3554 Amun (1986 EB)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2805906290 ± 1.56e-08
Semi-major axis (a)0.9739809565 AU ± 7.71e-10
Inclination (i)23.35636006° ± 1.54e-06
Long. of Asc. Node (Ω)358.59781355° ± 1.33e-06
Arg. of Perihelion (ω)359.41406001° ± 3.15e-06
Mean Anomaly (M)276.71417094° ± 8.19e-06
Mean Motion (n)1.0253840977°/day ± 1.22e-09
Perihelion dist (q)0.70069103 AU ± 1.52e-08
Aphelion dist (Q)1.24727089 AU ± 1.52e-08
Orbital Period0.96122642 yr ± 1.14e-09
Physical Parameters
H (abs. magnitude)15.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.079″
Uncertainty0
Orbit TypeAten
MOID0.250848 AU
Observations Used1611
Gaia Obs Used136
Oppositions1
Arc Total1986-2018
First Observation Used1986-03-04
Last Observation Used2018-12-20
Observations (1677)
Date Type RA Dec Mag Band Observatory
2011-04-06 22:34:20 C 10 05 29.31 -05 15 51.8 c A24
2011-04-06 23:19:09 C 10 05 22.41 -05 16 41.3 c A24
2011-04-06 23:20:11 C 10 05 22.25 -05 16 42.3 c A24
2011-04-07 02:14:15 C 10 04 56.88 -05 19 18.0 834
2011-04-07 02:38:24 C 10 04 53.17 -05 19 44.4 834
2011-04-07 23:14:40 C 10 01 54.82 -05 42 40.4 u J93
2011-04-07 23:24:55 C 10 01 53.33 -05 42 51.4 u J93
2011-04-07 23:32:59 C 10 01 52.14 -05 42 59.9 u J93
2011-04-08 20:52:39 C 09 58 56.68 -06 05 27.5 u J93
2011-04-08 21:00:50 C 09 58 55.55 -06 05 36.0 u J93
2011-04-08 21:09:00 C 09 58 54.38 -06 05 44.1 u J93
2011-04-08 22:14:53 C 09 58 44.95 -06 06 50.0 c A24
2011-04-08 22:15:55 C 09 58 44.80 -06 06 51.1 c A24
2011-04-08 22:33:04 C 09 58 42.60 -06 07 08.4 w J52
2011-04-08 22:40:14 C 09 58 41.60 -06 07 15.6 w J52
2011-04-08 22:41:47 C 09 58 41.25 -06 07 17.5 c A24
2011-04-08 22:42:54 C 09 58 41.23 -06 07 18.4 w J52
2011-04-08 23:34:33 C 09 58 33.95 -06 08 12.1 c A24
2011-04-09 19:01:03 C 09 56 02.71 -06 28 04.8 u 557
2011-04-09 20:00:09 C 09 55 54.88 -06 29 04.2 u 557
2011-04-09 20:56:22 C 09 55 47.49 -06 29 59.8 c A24
2011-04-09 20:57:24 C 09 55 47.40 -06 30 00.5 c A24
2011-04-09 20:59:24 C 09 55 47.03 -06 30 03.7 u 557
2011-04-09 21:19:31 C 09 55 44.46 -06 30 22.8 c A24
2011-04-09 21:42:21 C 09 55 41.42 -06 30 45.7 c A24
2011-04-09 22:04:48 C 09 55 38.43 -06 31 08.3 c A24
2011-04-09 22:05:51 C 09 55 38.34 -06 31 09.0 c A24
2011-04-10 21:10:31 C 09 52 47.59 -06 53 58.0 c A24
2011-04-10 21:11:34 C 09 52 47.50 -06 53 58.8 c A24
2011-04-10 21:33:57 C 09 52 44.69 -06 54 20.5 c A24
2011-04-10 21:57:23 C 09 52 41.77 -06 54 43.1 c A24
2011-04-10 22:19:45 C 09 52 38.93 -06 55 05.0 c A24
2011-04-10 22:20:48 C 09 52 38.85 -06 55 05.8 c A24
2011-04-15 00:33:39 C 09 42 12.37 -08 24 26.7 L Y28
2011-04-15 00:34:44 C 09 42 12.26 -08 24 27.7 L Y28
2011-04-15 00:35:16 C 09 42 12.21 -08 24 28.2 L Y28
2011-04-15 00:36:23 C 09 42 12.10 -08 24 29.1 L Y28
2011-04-15 00:37:28 C 09 42 11.99 -08 24 30.1 L Y28
2011-04-15 00:38:01 C 09 42 11.94 -08 24 30.5 L Y28
2011-04-15 00:38:34 C 09 42 11.88 -08 24 31.0 L Y28
2011-04-15 00:40:14 C 09 42 11.71 -08 24 32.3 L Y28
2011-04-15 00:41:54 C 09 42 11.55 -08 24 33.7 L Y28
2011-04-15 00:42:27 C 09 42 11.49 -08 24 34.2 L Y28
2011-04-15 00:43:32 C 09 42 11.38 -08 24 35.2 L Y28
2011-04-15 00:45:12 C 09 42 11.22 -08 24 36.6 L Y28
2011-04-15 00:46:18 C 09 42 11.11 -08 24 37.5 L Y28
2011-04-15 00:46:50 C 09 42 11.05 -08 24 38.0 L Y28
2011-04-15 00:47:24 C 09 42 11.00 -08 24 38.4 L Y28
2011-04-15 00:47:57 C 09 42 10.94 -08 24 38.9 L Y28
2011-04-15 00:48:29 C 09 42 10.89 -08 24 39.3 L Y28