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
2021-11-06 11:38:52 C 05 13 45.72 +42 41 58.7 V T05
2021-11-06 11:53:24 C 05 13 45.17 +42 42 00.3 V T05
2021-11-07 08:17:00 C 05 12 58.47 +42 44 21.7 U I41
2021-11-07 08:53:34 C 05 12 57.01 +42 44 26.0 U I41
2021-11-08 02:09:44 C 05 12 16.54 +42 46 20.1 V Z10
2021-11-08 02:16:34 C 05 12 16.24 +42 46 20.9 V Z10
2021-11-08 02:23:21 C 05 12 15.96 +42 46 21.6 V Z10
2021-11-08 22:02:14 C 05 11 29.19 +42 48 24.0 q A77
2021-11-08 22:09:24 C 05 11 28.90 +42 48 24.7 q A77
2021-11-08 22:16:57 C 05 11 28.61 +42 48 25.1 V C23
2021-11-08 22:27:20 C 05 11 28.21 +42 48 26.3 V C23
2021-11-08 22:35:38 C 05 11 27.90 +42 48 26.1 V C23
2021-11-11 22:31:24 C 05 08 28.41 +42 54 55.7 V L59
2021-11-11 22:51:20 C 05 08 27.63 +42 54 57.1 V L59
2021-11-11 23:14:29 C 05 08 26.63 +42 54 59.5 V L59
2021-11-12 13:47:21 C 05 07 49.03 +42 56 05.9 q 900
2021-11-12 13:57:33 C 05 07 48.59 +42 56 06.8 q 900
2021-11-12 17:36:46 C 05 07 38.97 +42 56 20.6 V A98
2021-11-12 17:41:40 C 05 07 38.73 +42 56 21.4 V A98
2021-11-12 17:47:49 C 05 07 38.52 +42 56 21.5 V A98
2021-11-12 17:50:52 C 05 07 38.41 +42 56 21.8 V A98
2021-11-12 17:53:55 C 05 07 38.31 +42 56 21.9 V A98
2021-11-12 17:56:59 C 05 07 38.12 +42 56 22.1 V A98
2021-11-12 18:00:02 C 05 07 38.04 +42 56 21.8 V A98
2021-11-12 18:24:31 C 05 07 37.00 +42 56 24.6 V A98
2021-11-12 18:27:34 C 05 07 36.86 +42 56 24.6 V A98
2021-11-12 18:30:38 C 05 07 36.67 +42 56 24.8 V A98
2021-11-12 18:33:41 C 05 07 36.50 +42 56 25.0 V A98
2021-11-13 20:30:46 C 05 06 28.23 +42 58 09.3 V I81
2021-11-13 20:35:52 C 05 06 28.00 +42 58 09.6 V I81
2021-11-13 20:41:00 C 05 06 27.77 +42 58 10.0 V I81
2021-11-14 04:46:02 C 05 06 06.16 +42 58 41.8 X W62
2021-11-14 04:59:10 C 05 06 05.56 +42 58 42.7 X W62
2021-11-14 05:13:59 C 05 06 04.90 +42 58 43.6 X W62
2021-11-16 10:18:58 C 05 03 40.64 +43 01 26.9 V T08
2021-11-16 10:22:17 C 05 03 40.58 +43 01 28.5 V T08
2021-11-16 10:26:16 C 05 03 40.22 +43 01 27.3 V T08
2021-11-16 10:33:35 C 05 03 39.86 +43 01 27.6 V T08
2021-11-18 09:52:37 C 05 01 27.80 +43 03 02.3 V T05
2021-11-18 09:54:36 C 05 01 27.71 +43 03 02.3 V T05
2021-11-18 09:56:35 C 05 01 27.60 +43 03 02.1 V T05
2021-11-18 10:00:32 C 05 01 27.41 +43 03 02.2 V T05
2021-11-18 10:14:25 C 05 01 26.74 +43 03 02.7 V T05
2021-11-28 10:41:33 C 04 49 44.48 +42 58 42.6 V T08
2021-11-28 10:46:13 C 04 49 44.25 +42 58 42.5 V T08
2021-11-28 11:10:07 C 04 49 43.03 +42 58 40.8 V T08
2021-11-28 21:59:16 C 04 49 11.17 +42 57 57.1 V I81
2021-11-28 22:04:21 C 04 49 10.91 +42 57 56.8 V I81
2021-11-28 22:09:26 C 04 49 10.63 +42 57 56.4 V I81
2021-11-29 11:45:52 C 04 48 30.47 +42 57 02.7 q D95