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
2024-01-01 08:26:58 C 02 59 39.106 +03 14 47.18 V T08
2024-01-01 08:31:03 C 02 59 39.089 +03 14 46.68 V T08
2024-01-01 08:51:11 C 02 59 39.108 +03 14 44.88 V T08
2024-01-01 20:36:41 C 02 59 40.17 +03 13 42.8 V M14
2024-01-01 20:56:12 C 02 59 40.22 +03 13 41.3 V M14
2024-01-01 21:16:51 C 02 59 40.23 +03 13 39.5 V M14
2024-01-02 02:18:22 C 02 59 40.800 +03 13 25.28 V W68
2024-01-02 02:22:56 C 02 59 40.814 +03 13 24.64 V W68
2024-01-02 03:05:25 C 02 59 40.817 +03 13 21.65 V W68
2024-01-03 05:45:22 C 02 59 46.003 +03 11 25.29 X F51
2024-01-03 06:04:33 C 02 59 46.039 +03 11 24.14 X F51
2024-01-03 06:23:51 C 02 59 46.075 +03 11 22.93 X F51
2024-01-03 06:43:13 C 02 59 46.114 +03 11 21.75 X F51
2024-01-03 08:18:53 C 02 59 46.320 +03 11 16.01 V T05
2024-01-03 08:26:58 C 02 59 46.322 +03 11 15.65 V T05
2024-01-03 08:32:11 C 02 59 46.337 +03 11 15.22 V T05
2024-01-03 08:47:26 C 02 59 46.356 +03 11 14.32 V T05
2024-01-05 08:09:04 C 03 00 02.299 +03 09 02.88 V T08
2024-01-05 08:35:13 C 03 00 02.472 +03 09 02.12 V T08
2024-01-05 08:42:49 C 03 00 02.489 +03 09 01.48 V T08
2024-01-05 09:02:02 C 03 00 02.611 +03 09 00.32 V T08
2024-01-06 01:42:51 C 03 00 10.382 +03 08 37.64 V W68
2024-01-06 01:47:28 C 03 00 10.423 +03 08 37.10 V W68
2024-01-06 02:15:56 C 03 00 10.591 +03 08 36.24 V W68
2024-01-06 02:25:06 C 03 00 10.673 +03 08 36.13 V W68
2024-01-07 07:24:57 C 03 00 26.371 +03 07 59.59 V T05
2024-01-07 07:30:10 C 03 00 26.414 +03 07 59.23 V T05
2024-01-07 07:38:38 C 03 00 26.474 +03 07 59.30 V T05
2024-01-07 07:53:06 C 03 00 26.585 +03 07 59.02 V T05
2024-01-10 01:22:56 C 03 01 12.497 +03 08 22.27 V W68
2024-01-10 01:27:30 C 03 01 12.612 +03 08 22.09 V W68
2024-01-10 01:37:58 C 03 01 12.689 +03 08 22.13 V W68
2024-01-10 01:54:59 C 03 01 12.893 +03 08 22.06 V W68
2024-01-11 19:35:58 C 03 01 49.325 +03 09 29.95 V M22
2024-01-11 19:40:32 C 03 01 49.330 +03 09 30.74 V M22
2024-01-11 19:55:03 C 03 01 49.565 +03 09 29.88 V M22
2024-01-11 20:08:56 C 03 01 49.747 +03 09 31.14 V M22
2024-01-13 07:09:39 C 03 02 24.468 +03 10 53.44 V T08
2024-01-13 07:15:04 C 03 02 24.586 +03 10 54.59 V T08
2024-01-13 07:23:21 C 03 02 24.689 +03 10 54.41 V T08
2024-01-13 07:40:35 C 03 02 25.008 +03 10 54.91 V T08
2024-01-14 01:32:14 C 03 02 44.112 +03 11 56.11 V W68
2024-01-14 01:36:49 C 03 02 44.203 +03 11 56.26 V W68
2024-01-14 01:53:10 C 03 02 44.405 +03 11 56.51 V W68
2024-01-14 02:00:58 C 03 02 44.570 +03 11 56.87 V W68
2024-01-14 03:58:03 C 03 02 46.799 +03 11 56.98 V G96
2024-01-14 04:05:28 C 03 02 46.928 +03 11 57.30 V G96
2024-01-14 04:12:54 C 03 02 47.051 +03 11 57.98 V G96
2024-01-14 04:20:20 C 03 02 47.173 +03 11 58.31 V G96
2024-01-15 07:34:50 C 03 03 18.175 +03 13 38.06 V T05