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
2024-10-03 12:33:08 C 01 13 43.279 +19 00 06.89 V F51
2024-10-03 12:53:35 C 01 13 42.864 +19 00 04.72 V F51
2024-10-03 13:13:03 C 01 13 42.438 +19 00 02.79 V F51
2024-10-03 13:32:30 C 01 13 42.055 +19 00 00.47 V F51
2024-10-07 12:05:29 C 01 11 44.164 +18 49 28.03 V F51
2024-10-11 08:03:11 C 01 09 47.253 +18 38 07.18 V F52
2024-10-11 08:18:28 C 01 09 46.876 +18 38 06.10 V F52
2024-10-13 11:30:41 C 01 08 41.152 +18 31 22.02 V F51
2024-10-23 04:58:14 C 01 03 45.061 +17 57 32.76 V G96
2024-10-23 05:06:17 C 01 03 44.957 +17 57 30.78 V G96
2024-10-23 05:14:19 C 01 03 44.773 +17 57 29.95 V G96
2024-10-23 05:22:21 C 01 03 44.554 +17 57 28.80 V G96
2024-10-28 07:31:30 C 01 01 16.820 +17 38 17.77 V V00
2024-10-28 07:39:35 C 01 01 16.655 +17 38 16.37 V V00
2024-10-28 07:47:40 C 01 01 16.489 +17 38 15.14 V V00
2024-10-28 07:55:44 C 01 01 16.338 +17 38 13.63 V V00
2024-10-30 06:42:30 C 01 00 22.195 +17 30 43.65 V F52
2024-10-30 07:00:37 C 01 00 21.823 +17 30 40.31 V F52
2024-10-30 07:18:45 C 01 00 21.499 +17 30 37.52 V F52
2024-10-30 07:36:52 C 01 00 21.171 +17 30 34.58 V F52
2024-11-03 06:18:20 C 00 58 36.317 +17 15 13.67 V F52
2024-11-03 06:37:26 C 00 58 35.985 +17 15 10.53 V F52
2024-11-03 06:56:33 C 00 58 35.619 +17 15 07.40 V F52
2024-11-03 07:15:42 C 00 58 35.264 +17 15 04.23 V F52
2024-11-10 05:41:17 C 00 55 50.636 +16 48 09.18 V F52
2024-11-10 06:16:01 C 00 55 50.057 +16 48 02.90 V F52
2024-11-10 06:33:36 C 00 55 49.789 +16 48 00.12 V F52
2024-11-20 05:09:57 C 00 52 47.802 +16 11 16.04 V F52
2024-11-20 05:28:18 C 00 52 47.620 +16 11 13.27 V F52
2024-11-20 05:46:40 C 00 52 47.400 +16 11 10.78 V F52
2024-11-20 06:05:07 C 00 52 47.210 +16 11 08.00 V F52
2025-07-26 14:18:26 C 04 28 47.389 +26 30 31.21 X F51
2025-07-26 14:25:01 C 04 28 47.708 +26 30 31.91 X F51
2025-07-26 14:31:35 C 04 28 48.017 +26 30 32.60 X F51
2025-07-26 14:38:08 C 04 28 48.339 +26 30 33.12 X F51
2025-07-28 03:21:11 C 04 30 32.854 +26 33 49.97 V Z84
2025-07-28 03:34:20 C 04 30 33.438 +26 33 51.64 V Z84
2025-07-28 03:47:31 C 04 30 34.060 +26 33 52.83 V Z84
2025-08-26 02:15:56 C 05 00 29.28 +27 20 08.4 q 215
2025-08-26 02:19:40 C 05 00 29.39 +27 20 08.9 q 215
2025-08-26 02:23:25 C 05 00 29.59 +27 20 09.0 q 215
2025-08-26 14:28:00 C 05 00 57.076 +27 20 42.62 X F52
2025-08-26 14:34:27 C 05 00 57.300 +27 20 42.73 X F52
2025-08-26 14:40:54 C 05 00 57.544 +27 20 43.24 X F52
2025-08-31 00:43:42 C 05 04 51.23 +27 25 07.3 U K77
2025-08-31 00:58:11 C 05 04 51.62 +27 25 09.1 U K77
2025-10-17 23:34:16 C 05 29 37.60 +27 36 21.5 q C10
2025-10-18 00:07:27 C 05 29 37.73 +27 36 21.3 q C10
2025-10-23 16:45:19 C 05 29 55.099 +27 33 17.50 q Q14
2025-10-23 16:54:33 C 05 29 54.941 +27 33 18.07 q Q14