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
2022-01-25 08:31:25 C 04 11 19.13 +38 35 14.1 V T05
2022-01-25 08:36:03 C 04 11 19.12 +38 35 13.0 V T05
2022-01-25 08:46:36 C 04 11 19.16 +38 35 10.8 V T05
2022-01-25 09:01:10 C 04 11 19.15 +38 35 08.1 V T05
2022-01-26 07:59:12 C 04 11 23.08 +38 30 34.9 V T05
2022-01-26 08:04:28 C 04 11 23.07 +38 30 33.7 V T05
2022-01-26 08:13:05 C 04 11 23.14 +38 30 31.9 V T05
2022-01-27 06:51:17 C 04 11 28.23 +38 26 06.4 V T08
2022-01-27 07:00:02 C 04 11 28.26 +38 26 05.1 V T08
2022-01-27 07:04:41 C 04 11 28.30 +38 26 04.4 V T08
2022-01-27 07:24:46 C 04 11 28.37 +38 26 00.0 V T08
2022-01-28 06:59:09 C 04 11 35.00 +38 21 27.1 V T08
2022-01-28 07:04:28 C 04 11 35.01 +38 21 25.8 V T08
2022-01-28 07:13:47 C 04 11 35.09 +38 21 24.3 V T08
2022-01-28 07:32:28 C 04 11 35.14 +38 21 20.2 V T08
2022-01-29 06:51:27 C 04 11 43.11 +38 16 54.0 V T05
2022-01-29 06:56:06 C 04 11 43.09 +38 16 53.1 V T05
2022-01-29 07:20:29 C 04 11 43.22 +38 16 48.5 V T05
2022-01-30 06:42:56 C 04 11 52.48 +38 12 25.3 V T05
2022-01-30 06:47:33 C 04 11 52.52 +38 12 24.1 V T05
2022-01-30 07:01:59 C 04 11 52.62 +38 12 21.7 V T05
2022-01-30 07:11:13 C 04 11 52.65 +38 12 19.8 V T05
2022-01-30 07:52:07 C 04 11 52.92 +38 12 12.0 V T08
2022-01-30 07:57:26 C 04 11 52.98 +38 12 11.1 V T08
2022-01-30 08:06:47 C 04 11 52.98 +38 12 09.4 V T08
2022-01-30 08:26:08 C 04 11 53.14 +38 12 05.6 V T08
2022-01-31 03:54:22 C 04 12 01.95 +38 08 29.0 V G96
2022-01-31 04:02:31 C 04 12 02.00 +38 08 27.5 V G96
2022-01-31 04:10:40 C 04 12 02.06 +38 08 25.9 V G96
2022-01-31 04:18:51 C 04 12 02.12 +38 08 24.4 V G96
2022-01-31 07:48:32 C 04 12 03.75 +38 07 46.6 V T08
2022-01-31 07:56:30 C 04 12 03.79 +38 07 45.0 V T08
2022-01-31 08:01:08 C 04 12 03.85 +38 07 44.0 V T08
2022-01-31 08:19:51 C 04 12 03.97 +38 07 40.4 V T08
2022-02-03 06:22:15 C 04 12 43.30 +37 55 08.2 V T08
2022-02-03 06:26:54 C 04 12 43.37 +37 55 07.5 V T08
2022-02-03 06:34:53 C 04 12 43.46 +37 55 05.8 V T08
2022-02-03 06:52:49 C 04 12 43.63 +37 55 02.7 V T08
2022-02-03 08:00:54 C 04 12 44.29 +37 54 50.8 V T05
2022-02-03 08:12:53 C 04 12 44.41 +37 54 48.5 V T05
2022-02-03 08:19:30 C 04 12 44.45 +37 54 47.6 V T05
2022-02-03 08:34:41 C 04 12 44.70 +37 54 43.9 V T05
2022-02-05 06:29:47 C 04 13 16.56 +37 46 51.2 V T08
2022-02-05 06:30:26 C 04 13 16.58 +37 46 51.6 V T05
2022-02-05 06:34:28 C 04 13 16.63 +37 46 50.4 V T08
2022-02-05 06:36:28 C 04 13 16.63 +37 46 50.1 V T05
2022-02-05 06:47:39 C 04 13 16.76 +37 46 48.4 V T05
2022-02-05 06:57:34 C 04 13 16.87 +37 46 46.8 V T08
2022-02-05 07:02:12 C 04 13 16.96 +37 46 45.2 V T05
2022-02-05 07:22:29 C 04 13 17.17 +37 46 42.3 V T08