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
2008-05-27 03:43:17 C 10 20 49.43 +19 35 21.0 c 704
2008-05-27 03:57:28 C 10 20 49.96 +19 35 14.9 c 704
2008-05-27 04:11:50 C 10 20 50.48 +19 35 08.6 c 704
2008-05-27 04:40:21 C 10 20 51.74 +19 34 54.8 c 704
2008-06-14 03:48:32 C 10 41 28.96 +16 01 58.1 r 703
2008-06-14 03:56:57 C 10 41 29.40 +16 01 53.1 r 703
2008-06-14 04:05:24 C 10 41 29.79 +16 01 48.9 r 703
2008-06-14 04:13:54 C 10 41 30.37 +16 01 45.4 r 703
2008-06-29 08:33:11 C 11 01 48.50 +12 47 12.2 r E12
2008-06-29 08:39:01 C 11 01 48.82 +12 47 09.7 r E12
2008-06-29 08:44:58 C 11 01 49.15 +12 47 06.0 r E12
2008-06-29 08:50:47 C 11 01 49.54 +12 47 02.0 r E12
2009-04-23 17:13:32 C 20 27 03.09 -30 19 08.4 r E12
2009-04-23 17:32:21 C 20 27 03.92 -30 19 09.4 r E12
2009-04-23 17:51:16 C 20 27 04.75 -30 19 11.4 r E12
2009-04-23 18:10:09 C 20 27 05.65 -30 19 13.1 r E12
2009-05-03 16:51:55 C 20 37 04.72 -30 40 59.7 r E12
2009-05-03 17:02:36 C 20 37 05.08 -30 41 01.0 r E12
2009-05-03 17:13:17 C 20 37 05.44 -30 41 02.0 r E12
2009-05-03 17:24:00 C 20 37 05.77 -30 41 03.0 r E12
2009-07-19 12:00:59 C 20 27 40.24 -37 00 38.8 r E12
2009-07-19 12:12:35 C 20 27 39.78 -37 00 40.5 r E12
2009-07-19 12:24:29 C 20 27 39.27 -37 00 42.6 r E12
2009-07-19 12:36:22 C 20 27 38.80 -37 00 43.9 r E12
2009-08-14 12:21:59 C 20 04 52.24 -37 25 43.2 r E12
2009-08-14 12:33:55 C 20 04 51.88 -37 25 41.9 r E12
2009-08-14 12:45:44 C 20 04 51.52 -37 25 41.5 r E12
2010-06-25 22:03:57 S 00 33 30.07 -06 15 44.5 d C51
2010-06-26 01:14:27 S 00 33 33.28 -06 15 34.1 d C51
2010-06-26 04:24:59 S 00 33 36.47 -06 15 24.1 d C51
2010-06-26 10:46:01 S 00 33 42.81 -06 15 04.0 d C51
2010-06-26 12:21:10 S 00 33 44.41 -06 14 58.7 d C51
2010-06-26 13:56:32 S 00 33 46.02 -06 14 54.6 d C51
2010-06-26 15:31:42 S 00 33 47.56 -06 14 49.2 d C51
2010-06-26 18:42:13 S 00 33 50.72 -06 14 40.9 d C51
2010-06-26 21:52:43 S 00 33 53.82 -06 14 30.7 d C51
2010-10-02 03:40:58 C 00 06 43.20 -09 44 27.9 c 926
2010-10-02 03:56:33 C 00 06 42.76 -09 44 27.6 c 926
2010-10-02 04:09:14 C 00 06 42.40 -09 44 30.3 c 926
2010-10-07 05:25:20 C 00 03 19.54 -09 55 41.7 r 703
2010-10-07 05:34:28 C 00 03 19.29 -09 55 42.6 r 703
2010-10-07 05:43:35 C 00 03 19.00 -09 55 44.6 r 703
2010-10-07 05:52:42 C 00 03 18.82 -09 55 44.5 r 703
2011-09-20 09:24:09 C 02 20 36.41 +12 01 56.1 o 691
2011-09-20 09:49:48 C 02 20 35.97 +12 01 55.3 o 691
2011-09-20 10:15:25 C 02 20 35.49 +12 01 53.8 o 691
2011-09-28 08:40:41 C 02 16 53.79 +11 52 26.0 o 691
2011-09-28 09:06:14 C 02 16 53.22 +11 52 24.4 o 691
2011-09-28 09:31:48 C 02 16 52.67 +11 52 23.1 o 691
2012-09-15 23:39:12 C 04 17 55.03 +26 06 46.9 v 188