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
2005-04-11 21:23:43 C 05 38 46.16 +38 38 02.6 j 012
2005-04-11 21:26:43 C 05 38 46.80 +38 38 00.6 j 012
2005-04-19 03:07:18 C 06 12 58.40 +36 45 58.9 18.6 c 704
2005-04-19 03:20:50 C 06 13 00.94 +36 45 48.8 18.9 c 704
2005-04-19 03:34:18 C 06 13 03.49 +36 45 39.5 19.0 c 704
2005-04-19 03:47:46 C 06 13 06.02 +36 45 28.9 18.9 c 704
2005-04-19 04:01:13 C 06 13 08.45 +36 45 19.1 19.0 c 704
2005-04-24 22:36:44 C 06 38 11.42 +34 59 13.7 o A32
2006-01-19 16:30:48 C 22 46 25.50 +17 14 31.8 r 084
2006-02-03 18:32:40 C 23 53 17.30 +29 34 24.5 17.5 r 130
2006-02-03 18:38:34 C 23 53 18.44 +29 34 34.9 17.8 r 130
2006-02-03 18:44:38 C 23 53 19.68 +29 34 45.9 17.8 r 130
2006-02-03 18:50:27 C 23 53 20.84 +29 34 56.8 17.8 r 130
2006-02-27 17:48:17 C 02 10 06.88 +42 30 49.0 r 084
2006-02-27 17:50:25 C 02 10 07.52 +42 30 50.9 r 084
2006-03-12 03:39:26 C 03 31 07.93 +44 26 13.2 18.0 c 704
2006-03-12 03:55:40 C 03 31 12.28 +44 26 13.1 18.1 c 704
2006-03-12 04:11:59 C 03 31 16.74 +44 26 13.9 17.6 c 704
2006-03-12 04:28:23 C 03 31 21.07 +44 26 13.7 17.8 c 704
2006-03-21 20:35:57 C 04 31 44.61 +43 39 55.6 o A32
2006-03-21 20:46:52 C 04 31 47.25 +43 39 50.6 o A32
2006-03-21 20:57:35 C 04 31 49.96 +43 39 45.2 o A32
2006-03-21 21:08:17 C 04 31 52.61 +43 39 41.9 o A32
2006-04-17 03:06:01 C 06 42 03.55 +35 32 23.7 18.1 c 704
2006-04-17 03:23:04 C 06 42 06.35 +35 32 06.5 18.3 c 704
2006-04-17 03:39:38 C 06 42 09.09 +35 31 50.3 18.5 c 704
2006-04-17 03:56:16 C 06 42 11.88 +35 31 33.3 18.4 c 704
2006-04-17 04:12:54 C 06 42 14.66 +35 31 15.7 18.4 c 704
2006-04-18 03:09:06 C 06 46 03.11 +35 08 32.5 18.0 c 704
2006-04-18 03:12:17 C 06 46 03.66 +35 08 28.9 18.2 c 704
2006-04-18 03:28:05 C 06 46 06.28 +35 08 13.0 18.2 c 704
2006-04-18 03:30:20 C 06 46 06.60 +35 08 10.8 18.7 c 704
2006-04-18 03:45:05 C 06 46 09.03 +35 07 55.7 18.4 c 704
2006-04-18 03:47:54 C 06 46 09.48 +35 07 52.7 18.7 c 704
2006-04-18 04:02:26 C 06 46 11.84 +35 07 38.4 18.1 c 704
2006-04-18 04:05:11 C 06 46 12.26 +35 07 35.7 18.9 c 704
2006-04-18 04:20:28 C 06 46 14.79 +35 07 20.4 18.1 c 704
2006-04-18 04:22:28 C 06 46 15.12 +35 07 18.1 18.3 c 704
2006-04-30 03:22:49 C 07 29 40.74 +30 13 08.4 18.3 c 704
2006-04-30 03:37:40 C 07 29 42.76 +30 12 52.6 18.7 c 704
2006-04-30 03:52:31 C 07 29 44.80 +30 12 37.0 18.5 c 704
2006-04-30 04:07:20 C 07 29 46.88 +30 12 21.8 18.8 c 704
2006-04-30 04:23:03 C 07 29 49.02 +30 12 05.4 18.4 c 704
2006-05-26 03:15:03 C 08 45 26.92 +19 24 06.6 r 703
2006-05-26 03:18:29 C 08 45 27.36 +19 24 01.6 r 703
2006-05-26 03:21:54 C 08 45 27.79 +19 23 58.6 r 703
2006-05-26 03:25:18 C 08 45 28.15 +19 23 55.1 r 703
2006-06-27 08:24:44 C 10 02 35.23 +06 26 59.2 r E12
2006-06-27 08:30:30 C 10 02 35.80 +06 26 53.5 r E12
2006-06-27 08:36:13 C 10 02 36.31 +06 26 47.7 r E12