509P

⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2016-09-18 (JD 2457649.5)
Eccentricity (e)0.4634788306 ± 9.24e-06
Semi-major axis (a)7.0229425124 AU ± 1.13e-04
Inclination (i)8.70989078° ± 1.67e-05
Long. of Asc. Node (Ω)275.82552001° ± 5.15e-05
Arg. of Perihelion (ω)179.54732339° ± 5.58e-04
Mean Anomaly (M)174.78994946° ± 4.72e-03
Mean Motion (n)0.0529582476°/day ± 1.28e-06
Perihelion dist (q)3.76795733 AU ± 8.88e-05
Aphelion dist (Q)10.27792770 AU ± 1.78e-04
Orbital Period18.61138401 yr ± 4.49e-04
NGA Modelg(r)
A26.23273791e-06 ± 1.00e-05 AU/d²
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.373″
Uncertainty1
Orbit TypeCentaur
MOID2.783972 AU
Observations Used299
Oppositions2
Arc Total2024-2026
First Observation Used2024-10-03
Last Observation Used2026-03-29
Observations (314)
Date Type RA Dec Mag Band Observatory
2026-01-16 08:01:57 C 04 53 34.450 +24 32 56.15 V T05
2026-01-16 08:07:10 C 04 53 34.409 +24 32 55.50 V T05
2026-01-16 08:21:51 C 04 53 34.226 +24 32 53.70 V T05
2026-01-16 08:29:55 C 04 53 34.094 +24 32 52.69 V T05
2026-01-17 08:35:17 C 04 53 21.281 +24 30 14.51 V T05
2026-01-17 08:39:57 C 04 53 21.194 +24 30 15.08 V T05
2026-01-17 08:48:35 C 04 53 21.012 +24 30 14.15 V T05
2026-01-17 09:05:19 C 04 53 20.981 +24 30 12.13 V T05
2026-01-17 12:58:26 C 04 53 18.967 +24 29 44.48 q Q14
2026-01-17 13:07:40 C 04 53 18.960 +24 29 45.42 q Q14
2026-01-20 18:23:50 B 04 52 45.948 +24 21 35.50 q K35
2026-01-20 18:28:30 B 04 52 46.003 +24 21 33.44 q K35
2026-01-20 18:58:03 B 04 52 45.77 +24 21 32.2 A77
2026-01-20 19:09:06 B 04 52 45.68 +24 21 31.2 A77
2026-01-20 19:19:36 B 04 52 45.64 +24 21 30.6 A77
2026-01-21 08:22:24 C 04 52 41.146 +24 20 10.86 V T05
2026-01-21 08:27:38 C 04 52 41.232 +24 20 08.02 V T05
2026-01-21 08:35:39 C 04 52 41.095 +24 20 09.74 V T05
2026-01-21 08:49:46 C 04 52 40.970 +24 20 08.95 V T05
2026-01-26 08:16:51 C 04 52 17.066 +24 08 23.82 V T08
2026-01-26 08:20:51 C 04 52 17.203 +24 08 25.55 V T08
2026-01-26 08:55:43 C 04 52 17.057 +24 08 22.85 V T08
2026-01-26 09:04:17 C 04 52 17.093 +24 08 20.80 V T08
2026-02-10 13:52:11 C 04 54 05.619 +23 39 02.44 V D29
2026-02-10 14:01:06 C 04 54 05.736 +23 39 01.93 V D29
2026-02-10 14:12:33 C 04 54 05.838 +23 39 00.98 V D29
2026-02-10 14:21:27 C 04 54 05.961 +23 39 00.86 V D29
2026-02-10 14:32:55 C 04 54 06.097 +23 38 58.97 V D29
2026-02-10 14:41:49 C 04 54 06.134 +23 38 58.41 V D29
2026-02-11 21:25:17 C 04 54 27.658 +23 36 59.00 V R17
2026-02-11 21:45:38 C 04 54 27.876 +23 36 57.60 V R17
2026-02-11 22:06:01 C 04 54 28.133 +23 36 56.05 V R17
2026-02-11 22:26:23 C 04 54 28.339 +23 36 54.86 V R17
2026-02-15 12:37:13 C 04 55 38.234 +23 31 35.76 q Q14
2026-02-15 12:46:27 C 04 55 38.729 +23 31 35.65 q Q14
2026-02-15 20:19:00 C 04 55 45.535 +23 31 09.70 V I81
2026-02-15 20:27:02 C 04 55 45.638 +23 31 09.30 V I81
2026-02-15 20:35:07 C 04 55 45.797 +23 31 09.55 V I81
2026-02-17 11:28:04 C 04 56 22.734 +23 28 58.24 V D29
2026-02-17 11:48:26 C 04 56 23.051 +23 28 57.18 V D29
2026-02-17 12:08:48 C 04 56 23.378 +23 28 56.11 V D29
2026-02-19 06:58:27 C 04 57 07.416 +23 26 39.12 V T08
2026-02-19 07:03:03 C 04 57 07.481 +23 26 39.41 V T08
2026-02-19 07:11:39 C 04 57 07.618 +23 26 37.79 V T08
2026-02-19 07:28:46 C 04 57 07.889 +23 26 38.00 V T08
2026-02-21 13:12:16 C 04 58 08.14 +23 23 53.6 D95
2026-02-21 13:30:31 C 04 58 08.37 +23 23 52.8 D95
2026-02-21 13:48:48 C 04 58 08.73 +23 23 51.5 D95
2026-03-01 20:54:39 B 05 02 37.034 +23 15 15.84 Z 185
2026-03-01 21:17:32 B 05 02 37.591 +23 15 14.51 Z 185