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
2025-12-27 10:07:27 C 05 01 18.235 +25 29 29.11 V T08
2025-12-28 08:58:45 C 05 00 48.518 +25 26 41.17 V T05
2025-12-28 09:03:59 C 05 00 48.302 +25 26 41.06 V T05
2025-12-28 09:14:15 C 05 00 48.120 +25 26 40.20 V T05
2025-12-28 09:20:34 C 05 00 47.86 +25 26 38.0 V U94
2025-12-28 09:25:25 C 05 00 47.74 +25 26 37.3 V U94
2025-12-28 09:34:14 C 05 00 47.657 +25 26 37.36 V T05
2025-12-28 13:17:18 C 05 00 42.882 +25 26 09.32 W Q21
2025-12-28 13:24:53 C 05 00 42.722 +25 26 08.35 W Q21
2025-12-28 13:32:29 C 05 00 42.497 +25 26 07.58 W Q21
2025-12-28 13:40:02 C 05 00 42.388 +25 26 06.82 W Q21
2025-12-28 16:38:29 C 05 00 38.49 +25 25 44.4 D95
2025-12-28 17:11:55 C 05 00 37.75 +25 25 43.0 D95
2025-12-28 21:09:43 C 05 00 32.830 +25 25 10.99 W B96
2025-12-28 21:19:09 C 05 00 32.729 +25 25 07.54 W B96
2025-12-28 21:28:35 C 05 00 32.498 +25 25 06.74 W B96
2025-12-29 13:12:51 C 05 00 12.42 +25 23 13.3 q Q23
2025-12-29 13:35:37 C 05 00 11.93 +25 23 10.7 q Q23
2025-12-30 14:25:09 C 04 59 41.10 +25 20 08.9 m 349
2025-12-30 14:40:04 C 04 59 40.75 +25 20 06.7 m 349
2026-01-06 20:46:21 C 04 56 29.443 +24 59 00.46 Z I75
2026-01-06 21:32:32 C 04 56 28.668 +24 58 55.13 Z I75
2026-01-06 22:18:44 C 04 56 27.797 +24 58 50.27 Z I75
2026-01-09 13:35:22 C 04 55 30.20 +24 51 20.9 V D29
2026-01-09 13:55:44 C 04 55 29.87 +24 51 18.7 V D29
2026-01-09 14:16:06 C 04 55 29.56 +24 51 16.3 V D29
2026-01-12 15:58:47 C 04 54 31.06 +24 42 45.0 V D29
2026-01-12 16:19:09 C 04 54 30.82 +24 42 42.7 V D29
2026-01-12 16:39:31 C 04 54 30.54 +24 42 40.2 V D29
2026-01-13 02:24:14 C 04 54 23.864 +24 41 33.97 V G96
2026-01-13 02:32:20 C 04 54 23.764 +24 41 33.11 V G96
2026-01-13 02:40:26 C 04 54 23.641 +24 41 32.06 V G96
2026-01-13 02:48:33 C 04 54 23.537 +24 41 31.20 V G96
2026-01-13 15:48:56 C 04 54 14.27 +24 40 03.3 V D29
2026-01-13 15:50:13 C 04 54 14.26 +24 40 03.3 V D29
2026-01-13 16:09:18 C 04 54 14.04 +24 40 00.9 V D29
2026-01-13 16:10:35 C 04 54 14.01 +24 40 00.4 V D29
2026-01-13 16:29:40 C 04 54 13.79 +24 39 58.4 V D29
2026-01-13 16:30:56 C 04 54 13.76 +24 39 58.0 V D29
2026-01-14 06:10:28 C 04 54 04.734 +24 38 26.27 V V00
2026-01-14 06:18:31 C 04 54 04.637 +24 38 25.33 V V00
2026-01-14 06:26:33 C 04 54 04.547 +24 38 24.36 V V00
2026-01-14 06:34:36 C 04 54 04.453 +24 38 23.46 V V00
2026-01-14 06:48:05 C 04 54 04.409 +24 38 23.28 V T08
2026-01-14 06:51:28 C 04 54 04.375 +24 38 22.16 V T08
2026-01-14 07:04:57 C 04 54 04.126 +24 38 21.48 V T08
2026-01-14 07:35:29 C 04 54 03.850 +24 38 16.91 V T08
2026-01-15 18:29:58 C 04 53 42.286 +24 34 23.05 W 215
2026-01-15 18:33:43 C 04 53 42.252 +24 34 22.80 W 215
2026-01-15 18:37:28 C 04 53 42.209 +24 34 22.55 W 215