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
2011-03-22 22:02:03 C 11 19 27.40 +02 52 37.1 c A24
2011-03-23 21:55:06 C 11 13 28.31 +02 16 00.0 c A24
2011-03-23 21:56:08 C 11 13 28.05 +02 15 58.3 c A24
2011-03-23 23:04:33 C 11 13 10.55 +02 14 14.6 u 160
2011-03-23 23:06:09 C 11 13 10.14 +02 14 12.1 u 160
2011-03-23 23:07:56 C 11 13 09.64 +02 14 09.8 u 160
2011-03-24 18:39:50 C 11 08 22.57 +01 44 22.2 u 118
2011-03-24 18:51:09 C 11 08 19.76 +01 44 05.1 u 118
2011-03-24 19:02:28 C 11 08 16.94 +01 43 47.7 u 118
2011-03-24 19:13:48 C 11 08 14.12 +01 43 30.7 u 118
2011-03-24 23:54:53 C 11 07 04.09 +01 36 27.4 u 160
2011-03-24 23:56:33 C 11 07 03.67 +01 36 24.8 u 160
2011-03-24 23:58:13 C 11 07 03.26 +01 36 22.4 u 160
2011-03-25 22:06:07 C 11 01 44.88 +01 03 03.1 u B83
2011-03-25 22:13:28 C 11 01 43.07 +01 02 52.0 u B83
2011-03-25 22:21:04 C 11 01 41.22 +01 02 40.6 u B83
2011-03-25 22:28:58 C 11 01 39.28 +01 02 28.9 u B83
2011-03-25 23:09:38 C 11 01 29.28 +01 01 27.7 c A24
2011-03-25 23:22:31 C 11 01 26.14 +01 01 08.4 c A24
2011-03-25 23:31:11 C 11 01 24.02 +01 00 55.5 c A24
2011-03-25 23:53:18 C 11 01 18.64 +01 00 22.5 c A24
2011-03-26 00:01:58 C 11 01 16.54 +01 00 09.4 c A24
2011-03-26 00:14:49 C 11 01 13.40 +00 59 50.1 c A24
2011-03-26 07:41:35 C 10 59 27.74 +00 48 49.4 14.3 c 704
2011-03-26 08:03:40 C 10 59 22.41 +00 48 17.0 14.3 c 704
2011-03-26 09:00:27 C 10 59 08.69 +00 46 52.6 13.9 c 704
2011-03-26 09:19:11 C 10 59 04.19 +00 46 24.5 14.0 c 704
2011-03-26 09:38:13 C 10 58 59.63 +00 45 56.0 14.2 c 704
2011-03-26 20:03:40 C 10 56 35.88 +00 30 25.0 c A53
2011-03-26 20:05:53 C 10 56 35.32 +00 30 21.4 c A53
2011-03-26 20:08:26 C 10 56 34.73 +00 30 17.6 c A53
2011-03-26 20:11:46 C 10 56 33.95 +00 30 12.3 c A53
2011-03-26 20:14:13 C 10 56 33.35 +00 30 09.0 c A53
2011-03-27 22:01:18 C 10 50 38.53 -00 07 36.0 u 557
2011-03-27 23:01:33 C 10 50 24.62 -00 09 03.1 u 557
2011-03-28 00:02:28 C 10 50 10.59 -00 10 31.3 u 557
2011-03-28 01:32:04 C 10 49 52.41 -00 12 35.5 u I34
2011-03-28 02:03:38 C 10 49 44.89 -00 13 23.5 u I34
2011-03-28 02:35:00 C 10 49 37.75 -00 14 07.2 u I34
2011-03-28 03:09:25 C 10 49 29.85 -00 14 58.2 u I34
2011-03-29 01:30:32 C 10 44 34.57 -00 46 54.1 u I34
2011-03-29 02:04:37 C 10 44 26.79 -00 47 43.5 u I34
2011-03-29 02:38:15 C 10 44 19.36 -00 48 30.9 u I34
2011-03-29 03:11:27 C 10 44 11.86 -00 49 17.3 u I34
2011-03-30 19:27:53 C 10 35 43.72 -01 45 08.9 v 434
2011-03-30 19:30:19 C 10 35 43.22 -01 45 12.3 v 434
2011-03-30 19:32:24 C 10 35 42.78 -01 45 15.1 v 434
2011-03-30 19:33:49 C 10 35 42.48 -01 45 16.9 v 434
2011-03-31 23:11:24 C 10 30 09.71 -02 22 16.3 c A24
2011-03-31 23:11:56 C 10 30 09.62 -02 22 17.0 c A24