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
2026-02-01 07:39:26 C 04 12 16.390 +00 44 49.67 X F52
2026-02-01 07:57:18 C 04 12 16.387 +00 44 52.95 X F52
2026-02-01 08:15:09 C 04 12 16.390 +00 44 56.26 X F52
2026-02-01 08:32:55 C 04 12 16.396 +00 44 59.74 X F52
2026-02-02 05:50:32 C 04 12 18.858 +00 49 00.31 X F52
2026-02-02 06:07:34 C 04 12 18.879 +00 49 03.49 X F52
2026-02-02 06:24:30 C 04 12 18.900 +00 49 06.70 X F52
2026-02-02 06:41:27 C 04 12 18.921 +00 49 09.90 X F52
2026-02-08 11:25:12 C 04 13 14.032 +01 18 26.12 V D29
2026-02-08 11:45:34 C 04 13 14.205 +01 18 30.79 V D29
2026-02-08 12:05:56 C 04 13 14.379 +01 18 34.53 V D29
2026-02-24 02:14:53 C 04 19 52.352 +02 37 28.24 V G96
2026-02-24 02:23:07 C 04 19 52.550 +02 37 29.82 V G96
2026-02-24 02:31:20 C 04 19 52.720 +02 37 31.73 V G96
2026-02-24 02:39:35 C 04 19 52.943 +02 37 33.53 V G96
2026-02-27 07:04:49 C 04 21 52.543 +02 53 48.67 X F52
2026-02-27 07:08:35 C 04 21 52.638 +02 53 49.37 X F52
2026-02-27 07:21:10 C 04 21 52.976 +02 53 52.25 X F52
2026-02-27 07:24:58 C 04 21 53.081 +02 53 53.00 X F52
2026-02-27 07:37:29 C 04 21 53.422 +02 53 55.62 X F52
2026-02-27 07:41:41 C 04 21 53.518 +02 53 56.54 X F52
2026-02-27 07:54:23 C 04 21 53.862 +02 53 59.03 X F52