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
2022-02-07 06:26:10 C 04 13 54.61 +37 38 53.4 V T05
2022-02-07 06:32:06 C 04 13 54.66 +37 38 52.7 V T05
2022-02-07 06:46:35 C 04 13 54.87 +37 38 50.0 V T05
2022-02-07 06:54:14 C 04 13 54.95 +37 38 49.3 V T05
2022-02-08 01:47:21 S 04 14 11.207 +37 35 43.15 X 275
2022-02-09 06:32:56 C 04 14 37.45 +37 31 12.0 V T08
2022-02-09 07:02:30 C 04 14 37.91 +37 31 08.4 V T08
2022-02-09 07:25:05 C 04 14 38.28 +37 31 03.2 V T05
2022-02-09 07:28:21 C 04 14 38.30 +37 31 02.7 V T08
2022-02-09 07:29:42 C 04 14 38.39 +37 31 01.9 V T05
2022-02-09 07:32:24 C 04 14 38.47 +37 31 02.7 V T08
2022-02-09 07:39:37 C 04 14 38.49 +37 31 00.7 V T05
2022-02-09 08:09:25 C 04 14 38.95 +37 30 55.6 V T05
2022-02-17 07:29:24 C 04 18 14.12 +37 03 08.2 V T05
2022-02-17 07:34:02 C 04 18 14.19 +37 03 07.5 V T05
2022-02-17 07:49:18 C 04 18 14.55 +37 03 06.3 V T05
2022-02-17 08:50:40 C 04 18 15.80 +37 02 56.8 V T05
2022-02-17 09:03:57 C 04 18 16.03 +37 02 55.6 V T05
2022-02-17 09:21:50 C 04 18 16.49 +37 02 52.8 V T05
2022-02-19 03:44:40 C 04 19 13.16 +36 57 18.8 U I41
2022-02-19 03:52:41 C 04 19 13.34 +36 57 17.9 U I41
2022-02-19 04:15:05 C 04 19 13.83 +36 57 14.9 U I41
2022-02-19 04:22:49 C 04 19 14.02 +36 57 13.9 U I41
2022-02-19 09:07:44 C 04 19 20.49 +36 56 37.0 V T05
2022-02-19 09:15:39 C 04 19 20.65 +36 56 34.9 V T05
2022-02-19 09:20:56 C 04 19 20.82 +36 56 35.9 V T05
2022-02-19 09:38:06 C 04 19 21.16 +36 56 33.9 V T05
2022-02-21 05:39:52 C 04 20 23.67 +36 51 02.1 V T08
2022-02-21 05:44:27 C 04 20 23.73 +36 51 01.0 V T08
2022-02-21 06:04:50 C 04 20 24.24 +36 50 58.8 V T08
2022-02-21 06:16:00 C 04 20 24.48 +36 50 57.9 V T05
2022-02-21 06:20:38 C 04 20 24.62 +36 50 57.3 V T05
2022-02-21 06:22:42 C 04 20 24.68 +36 50 56.8 V T08
2022-02-21 06:28:47 C 04 20 24.79 +36 50 55.9 V T05
2022-02-21 06:45:55 C 04 20 25.20 +36 50 53.8 V T05
2022-02-26 05:30:47 C 04 23 28.76 +36 37 03.9 V T08
2022-02-26 05:43:55 C 04 23 29.04 +36 37 01.4 V T08
2022-02-26 05:47:55 C 04 23 29.17 +36 37 00.9 V T08
2022-02-26 06:11:36 C 04 23 29.92 +36 36 58.0 V T08
2022-02-27 05:58:49 C 04 24 09.32 +36 34 24.4 V T08
2022-02-27 06:03:26 C 04 24 09.33 +36 34 23.2 V T08
2022-02-27 06:11:20 C 04 24 09.51 +36 34 22.2 V T08
2022-02-27 06:27:13 C 04 24 09.93 +36 34 20.6 V T08
2022-02-27 12:00:09 C 04 24 19.22 +36 33 44.4 q Q11
2022-02-27 12:09:24 C 04 24 19.49 +36 33 43.4 q Q11
2022-02-27 12:18:06 C 04 24 19.71 +36 33 42.3 q Q11
2022-03-05 05:26:29 C 04 28 23.10 +36 19 59.5 V T08
2022-03-05 05:31:07 C 04 28 23.28 +36 19 58.7 V T08
2022-03-05 05:48:56 C 04 28 23.79 +36 19 56.9 V T08
2022-03-05 06:00:46 C 04 28 24.16 +36 19 56.1 V T08