311P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2017-07-27 (JD 2457961.5)
Eccentricity (e)0.1156465709 ± 1.32e-07
Semi-major axis (a)2.1886928320 AU ± 2.71e-08
Inclination (i)4.96658171° ± 1.26e-05
Long. of Asc. Node (Ω)279.25802401° ± 2.09e-04
Arg. of Perihelion (ω)143.98682684° ± 2.48e-04
Mean Anomaly (M)4.97792663° ± 1.19e-04
Mean Motion (n)0.3043875258°/day ± 5.65e-09
Perihelion dist (q)1.93557801 AU ± 2.89e-07
Aphelion dist (Q)2.44180765 AU ± 2.90e-07
Orbital Period3.23806398 yr ± 6.01e-08
Orbit Solution
SourceJPL
Solution Date2026-07-28 14:12:27
RMS Residual0.363″
Uncertainty0
Orbit TypeEncke-type Comet
MOID0.950420 AU
Observations Used278
Oppositions
Arc Total2005-2026
First Observation Used
Last Observation Used2026-07-22
Observations (277)
Date Type RA Dec Mag Band Observatory
2021-01-08 15:00:10 C 06 03 02.72 +23 25 09.6 q Q11
2021-01-08 15:09:23 C 06 03 02.33 +23 25 08.1 q Q11
2021-01-08 15:16:17 C 06 03 02.02 +23 25 07.1 q Q11
2021-01-18 03:24:25 C 05 55 14.46 +22 50 54.7 V G96
2021-01-18 03:32:26 C 05 55 14.23 +22 50 53.6 V G96
2021-01-18 03:40:28 C 05 55 13.99 +22 50 52.4 V G96
2021-01-18 03:48:29 C 05 55 13.76 +22 50 51.5 V G96
2023-09-15 11:37:32 C 02 47 34.522 +24 20 15.36 X F52
2023-09-15 11:54:08 C 02 47 34.699 +24 20 17.97 X F52
2023-09-15 12:10:56 C 02 47 34.892 +24 20 21.41 X F52
2023-09-15 12:28:02 C 02 47 35.054 +24 20 24.13 X F52
2023-09-17 07:02:24 C 02 48 03.54 +24 27 17.8 X W62
2023-09-17 07:33:01 C 02 48 03.80 +24 27 21.9 X W62
2023-09-17 08:03:38 C 02 48 04.04 +24 27 26.5 X W62
2023-10-06 13:07:28 C 02 45 49.956 +25 02 49.19 X F51
2023-10-06 13:25:27 C 02 45 49.559 +25 02 49.07 X F51
2023-10-06 13:43:21 C 02 45 49.161 +25 02 48.61 X F51
2023-10-08 13:15:16 C 02 44 48.709 +25 01 42.15 X F52
2023-10-08 13:32:02 C 02 44 48.292 +25 01 41.38 X F52
2023-10-08 13:48:45 C 02 44 47.884 +25 01 40.93 X F52
2023-10-10 08:04:52 C 02 43 47.424 +24 59 48.80 V G96
2023-10-10 08:12:18 C 02 43 47.226 +24 59 48.52 V G96
2023-10-10 08:19:43 C 02 43 46.988 +24 59 48.01 V G96
2023-10-10 08:27:09 C 02 43 46.816 +24 59 47.87 V G96
2023-10-11 20:15:18 C 02 42 50.62 +24 57 31.9 q 215
2023-10-11 20:18:05 C 02 42 50.53 +24 57 32.3 q 215
2023-10-11 20:20:52 C 02 42 50.44 +24 57 32.0 q 215
2023-10-12 09:41:24 C 02 42 28.221 +24 56 39.16 X F52
2023-10-12 09:59:51 C 02 42 27.648 +24 56 38.09 X F52
2023-10-12 10:18:26 C 02 42 27.092 +24 56 36.53 X F52
2023-10-14 09:56:50 C 02 41 03.052 +24 52 28.43 X F52
2023-10-14 10:13:44 C 02 41 02.485 +24 52 26.93 X F52
2023-10-14 10:30:41 C 02 41 01.922 +24 52 25.39 X F52
2023-10-14 10:47:31 C 02 41 01.371 +24 52 23.71 X F52
2023-10-16 07:36:08 C 02 39 35.723 +24 47 30.37 V V00
2023-10-16 07:44:04 C 02 39 35.442 +24 47 29.47 V V00
2023-10-16 07:51:59 C 02 39 35.168 +24 47 28.39 V V00
2023-10-16 07:59:55 C 02 39 34.888 +24 47 27.64 V V00
2023-10-16 09:07:56 C 02 39 32.922 +24 47 20.57 X F52
2023-10-16 09:23:34 C 02 39 32.358 +24 47 18.78 X F52
2023-10-16 09:39:13 C 02 39 31.821 +24 47 16.89 X F52
2023-10-23 06:52:56 C 02 33 29.729 +24 21 16.27 V G96
2023-10-23 07:00:19 C 02 33 29.387 +24 21 14.58 V G96
2023-10-23 07:07:45 C 02 33 29.084 +24 21 12.92 V G96
2023-10-23 07:15:08 C 02 33 28.768 +24 21 11.99 V G96
2023-11-03 09:03:55 C 02 22 20.780 +23 15 43.20 V G96
2023-11-03 09:11:24 C 02 22 20.442 +23 15 40.90 V G96
2023-11-03 09:18:53 C 02 22 20.111 +23 15 37.62 V G96
2023-11-03 09:26:23 C 02 22 19.780 +23 15 36.32 V G96
2023-11-03 11:08:25 C 02 22 15.544 +23 15 08.29 X F52