172P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2013-06-26 (JD 2456469.5)
Eccentricity (e)0.2237425646 ± 9.37e-08
Semi-major axis (a)4.1761541016 AU ± 1.36e-07
Inclination (i)11.32161791° ± 1.10e-05
Long. of Asc. Node (Ω)33.60116790° ± 2.68e-05
Arg. of Perihelion (ω)208.78964944° ± 3.05e-05
Mean Anomaly (M)203.70621192° ± 2.97e-05
Mean Motion (n)0.1154886488°/day ± 5.63e-09
Perihelion dist (q)3.24177067 AU ± 4.05e-07
Aphelion dist (Q)5.11053753 AU ± 4.25e-07
Orbital Period8.53439965 yr ± 4.16e-07
Orbit Solution
SourceJPL
Solution Date2026-07-06 12:12:40
RMS Residual0.436″
Uncertainty0
Orbit TypeJupiter-family Comet
MOID2.235990 AU
Observations Used798
Oppositions
Arc Total1993-2026
First Observation Used
Last Observation Used2026-07-04
Observations (805)
Date Type RA Dec Mag Band Observatory
2017-08-12 11:06:44 C 16 24 46.10 -32 35 48.1 v Q62
2018-07-10 12:28:53 C 22 20 36.250 -25 02 42.62 U F51
2018-07-10 12:43:46 C 22 20 36.055 -25 02 44.87 U F51
2018-07-10 12:58:39 C 22 20 35.859 -25 02 47.08 U F51
2018-07-10 13:13:33 C 22 20 35.658 -25 02 49.32 U F51
2018-07-14 18:31:07 C 22 19 10.68 -25 18 15.6 q D29
2018-07-14 18:32:24 C 22 19 10.64 -25 18 16.3 q D29
2018-07-14 18:51:28 C 22 19 10.30 -25 18 18.8 q D29
2018-07-14 18:52:45 C 22 19 10.29 -25 18 19.3 q D29
2018-07-14 19:11:50 C 22 19 09.94 -25 18 22.9 q D29
2018-07-14 19:13:07 C 22 19 09.88 -25 18 22.7 q D29
2018-08-04 12:26:29 C 22 08 24.83 -26 34 46.8 V Q62
2018-08-04 12:29:59 C 22 08 24.71 -26 34 47.3 V Q62
2018-08-04 12:33:29 C 22 08 24.59 -26 34 48.1 V Q62
2018-08-07 10:51:17 C 22 06 30.084 -26 44 32.73 U F51
2018-08-07 11:07:40 C 22 06 29.617 -26 44 34.96 U F51
2018-08-07 11:24:01 C 22 06 29.146 -26 44 37.08 U F51
2018-08-07 11:40:24 C 22 06 28.685 -26 44 39.30 U F51
2019-08-23 13:34:38 C 00 56 36.094 -00 41 21.61 U F51
2019-08-23 14:07:23 C 00 56 35.663 -00 41 23.82 U F51
2019-08-23 14:23:47 C 00 56 35.438 -00 41 25.20 U F51
2019-08-24 12:49:22 C 00 56 17.638 -00 43 04.28 U F51
2019-08-24 13:09:50 C 00 56 17.346 -00 43 05.76 U F51
2019-08-24 13:30:21 C 00 56 17.047 -00 43 07.35 U F51
2019-08-24 13:50:47 C 00 56 16.770 -00 43 08.79 U F51
2019-08-26 11:12:51 C 00 55 38.599 -00 46 38.87 U F52
2019-08-26 11:28:39 C 00 55 38.378 -00 46 40.07 U F52
2019-08-26 11:44:29 C 00 55 38.138 -00 46 41.04 U F52
2019-08-26 12:00:19 C 00 55 37.885 -00 46 42.45 U F52
2019-09-05 09:07:37 C 00 51 35.81 -01 07 53.1 V G96
2019-09-05 09:15:04 C 00 51 35.66 -01 07 53.8 V G96
2019-09-05 09:22:33 C 00 51 35.50 -01 07 54.5 V G96
2019-09-05 09:30:01 C 00 51 35.38 -01 07 54.9 V G96
2019-09-08 12:11:19 C 00 50 06.041 -01 15 23.14 U F51
2019-09-08 12:26:36 C 00 50 05.713 -01 15 24.59 U F51
2019-09-08 12:41:55 C 00 50 05.387 -01 15 26.15 U F51
2019-09-08 12:57:15 C 00 50 05.062 -01 15 27.78 U F51
2019-09-20 09:20:49 C 00 43 40.89 -01 45 48.5 V G96
2019-09-20 09:28:10 C 00 43 40.67 -01 45 49.2 V G96
2019-09-20 09:41:25 C 00 43 40.37 -01 45 50.6 V G96
2019-09-20 09:48:48 C 00 43 40.21 -01 45 50.9 V G96
2019-09-29 09:58:03 C 00 38 18.199 -02 09 06.00 U F51
2019-09-29 10:14:04 C 00 38 17.787 -02 09 07.55 U F51
2019-09-29 10:30:05 C 00 38 17.362 -02 09 09.26 U F51
2019-09-29 10:46:03 C 00 38 16.944 -02 09 10.98 U F51
2019-10-06 09:08:04 C 00 34 04.510 -02 25 51.64 U F52
2019-10-06 09:24:51 C 00 34 04.089 -02 25 53.09 U F52
2019-10-06 09:41:38 C 00 34 03.652 -02 25 54.74 U F52
2019-10-21 10:00:44 C 00 25 28.363 -02 54 18.76 U F52
2019-10-21 10:18:17 C 00 25 27.962 -02 54 19.93 U F52