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
2025-11-14 04:24:49 C 06 05 47.290 +07 05 41.71 V W68
2025-11-14 04:36:08 C 06 05 46.385 +07 05 33.47 V W68
2025-11-16 02:05:34 C 06 01 55.550 +06 34 02.86 V R17
2025-11-16 02:26:06 C 06 01 53.755 +06 33 49.03 V R17
2025-11-16 02:46:23 C 06 01 51.974 +06 33 35.14 V R17
2025-11-16 03:06:46 C 06 01 50.179 +06 33 21.02 V R17
2025-11-17 02:06:30 C 05 59 50.722 +06 17 41.60 V R17
2025-11-17 02:26:55 C 05 59 48.905 +06 17 27.71 V R17
2025-11-17 02:47:17 C 05 59 47.074 +06 17 13.96 V R17
2025-11-17 03:07:40 C 05 59 45.266 +06 17 00.06 V R17
2025-11-17 11:15:22 C 05 59 02.690 +06 11 31.29 X F52
2025-11-17 11:51:18 C 05 58 59.453 +06 11 07.04 X F52
2025-11-17 12:09:16 C 05 58 57.836 +06 10 54.92 X F52
2025-11-17 23:25:35 C 05 57 58.274 +06 03 26.68 V M22
2025-11-17 23:59:21 C 05 57 55.226 +06 03 03.71 V M22
2025-11-18 00:04:34 C 05 57 54.773 +06 03 00.65 V M22
2025-11-18 00:09:07 C 05 57 54.362 +06 02 57.70 V M22
2025-11-20 07:13:07 C 05 52 57.266 +05 26 29.04 V W68
2025-11-20 07:13:46 C 05 52 57.163 +05 26 28.86 V W68
2025-11-20 07:21:11 C 05 52 56.477 +05 26 23.93 V W68
2025-11-20 08:09:55 C 05 52 51.941 +05 25 51.92 V W68
2025-11-20 08:10:34 C 05 52 51.857 +05 25 51.02 V W68
2025-11-20 08:14:36 C 05 52 51.504 +05 25 48.76 V W68
2025-11-21 01:16:34 C 05 51 18.041 +05 14 45.64 V M22
2025-11-21 02:03:19 C 05 51 13.642 +05 14 15.47 V M22
2025-11-21 02:07:53 C 05 51 13.198 +05 14 12.44 V M22
2025-11-21 02:25:17 C 05 51 11.618 +05 14 02.04 V M22
2025-11-25 12:03:43 C 05 41 17.746 +04 08 04.63 V T08
2025-11-25 12:12:32 C 05 41 16.877 +04 07 59.23 V T08
2025-11-25 12:17:09 C 05 41 16.450 +04 07 56.50 V T08
2025-11-25 13:04:33 C 05 41 11.827 +04 07 28.16 V T08
2025-11-26 08:36:14 B 05 39 20.369 +03 55 52.07 V 648
2025-11-26 08:49:47 B 05 39 19.044 +03 55 43.82 V 648
2025-11-26 09:03:25 B 05 39 17.707 +03 55 35.51 V 648
2025-11-27 23:30:01 C 05 35 37.289 +03 33 22.32 V R17
2025-11-27 23:50:23 C 05 35 35.302 +03 33 10.94 V R17
2025-11-28 00:10:46 C 05 35 33.319 +03 32 59.24 V R17
2025-11-28 00:31:09 C 05 35 31.315 +03 32 47.83 V R17
2025-11-28 17:20:46 C 05 33 54.21 +03 23 19.7 V D29
2025-11-28 18:01:30 C 05 33 50.22 +03 22 56.8 V D29
2025-11-28 23:28:06 C 05 33 19.272 +03 19 55.45 V R17
2025-11-28 23:48:30 C 05 33 17.282 +03 19 44.83 V R17
2025-11-29 00:08:52 C 05 33 15.288 +03 19 33.28 V R17
2025-11-29 00:29:14 C 05 33 13.298 +03 19 22.22 V R17
2025-11-29 06:52:59 C 05 32 36.400 +03 15 49.80 V 703
2025-11-29 06:56:14 C 05 32 36.120 +03 15 47.50 V 703
2025-11-29 06:59:29 C 05 32 35.820 +03 15 46.20 V 703
2025-11-29 07:02:43 C 05 32 35.470 +03 15 45.20 V 703
2025-11-29 13:36:21 C 05 31 57.907 +03 12 16.02 V P07
2025-11-29 17:17:27 C 05 31 36.269 +03 10 15.92 V P07