3838 Epona (1986 WA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7027320931 ± 1.48e-08
Semi-major axis (a)1.5048507223 AU ± 8.12e-10
Inclination (i)29.19742174° ± 2.05e-06
Long. of Asc. Node (Ω)235.45990588° ± 2.17e-06
Arg. of Perihelion (ω)49.73036289° ± 2.55e-06
Mean Anomaly (M)79.34514013° ± 2.89e-06
Mean Motion (n)0.5339150274°/day ± 4.32e-10
Perihelion dist (q)0.44734382 AU ± 2.23e-08
Aphelion dist (Q)2.56235762 AU ± 2.23e-08
Orbital Period1.84603585 yr ± 1.49e-09
Physical Parameters
H (abs. magnitude)15.67
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.260″
Uncertainty0
Orbit TypeApollo
MOID0.158551 AU
Observations Used2104
Gaia Obs Used70
Oppositions14
Arc Total1986-2026
First Observation Used1986-12-01
Last Observation Used2026-02-27
Observations (2522)
Date Type RA Dec Mag Band Observatory
2023-12-15 19:42:10 C 03 05 52.42 +04 52 45.2 V D31
2023-12-15 22:07:51 C 03 05 46.94 +04 51 39.5 V D31
2023-12-16 08:26:34 C 03 05 25.382 +04 47 09.89 V T08
2023-12-16 08:30:34 C 03 05 25.222 +04 47 08.16 V T08
2023-12-16 08:45:12 C 03 05 24.689 +04 47 01.82 V T08
2023-12-16 08:56:52 C 03 05 24.262 +04 46 56.68 V T08
2023-12-16 12:35:06 C 03 05 17.254 +04 45 29.09 V P07
2023-12-16 13:15:59 C 03 05 15.751 +04 45 11.66 V P07
2023-12-16 13:52:52 C 03 05 14.393 +04 44 55.82 V P07
2023-12-16 14:31:29 C 03 05 12.943 +04 44 39.05 V P07
2023-12-16 15:08:34 C 03 05 11.657 +04 44 23.17 V P07
2023-12-17 03:00:45 C 03 04 48.382 +04 39 26.24 V W68
2023-12-17 03:11:10 C 03 04 48.022 +04 39 22.00 V W68
2023-12-17 03:15:44 C 03 04 47.863 +04 39 19.76 V W68
2023-12-17 03:39:14 C 03 04 47.054 +04 39 10.37 V W68
2023-12-17 13:02:16 C 03 04 29.693 +04 35 20.29 V P07
2023-12-17 13:36:41 C 03 04 28.524 +04 35 06.68 V P07
2023-12-17 14:16:52 C 03 04 27.170 +04 34 50.70 V P07
2023-12-17 14:50:34 C 03 04 26.057 +04 34 37.09 V P07
2023-12-17 20:07:34 B 03 04 16.668 +04 32 19.93 V L65
2023-12-17 20:12:45 B 03 04 16.548 +04 32 18.24 V L65
2023-12-17 20:17:56 B 03 04 16.356 +04 32 16.22 V L65
2023-12-18 12:22:14 C 03 03 48.398 +04 26 20.44 V P07
2023-12-18 12:23:27 C 03 03 48.298 +04 26 19.64 V P07
2023-12-18 12:59:01 C 03 03 47.287 +04 26 06.25 V P07
2023-12-18 13:00:06 C 03 03 47.222 +04 26 05.82 V P07
2023-12-18 13:34:38 C 03 03 46.138 +04 25 52.75 V P07
2023-12-18 14:10:59 C 03 03 45.029 +04 25 38.60 V P07
2023-12-18 14:47:16 C 03 03 43.906 +04 25 25.79 V P07
2023-12-18 20:40:09 C 03 03 34.210 +04 23 18.38 V M22
2023-12-18 20:44:48 C 03 03 34.058 +04 23 16.51 V M22
2023-12-18 20:54:01 C 03 03 33.809 +04 23 13.27 V M22
2023-12-18 21:23:01 C 03 03 32.952 +04 23 02.58 V M22
2023-12-28 08:28:41 C 02 59 53.734 +03 26 13.38 V T08
2023-12-28 08:33:16 C 02 59 53.736 +03 26 12.44 V T08
2023-12-28 08:48:01 C 02 59 53.590 +03 26 09.89 V T08
2023-12-28 08:59:37 C 02 59 53.494 +03 26 08.48 V T08
2023-12-30 08:39:07 C 02 59 41.304 +03 19 42.35 V T05
2023-12-30 08:44:20 C 02 59 41.297 +03 19 41.77 V T05
2023-12-30 08:53:17 C 02 59 41.285 +03 19 40.48 V T05
2023-12-30 09:07:38 C 02 59 41.237 +03 19 38.89 V T05
2023-12-30 19:59:07 C 02 59 40.25 +03 18 22.1 V Z45
2023-12-30 20:12:40 C 02 59 40.21 +03 18 20.7 V Z45
2023-12-30 20:26:12 C 02 59 40.13 +03 18 19.4 V Z45
2023-12-30 20:39:45 C 02 59 40.10 +03 18 17.7 V Z45
2023-12-30 20:56:40 C 02 59 40.04 +03 18 15.7 V Z45
2024-01-01 06:50:17 C 02 59 39.244 +03 14 55.58 X F51
2024-01-01 07:07:45 C 02 59 39.220 +03 14 54.04 X F51
2024-01-01 07:25:14 C 02 59 39.198 +03 14 52.51 X F51
2024-01-01 08:14:39 C 02 59 39.120 +03 14 48.34 V T08