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
2025-10-31 13:51:12 C 05 29 16.908 +27 27 16.70 V T05
2025-10-31 14:03:08 C 05 29 16.834 +27 27 16.13 V T05
2025-10-31 14:07:48 C 05 29 16.939 +27 27 17.14 V T05
2025-10-31 14:22:48 C 05 29 16.865 +27 27 15.88 V T05
2025-11-10 20:17:45 B 05 26 43.97 +27 15 53.8 A77
2025-11-10 20:29:29 B 05 26 43.73 +27 15 53.4 A77
2025-11-10 20:41:13 B 05 26 43.47 +27 15 52.6 A77
2025-11-14 00:15:49 B 05 25 34.44 +27 11 30.6 X G00
2025-11-14 00:22:28 B 05 25 34.37 +27 11 30.8 X G00
2025-11-14 00:29:08 B 05 25 34.22 +27 11 30.3 X G00
2025-11-15 19:57:43 C 05 24 50.15 +27 08 46.8 V D29
2025-11-15 20:18:05 C 05 24 49.79 +27 08 45.3 V D29
2025-11-15 20:38:26 C 05 24 49.42 +27 08 44.2 V D29
2025-11-16 15:33:56 C 05 24 29.266 +27 07 30.86 q Q14
2025-11-16 15:43:10 C 05 24 29.412 +27 07 29.89 q Q14
2025-11-18 23:17:44 B 05 23 27.26 +27 03 42.4 X A71
2025-11-18 23:27:51 B 05 23 27.08 +27 03 41.7 X A71
2025-11-18 23:37:16 B 05 23 26.85 +27 03 41.3 X A71
2025-11-20 19:22:49 C 05 22 34.68 +27 00 32.9 V D29
2025-11-20 19:43:11 C 05 22 34.28 +27 00 31.4 V D29
2025-11-20 20:03:33 C 05 22 33.88 +27 00 29.8 V D29
2025-11-21 22:02:26 C 05 22 02.018 +26 58 32.23 Z I75
2025-11-21 23:03:05 C 05 22 00.674 +26 58 28.52 Z I75
2025-11-22 00:03:44 C 05 21 59.359 +26 58 23.52 Z I75
2025-11-28 06:52:50 C 05 18 37.350 +26 46 02.17 V G96
2025-11-28 07:01:00 C 05 18 37.141 +26 46 01.34 V G96
2025-11-28 07:09:11 C 05 18 36.925 +26 46 00.73 V G96
2025-11-28 07:17:21 C 05 18 36.738 +26 45 59.83 V G96
2025-11-28 10:25:05 C 05 18 32.256 +26 45 43.56 V T05
2025-11-28 10:27:42 C 05 18 32.321 +26 45 44.32 V T05
2025-11-28 10:32:56 C 05 18 32.112 +26 45 43.49 V T05
2025-11-28 10:44:10 C 05 18 31.800 +26 45 42.34 V T05
2025-11-28 16:16:03 C 05 18 23.95 +26 45 12.1 V D29
2025-11-28 16:35:08 C 05 18 23.52 +26 45 10.4 V D29
2025-11-28 16:54:13 C 05 18 23.04 +26 45 08.9 V D29
2025-11-28 21:38:38 C 05 18 16.385 +26 44 43.33 Z I75
2025-11-28 22:18:19 C 05 18 15.461 +26 44 39.70 Z I75
2025-11-28 23:01:02 C 05 18 14.443 +26 44 35.12 Z I75
2025-11-29 14:48:13 C 05 17 51.75 +26 43 10.8 q 903
2025-11-29 15:01:54 C 05 17 51.46 +26 43 09.8 q 903
2025-11-30 09:44:38 C 05 17 24.262 +26 41 27.60 V T05
2025-11-30 09:49:27 C 05 17 24.233 +26 41 28.03 V T05
2025-11-30 09:54:01 C 05 17 24.058 +26 41 26.84 V T05
2025-11-30 10:05:14 C 05 17 23.777 +26 41 26.27 V T05
2025-12-08 01:01:36 C 05 12 48.185 +26 23 23.50 Z I75
2025-12-08 01:29:47 C 05 12 47.458 +26 23 19.75 Z I75
2025-12-08 01:57:57 C 05 12 46.697 +26 23 17.09 Z I75
2025-12-08 21:24:23 C 05 12 16.862 +26 21 13.43 W I81
2025-12-08 21:28:25 C 05 12 16.762 +26 21 12.85 W I81
2025-12-09 10:07:15 C 05 11 56.951 +26 19 53.47 V G96