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
2025-11-29 17:46:21 C 05 31 33.446 +03 10 00.05 V P07
2025-11-29 18:09:13 C 05 31 31.193 +03 09 47.81 V P07
2025-11-30 04:51:17 C 05 30 29.990 +03 03 53.70 V 703
2025-11-30 04:54:32 C 05 30 29.710 +03 03 51.40 V 703
2025-11-30 04:57:47 C 05 30 29.360 +03 03 49.80 V 703
2025-11-30 05:01:02 C 05 30 29.040 +03 03 49.20 V 703
2025-12-01 06:05:09 C 05 28 04.652 +02 50 31.96 V G96
2025-12-01 06:08:21 C 05 28 04.357 +02 50 30.98 V 703
2025-12-01 06:12:33 C 05 28 03.925 +02 50 28.07 V G96
2025-12-01 06:13:15 C 05 28 03.860 +02 50 27.78 V 703
2025-12-01 06:18:10 C 05 28 03.367 +02 50 25.62 V 703
2025-12-01 06:19:58 C 05 28 03.205 +02 50 24.18 V G96
2025-12-01 06:23:04 C 05 28 02.946 +02 50 23.35 V 703
2025-12-01 06:27:22 C 05 28 02.550 +02 50 19.61 V G96
2025-12-01 09:08:32 C 05 27 47.094 +02 48 57.99 X F52
2025-12-01 09:25:28 C 05 27 45.439 +02 48 49.18 X F52
2025-12-01 09:32:18 C 05 27 44.748 +02 48 45.83 V T08
2025-12-01 09:34:56 C 05 27 44.496 +02 48 44.60 V T08
2025-12-01 09:42:16 C 05 27 43.797 +02 48 40.41 X F52
2025-12-01 09:45:38 C 05 27 43.457 +02 48 38.66 V T08
2025-12-01 09:59:16 C 05 27 42.132 +02 48 31.62 X F52
2025-12-01 10:06:33 C 05 27 41.400 +02 48 28.01 V T08
2025-12-02 05:34:07 C 05 25 49.498 +02 38 35.20 V W68
2025-12-02 06:10:20 C 05 25 45.950 +02 38 17.16 V W68
2025-12-02 06:15:00 C 05 25 45.504 +02 38 14.78 V W68
2025-12-02 06:55:45 C 05 25 41.558 +02 37 53.69 V W68
2025-12-02 15:59:09 C 05 24 49.918 +02 33 19.26 V P07
2025-12-02 15:59:18 C 05 24 49.910 +02 33 18.94 V P07
2025-12-02 18:13:54 C 05 24 36.814 +02 32 11.87 V P07
2025-12-02 18:37:22 C 05 24 34.507 +02 32 00.49 V P07
2025-12-02 18:51:21 C 05 24 33.151 +02 31 52.82 V P07
2025-12-02 19:53:53 C 05 24 27.058 +02 31 21.86 V P07
2025-12-02 19:55:44 C 05 24 26.779 +02 31 21.04 V P07
2025-12-02 20:15:56 C 05 24 24.934 +02 31 11.24 V P07
2025-12-02 20:16:04 C 05 24 24.905 +02 31 11.28 V P07
2025-12-08 03:07:32 C 05 12 30.684 +01 33 20.99 V W68
2025-12-08 03:10:50 C 05 12 30.372 +01 33 20.02 V W68
2025-12-08 03:16:43 C 05 12 29.846 +01 33 17.64 V W68
2025-12-08 03:24:35 C 05 12 29.093 +01 33 13.79 V W68
2025-12-08 08:53:48 C 05 11 58.488 +01 30 51.12 V 703
2025-12-08 08:54:10 C 05 11 58.524 +01 30 50.00 V 703
2025-12-08 08:57:04 C 05 11 58.211 +01 30 49.39 V 703
2025-12-08 08:57:27 C 05 11 58.211 +01 30 49.39 V 703
2025-12-08 09:00:43 C 05 11 57.912 +01 30 47.99 V 703
2025-12-08 09:03:37 C 05 11 57.556 +01 30 46.40 V 703
2025-12-08 09:04:00 C 05 11 57.559 +01 30 46.66 V 703
2025-12-09 04:45:40 B 05 10 10.116 +01 22 51.28 V 648
2025-12-09 04:59:23 B 05 10 08.854 +01 22 46.02 V 648
2025-12-09 05:17:50 B 05 10 07.145 +01 22 39.18 V 648
2025-12-09 10:45:46 C 05 09 37.086 +01 20 31.37 X F51