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
2003-12-11 21:28:21 C 05 53 14.25 +42 01 52.3 o 213
2003-12-12 22:11:36 C 05 52 08.25 +42 01 29.1 o 213
2003-12-12 22:21:21 C 05 52 07.92 +42 01 28.8 o 213
2003-12-12 22:30:59 C 05 52 07.40 +42 01 28.3 o 213
2003-12-15 06:19:16 C 05 49 38.25 +42 00 05.4 c 704
2003-12-15 06:37:55 C 05 49 37.37 +42 00 05.2 c 704
2003-12-15 06:56:31 C 05 49 36.54 +42 00 04.1 c 704
2003-12-15 07:15:16 C 05 49 35.67 +42 00 03.3 c 704
2003-12-15 07:33:57 C 05 49 34.85 +42 00 02.9 c 704
2003-12-21 15:27:43 C 05 42 54.43 +41 52 15.2 m 349
2003-12-21 15:33:56 C 05 42 54.16 +41 52 14.8 m 349
2003-12-21 15:40:07 C 05 42 53.83 +41 52 14.2 m 349
2003-12-21 15:46:21 C 05 42 53.57 +41 52 13.7 m 349
2003-12-23 19:20:02 C 05 40 41.63 +41 48 18.2 d 048
2003-12-23 19:26:32 C 05 40 41.28 +41 48 18.2 d 048
2003-12-23 19:30:05 C 05 40 41.14 +41 48 18.1 d 048
2003-12-23 19:33:16 C 05 40 40.95 +41 48 17.8 d 048
2003-12-23 19:38:07 C 05 40 40.76 +41 48 17.4 d 048
2003-12-23 23:14:15 C 05 40 31.48 +41 47 59.9 d A46
2003-12-23 23:15:52 C 05 40 31.45 +41 47 59.0 d A46
2003-12-23 23:19:08 C 05 40 31.28 +41 47 59.6 d A46
2003-12-23 23:22:24 C 05 40 31.11 +41 47 58.5 d A46
2003-12-23 23:27:18 C 05 40 30.94 +41 47 58.3 d A46
2003-12-23 23:28:56 C 05 40 30.83 +41 47 58.8 d A46
2003-12-23 23:39:50 C 05 40 30.36 +41 47 56.9 c 213
2003-12-23 23:42:38 C 05 40 30.35 +41 47 58.7 c 213
2003-12-24 02:05:41 C 05 40 24.16 +41 47 44.8 r 130
2003-12-24 02:10:04 C 05 40 23.98 +41 47 45.1 r 130
2003-12-24 02:14:26 C 05 40 23.80 +41 47 44.3 r 130
2003-12-24 02:18:48 C 05 40 23.61 +41 47 43.9 r 130
2003-12-25 00:11:38 C 05 39 28.56 +41 45 51.7 d A46
2003-12-25 00:13:14 C 05 39 28.47 +41 45 51.6 d A46
2003-12-25 00:22:57 C 05 39 28.10 +41 45 51.4 d A46
2003-12-25 00:26:09 C 05 39 27.90 +41 45 50.0 d A46
2003-12-25 00:32:37 C 05 39 27.63 +41 45 50.4 d A46
2003-12-25 00:34:14 C 05 39 27.53 +41 45 49.7 d A46
2003-12-28 14:20:41 C 05 35 57.31 +41 37 31.5 m 349
2003-12-28 14:25:54 C 05 35 57.14 +41 37 30.9 m 349
2003-12-28 14:42:44 C 05 35 56.47 +41 37 29.7 m 349
2003-12-28 14:47:57 C 05 35 56.20 +41 37 28.6 m 349
2003-12-29 05:04:39 C 05 35 22.34 +41 35 56.3 c 704
2003-12-29 05:24:27 C 05 35 21.48 +41 35 53.8 c 704
2003-12-29 05:46:05 C 05 35 20.66 +41 35 52.4 c 704
2003-12-29 06:05:57 C 05 35 19.89 +41 35 49.6 c 704
2003-12-29 06:25:51 C 05 35 19.03 +41 35 47.9 c 704
2004-01-01 23:05:38 C 05 31 55.06 +41 25 24.8 r 213
2004-01-02 04:51:05 C 05 31 42.48 +41 24 41.8 c 704
2004-01-02 05:08:52 C 05 31 41.74 +41 24 39.7 c 704
2004-01-02 05:26:59 C 05 31 41.06 +41 24 37.4 c 704
2004-01-02 06:02:04 C 05 31 39.76 +41 24 32.8 c 704