427P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2017-11-22 (JD 2458079.5)
Eccentricity (e)0.3130446325 ± 1.83e-06
Semi-major axis (a)3.1708372050 AU ± 2.41e-05
Inclination (i)11.84936299° ± 1.25e-04
Long. of Asc. Node (Ω)252.39103142° ± 5.03e-04
Arg. of Perihelion (ω)99.94425305° ± 2.60e-03
Mean Anomaly (M)20.41930293° ± 1.19e-03
Mean Motion (n)0.1745593660°/day ± 1.99e-06
Perihelion dist (q)2.17822364 AU ± 1.76e-05
Aphelion dist (Q)4.16345077 AU ± 3.22e-05
Orbital Period5.64636723 yr ± 6.45e-05
Orbit Solution
SourceJPL
Solution Date2026-06-09 11:12:48
RMS Residual0.522″
Uncertainty3
Orbit TypeEncke-type Comet
MOID1.210010 AU
Observations Used442
Oppositions
Arc Total2017-2021
First Observation Used
Last Observation Used2021-06-13
Observations (446)
Date Type RA Dec Mag Band Observatory
2017-11-27 03:15:18 C 00 37 11.23 +16 00 14.5 U 703
2017-11-27 03:30:42 C 00 37 11.67 +16 00 10.2 U 703
2017-11-27 03:38:27 C 00 37 11.77 +16 00 07.9 U 703
2017-12-06 17:51:16 C 00 42 30.68 +15 05 54.6 q B74
2017-12-06 18:03:03 C 00 42 30.99 +15 05 52.3 q B74
2017-12-06 18:16:22 C 00 42 31.36 +15 05 49.9 q B74
2017-12-07 19:54:32 C 00 43 14.69 +15 01 01.3 u J43
2017-12-07 20:04:38 C 00 43 15.01 +15 00 59.4 u J43
2017-12-07 20:14:43 C 00 43 15.29 +15 00 57.8 u J43
2017-12-07 20:24:45 C 00 43 15.57 +15 00 55.7 u J43
2017-12-08 05:21:36 C 00 43 30.95 +14 59 17.9 U 703
2017-12-08 05:29:20 C 00 43 31.22 +14 59 16.5 U 703
2017-12-08 05:37:05 C 00 43 31.52 +14 59 17.0 U 703
2017-12-08 05:44:49 C 00 43 31.72 +14 59 15.4 U 703
2017-12-09 13:52:41 C 00 44 28.94 +14 53 37.7 m 349
2017-12-09 14:17:40 C 00 44 29.68 +14 53 33.1 m 349
2017-12-11 11:19:12 C 00 45 54.15 +14 46 21.4 q D29
2017-12-11 11:42:06 C 00 45 54.77 +14 46 17.0 q D29
2017-12-11 12:05:00 C 00 45 55.51 +14 46 13.3 q D29
2017-12-14 03:06:47 C 00 48 00.96 +14 37 21.0 U 703
2017-12-14 03:14:27 C 00 48 01.18 +14 37 20.2 U 703
2017-12-14 03:22:07 C 00 48 01.48 +14 37 20.2 U 703
2017-12-14 03:29:47 C 00 48 01.66 +14 37 18.2 U 703
2017-12-18 12:55:23 C 00 51 49.65 +14 25 31.1 q Q11
2017-12-18 13:04:06 C 00 51 49.97 +14 25 30.0 q Q11
2017-12-18 13:12:49 C 00 51 50.28 +14 25 29.2 q Q11
2017-12-20 10:58:44 C 00 53 36.34 +14 21 33.4 q Q11
2017-12-20 11:11:33 C 00 53 36.74 +14 21 32.1 q Q11
2017-12-20 11:37:11 C 00 53 37.78 +14 21 29.8 q Q11
2017-12-21 11:42:20 C 00 54 35.12 +14 19 41.2 u D81
2017-12-21 11:45:05 C 00 54 35.25 +14 19 40.8 u D81
2017-12-21 11:50:34 C 00 54 35.42 +14 19 41.9 u D81
2018-01-06 01:25:24 C 01 11 29.38 +14 13 44.2 v H06
2018-01-06 01:28:50 C 01 11 29.57 +14 13 44.2 v H06
2018-01-18 11:34:04 C 01 27 17.35 +14 33 30.5 q Q11
2018-01-18 11:46:55 C 01 27 18.04 +14 33 31.5 q Q11
2021-06-09 01:43:41 C 12 53 33.180 -15 45 44.68 I11
2021-06-09 01:49:18 C 12 53 33.179 -15 45 43.70 I11
2021-06-09 01:54:56 C 12 53 33.175 -15 45 42.75 I11
2021-06-09 02:00:33 C 12 53 33.165 -15 45 41.36 I11
2021-06-12 23:59:38 C 12 53 36.205 -15 31 08.01 I11
2021-06-13 00:05:16 C 12 53 36.210 -15 31 07.23 I11
2021-06-13 00:10:55 C 12 53 36.241 -15 31 06.54 I11
2021-06-13 00:16:31 C 12 53 36.233 -15 31 05.62 I11
2021-06-13 00:22:09 C 12 53 36.230 -15 31 04.77 I11
2021-06-13 00:27:46 C 12 53 36.237 -15 31 03.92 I11