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
2017-10-24 20:51:30 C 00 37 34.32 +21 13 02.1 q 585
2017-10-24 20:52:33 C 00 37 34.39 +21 13 01.7 q 585
2017-10-24 20:53:33 C 00 37 34.30 +21 13 01.2 q 585
2017-10-24 20:54:35 C 00 37 34.29 +21 13 00.7 q 585
2017-10-24 20:55:35 C 00 37 34.29 +21 13 00.2 q 585
2017-10-24 20:56:37 C 00 37 34.27 +21 13 00.1 q 585
2017-10-24 20:57:40 C 00 37 34.25 +21 12 59.4 q 585
2017-10-24 20:58:43 C 00 37 34.21 +21 12 59.0 q 585
2017-10-24 20:59:44 C 00 37 34.26 +21 12 58.0 q 585
2017-10-24 21:00:46 C 00 37 34.18 +21 12 57.7 q 585
2017-10-24 21:01:47 C 00 37 34.19 +21 12 57.4 q 585
2017-10-24 21:02:49 C 00 37 34.11 +21 12 57.4 q 585
2017-10-24 21:03:50 C 00 37 34.14 +21 12 56.8 q 585
2017-10-24 21:04:52 C 00 37 34.12 +21 12 56.3 q 585
2017-10-24 21:06:01 C 00 37 34.07 +21 12 55.7 q 585
2017-10-25 02:25:11 C 00 37 28.39 +21 10 41.2 V W84
2017-10-25 20:26:09 C 00 37 09.25 +21 02 26.6 c B70
2017-10-25 20:50:35 C 00 37 08.81 +21 02 15.8 c B70
2017-10-25 21:08:02 C 00 37 08.50 +21 02 06.0 Q B70
2017-10-25 21:15:02 C 00 37 08.37 +21 02 04.5 c B70
2017-10-27 05:03:40 C 00 36 36.33 +20 47 45.9 U G96
2017-10-27 05:11:21 C 00 36 36.19 +20 47 42.3 U G96
2017-10-27 05:18:58 C 00 36 36.06 +20 47 39.0 U G96
2017-10-27 05:26:32 C 00 36 35.92 +20 47 35.4 U G96
2017-10-27 05:36:49 C 00 36 35.75 +20 47 30.3 U 703
2017-10-27 05:52:00 C 00 36 35.44 +20 47 23.4 U 703
2017-10-27 05:59:47 C 00 36 35.33 +20 47 19.8 U 703
2017-10-27 06:07:34 C 00 36 35.19 +20 47 16.0 U 703
2017-10-27 19:06:20 C 00 36 23.16 +20 41 23.8 q 970
2017-10-27 19:11:49 C 00 36 23.05 +20 41 21.5 q 970
2017-10-28 22:36:13 C 00 35 58.15 +20 29 02.6 U J27
2017-10-28 23:01:12 C 00 35 57.75 +20 28 51.4 U J27
2017-10-28 23:09:12 C 00 35 57.59 +20 28 47.5 U J27
2017-10-29 09:10:37 C 00 35 49.08 +20 24 19.3 c T05
2017-10-29 09:31:21 C 00 35 48.74 +20 24 10.1 c T05
2017-10-29 09:46:51 C 00 35 48.50 +20 24 03.0 c T05
2017-10-29 10:02:54 C 00 35 48.25 +20 23 55.4 c T05
2017-10-30 22:22:01 C 00 35 19.75 +20 07 37.4 q J43
2017-10-30 22:34:31 C 00 35 19.56 +20 07 32.0 q J43
2017-10-30 22:47:02 C 00 35 19.38 +20 07 26.4 q J43
2017-10-30 22:59:32 C 00 35 19.20 +20 07 20.8 q J43
2017-10-31 09:38:40 C 00 35 11.34 +20 02 35.9 c T08
2017-10-31 09:47:09 C 00 35 11.23 +20 02 31.3 c T08
2017-10-31 09:58:31 C 00 35 11.12 +20 02 27.8 c T08
2017-10-31 10:13:45 C 00 35 10.93 +20 02 19.2 c T08
2017-11-05 19:48:57 C 00 34 01.63 +19 05 24.5 q C10
2017-11-05 20:38:42 C 00 34 01.32 +19 05 03.1 q C10
2017-11-05 21:28:22 C 00 34 00.93 +19 04 42.0 q C10
2017-11-06 09:28:46 C 00 33 56.67 +18 59 36.0 U T05
2017-11-06 09:36:50 C 00 33 56.65 +18 59 32.2 U T05