28P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2023-04-13 (JD 2460047.5)
Eccentricity (e)0.7735624292 ± 7.68e-09
Semi-major axis (a)6.9816940624 AU ± 3.23e-08
Inclination (i)14.31027682° ± 1.96e-06
Long. of Asc. Node (Ω)346.34472654° ± 1.63e-05
Arg. of Perihelion (ω)347.46734653° ± 1.62e-05
Mean Anomaly (M)40.72445789° ± 1.96e-06
Mean Motion (n)0.0534282630°/day ± 3.70e-10
Perihelion dist (q)1.58091784 AU ± 5.41e-08
Aphelion dist (Q)12.38247028 AU ± 7.84e-08
Orbital Period18.44765726 yr ± 1.28e-07
NGA Modelg(r)
A2-3.47556235e-13 ± 3.75e-14 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.245″
Uncertainty0
Orbit TypeCentaur
MOID0.572480 AU
Observations Used1170
Oppositions105
Arc Total1913-2024
First Observation Used1913-09-08
Last Observation Used2024-04-08
Observations (1277)
Date Type RA Dec Mag Band Observatory
2002-07-31 11:34:08 C 14 57 25.55 -35 27 11.2 360
2002-07-31 11:39:54 C 14 57 25.72 -35 27 10.6 360
2002-08-21 00:01:22 C 15 18 26.60 -34 35 14.5 c 844
2002-08-21 00:26:41 C 15 18 28.00 -34 35 13.2 c 844
2002-08-21 00:36:06 C 15 18 28.59 -34 35 12.4 c 844
2003-09-05 03:24:03 C 06 05 04.64 +36 50 49.4 c 204
2003-09-05 03:33:01 C 06 05 05.03 +36 50 51.0 c 204
2003-09-19 00:49:50 C 06 17 10.49 +37 40 11.1 c 204
2003-09-19 01:00:41 C 06 17 10.90 +37 40 12.5 c 204
2003-09-19 01:11:05 C 06 17 11.19 +37 40 14.2 c 204
2003-09-26 19:13:08 C 06 22 11.35 +38 09 04.7 360
2003-09-26 19:20:09 C 06 22 11.52 +38 09 05.6 360
2003-10-02 09:56:39 C 06 24 57.05 +38 30 40.0 r H36
2003-10-02 10:07:43 C 06 24 57.26 +38 30 41.9 r H36
2003-10-02 10:18:54 C 06 24 57.46 +38 30 43.9 r H36
2003-10-23 18:15:23 C 06 28 11.85 +39 57 02.7 360
2003-10-23 18:23:04 C 06 28 11.82 +39 57 03.9 360
2003-11-04 09:48:10 C 06 24 47.05 +40 43 18.4 c 704
2003-11-04 10:05:39 C 06 24 46.68 +40 43 21.7 c 704
2003-11-04 10:23:01 C 06 24 46.36 +40 43 25.0 c 704
2003-11-04 10:40:33 C 06 24 45.95 +40 43 27.5 c 704
2003-11-04 10:57:45 C 06 24 45.56 +40 43 31.2 c 704
2003-11-20 07:40:29 C 06 14 28.12 +41 35 18.5 c 850
2003-11-20 08:51:59 C 06 14 25.64 +41 35 26.1 c 850
2003-11-20 09:29:00 C 06 14 24.31 +41 35 30.1 c 850
2003-11-20 10:43:13 C 06 14 21.50 +41 35 34.4 c 704
2003-11-20 11:12:32 C 06 14 20.73 +41 35 41.6 c 704
2003-11-20 12:01:06 C 06 14 18.91 +41 35 45.5 c 704
2003-11-21 09:21:29 C 06 13 34.09 +41 38 01.3 c 850
2003-11-21 09:37:29 C 06 13 33.53 +41 38 03.2 c 850
2003-11-21 10:00:00 C 06 13 32.70 +41 38 05.4 c 850
2003-11-22 14:41:33 C 06 12 31.06 +41 40 57.6 360
2003-11-22 14:46:52 C 06 12 30.85 +41 40 57.8 360
2003-11-23 09:09:59 C 06 11 50.18 +41 42 44.3 c 850
2003-11-23 09:42:29 C 06 11 48.95 +41 42 46.7 c 850
2003-11-23 10:16:30 C 06 11 47.67 +41 42 50.3 c 850
2003-12-02 06:24:59 C 06 03 20.33 +41 57 49.5 c 850
2003-12-02 06:40:59 C 06 03 19.55 +41 57 50.3 c 850
2003-12-02 06:56:59 C 06 03 18.84 +41 57 50.7 c 850
2003-12-02 07:15:29 C 06 03 18.02 +41 57 51.7 c 850
2003-12-04 07:58:23 C 06 01 13.36 +41 59 49.2 c 704
2003-12-04 08:14:17 C 06 01 12.65 +41 59 49.7 c 704
2003-12-04 08:30:21 C 06 01 11.94 +41 59 50.2 c 704
2003-12-04 08:46:39 C 06 01 11.20 +41 59 50.2 c 704
2003-12-04 09:02:51 C 06 01 10.51 +41 59 50.8 c 704
2003-12-05 07:38:26 C 06 00 11.99 +42 00 33.1 c 704
2003-12-05 07:56:32 C 06 00 11.19 +42 00 34.0 c 704
2003-12-05 08:50:45 C 06 00 08.75 +42 00 35.0 c 704
2003-12-11 21:25:37 C 05 53 14.80 +42 01 53.5 o 213
2003-12-11 21:27:46 C 05 53 14.67 +42 01 51.4 o 213