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
1993-10-20 11:07:16 06 44 16.41 +32 16 22.4 o 261
1993-10-20 12:02:15 06 44 16.88 +32 16 28.2 o 261
1998-10-12 08:56:57 C 02 31 38.92 +13 42 23.7 691
1998-10-12 09:29:21 C 02 31 38.07 +13 42 20.7 691
1998-10-12 10:00:24 C 02 31 37.28 +13 42 18.5 691
1998-10-18 07:26:46 C 02 27 54.87 +13 30 51.4 691
1998-10-18 07:57:57 C 02 27 54.03 +13 30 48.2 691
1998-10-23 07:48:31 C 02 24 36.53 +13 20 21.2 691
1998-10-23 08:19:39 C 02 24 35.66 +13 20 18.4 691
1998-10-23 08:50:34 C 02 24 34.77 +13 20 16.0 691
2000-12-06 09:00:44 C 08 19 59.61 +33 34 04.3 z 704
2000-12-06 09:22:36 C 08 19 59.41 +33 34 09.9 z 704
2000-12-06 09:45:04 C 08 19 59.15 +33 34 13.4 z 704
2000-12-06 10:28:48 C 08 19 58.57 +33 34 22.6 z 704
2001-01-18 06:33:46 C 07 49 38.60 +36 54 33.0 z 704
2001-01-18 06:58:49 C 07 49 37.48 +36 54 36.4 z 704
2001-01-18 07:22:18 C 07 49 36.52 +36 54 38.7 z 704
2001-01-18 07:49:21 C 07 49 35.36 +36 54 41.9 z 704
2001-01-18 08:14:17 C 07 49 34.26 +36 54 45.1 z 704
2001-02-13 06:36:00 C 07 26 24.06 +37 16 41.9 z 704
2001-02-13 06:56:32 C 07 26 23.43 +37 16 41.5 z 704
2001-02-13 07:18:03 C 07 26 22.77 +37 16 39.6 z 704
2001-02-16 03:57:47 C 07 24 30.77 +37 12 58.9 z 704
2001-02-16 04:17:53 C 07 24 30.24 +37 12 58.5 z 704
2001-02-16 04:37:58 C 07 24 29.63 +37 12 56.7 z 704
2002-01-21 11:10:01 C 15 03 42.01 -13 46 45.4 c 704
2002-01-21 11:36:07 C 15 03 43.67 -13 46 55.8 c 704
2002-01-21 11:48:29 C 15 03 44.64 -13 47 01.1 m 333
2002-01-21 11:58:34 C 15 03 45.22 -13 47 03.9 c 704
2002-01-21 12:20:08 C 15 03 46.73 -13 47 14.5 m 333
2002-01-21 12:21:06 C 15 03 46.61 -13 47 13.2 c 704
2002-01-21 12:43:37 C 15 03 48.15 -13 47 23.2 c 704
2002-01-21 12:51:51 C 15 03 48.78 -13 47 27.0 m 333
2002-01-22 11:39:48 C 15 05 20.42 -13 56 32.4 m 333
2002-01-22 11:44:47 C 15 05 20.69 -13 56 34.6 m 333
2002-01-22 11:49:49 C 15 05 21.00 -13 56 38.4 m 333
2002-01-22 12:00:19 C 15 05 21.70 -13 56 40.6 d 691
2002-01-22 12:01:22 C 15 05 21.71 -13 56 40.2 m 333
2002-01-22 12:06:25 C 15 05 22.16 -13 56 44.1 m 333
2002-01-22 12:08:01 C 15 05 22.21 -13 56 43.7 d 691
2002-01-22 12:13:13 C 15 05 22.46 -13 56 46.1 m 333
2002-01-22 12:15:47 C 15 05 22.72 -13 56 46.7 d 691
2002-01-22 12:18:13 C 15 05 23.02 -13 56 48.1 m 333
2002-01-23 12:46:03 C 15 07 00.89 -14 06 31.8 m 333
2002-01-23 12:56:01 C 15 07 01.36 -14 06 34.5 m 333
2002-01-23 13:07:34 C 15 07 02.10 -14 06 40.3 m 333
2002-02-20 11:02:24 C 15 47 46.64 -18 12 21.9 c 704
2002-02-20 11:23:03 C 15 47 47.75 -18 12 29.9 c 704
2002-02-20 11:44:32 C 15 47 48.86 -18 12 36.1 c 704
2002-02-20 12:05:32 C 15 47 49.97 -18 12 43.6 c 704