35.24 +05 11 12.4 – u 379
2011-09-23 16:42:14 C 23 48 35.15 +05 11 11.6 – u 379
2011-09-23 17:17:58 C 23 48 34.25 +05 11 00.4 – u 900
2011-09-23 17:28:31 C 23 48 33.98 +05 10 57.1 – u 900
2011-09-23 20:33:29 C 23 48 29.92 +05 09 59.2 – R 235
2011-09-23 20:44:03 C 23 48 29.66 +05 09 54.2 – R 235
2011-09-23 20:55:57 C 23 48 29.36 +05 09 52.3 – R 235
2011-09-23 21:44:51 C 23 48 28.14 +05 09 36.7 – u C23
2011-09-23 21:46:55 C 23 48 28.07 +05 09 36.1 – u C23
2011-09-23 21:49:01 C 23 48 28.03 +05 09 35.5 – u C23
2011-09-23 21:51:05 C 23 48 27.98 +05 09 35.3 – u C23
2011-09-23 21:53:09 C 23 48 27.95 +05 09 34.2 – u C23
2011-09-23 21:55:15 C 23 48 27.86 +05 09 33.6 – u C23
2011-09-23 21:57:19 C 23 48 27.81 +05 09 32.9 – u C23
2011-09-23 22:27:17 C 23 48 27.04 +05 09 23.7 – u C23
2011-09-23 22:31:57 C 23 48 26.93 +05 09 22.2 – u C23
2011-09-23 22:34:01 C 23 48 26.87 +05 09 21.6 – u C23
2011-09-23 22:36:06 C 23 48 26.81 +05 09 21.0 – u C23
2011-09-23 22:38:11 C 23 48 26.77 +05 09 20.4 – u C23
2011-09-23 22:40:16 C 23 48 26.70 +05 09 19.7 – u C23
2011-09-24 00:02:57 C 23 48 24.57 +05 08 53.4 – u C28
2011-09-24 00:06:14 C 23 48 24.49 +05 08 53.6 – o C10
2011-09-24 00:21:47 C 23 48 24.09 +05 08 48.7 – o C10
2011-09-24 00:34:32 C 23 48 23.75 +05 08 44.0 – u C28
2011-09-24 00:36:31 C 23 48 23.72 +05 08 44.3 – o C10
2011-09-24 00:40:21 C 23 48 23.63 +05 08 43.3 – o C60
2011-09-24 00:41:31 C 23 48 23.61 +05 08 42.9 – o C60
2011-09-24 00:42:41 C 23 48 23.59 +05 08 42.6 – o C60
2011-09-24 00:43:50 C 23 48 23.52 +05 08 41.9 – o C60