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
2011-01-13 05:18:40 C 14 14 37.98 +22 17 07.6 r J75
2011-01-13 05:26:06 C 14 14 38.17 +22 17 04.8 r J75
2011-01-13 05:33:57 C 14 14 38.30 +22 17 01.7 r J75
2011-01-13 05:40:30 S 14 14 38.40 +22 17 02.5 L C51
2011-01-13 05:41:23 C 14 14 38.49 +22 16 58.3 r J75
2011-01-13 05:49:14 C 14 14 38.64 +22 16 55.0 r J75
2011-01-13 05:56:41 C 14 14 38.79 +22 16 52.4 r J75
2011-01-13 07:15:39 S 14 14 40.70 +22 16 23.3 L C51
2011-01-13 08:50:49 S 14 14 43.01 +22 15 43.2 L C51
2011-01-13 10:26:11 S 14 14 45.31 +22 15 03.8 L C51
2011-01-13 13:36:31 S 14 14 49.85 +22 13 44.8 L C51
2011-01-13 16:47:02 S 14 14 54.38 +22 12 26.0 L C51
2011-01-13 19:57:32 S 14 14 58.84 +22 11 07.4 L C51
2011-01-16 05:25:41 C 14 16 13.53 +21 47 29.7 w B19
2011-01-16 05:28:48 C 14 16 13.55 +21 47 28.5 w B19
2011-01-16 05:31:56 C 14 16 13.63 +21 47 27.5 w B19
2011-01-22 04:01:10 C 14 18 18.88 +20 50 55.4 w B19
2011-01-22 04:04:17 C 14 18 18.96 +20 50 54.2 w B19
2011-01-22 04:07:25 C 14 18 18.96 +20 50 53.2 w B19
2011-01-25 17:07:51 C 14 18 46.42 +20 18 16.4 o 300
2011-01-25 17:09:18 C 14 18 46.44 +20 18 16.4 o 300
2011-01-25 17:10:45 C 14 18 46.45 +20 18 15.2 o 300
2011-01-25 17:12:12 C 14 18 46.45 +20 18 14.9 o 300
2011-02-04 23:46:02 C 14 15 36.87 +18 45 51.3 c A24
2011-02-04 23:47:25 C 14 15 36.81 +18 45 50.7 c A24
2011-02-05 00:56:36 C 14 15 34.64 +18 45 25.7 c A24
2011-02-05 00:57:58 C 14 15 34.61 +18 45 25.2 c A24
2011-02-06 04:10:10 C 14 14 42.54 +18 35 08.7 w B19
2011-02-06 04:14:51 C 14 14 42.36 +18 35 06.7 w B19
2011-02-06 04:19:32 C 14 14 42.18 +18 35 05.3 w B19
2011-02-06 10:12:50 C 14 14 30.55 +18 32 52.5 16.3 c 704
2011-02-06 10:32:41 C 14 14 29.81 +18 32 45.2 16.7 c 704
2011-02-06 10:51:35 C 14 14 29.05 +18 32 38.2 16.6 c 704
2011-02-06 11:10:27 C 14 14 28.30 +18 32 31.1 16.4 c 704
2011-02-06 11:29:29 C 14 14 27.53 +18 32 23.8 16.5 c 704
2011-02-10 21:16:14 C 14 09 49.03 +17 50 37.8 r 585
2011-02-10 21:17:02 C 14 09 48.99 +17 50 37.7 r 585
2011-02-10 21:17:58 C 14 09 48.94 +17 50 37.0 r 585
2011-02-10 21:21:52 C 14 09 48.73 +17 50 35.7 r 585
2011-02-10 21:24:52 C 14 09 48.56 +17 50 34.3 r 585
2011-02-10 21:39:15 C 14 09 47.78 +17 50 28.9 r 585
2011-02-10 21:42:16 C 14 09 47.60 +17 50 27.7 r 585
2011-02-10 21:45:18 C 14 09 47.44 +17 50 26.5 r 585
2011-02-10 21:48:18 C 14 09 47.27 +17 50 25.4 r 585
2011-02-10 21:54:20 C 14 09 46.95 +17 50 22.9 r 585
2011-02-10 22:00:23 C 14 09 46.63 +17 50 20.7 r 585
2011-02-10 22:06:25 C 14 09 46.29 +17 50 18.2 r 585
2011-02-10 22:09:27 C 14 09 46.12 +17 50 16.9 r 585
2011-02-10 22:15:29 C 14 09 45.78 +17 50 14.8 r 585
2011-02-10 22:18:31 C 14 09 45.60 +17 50 13.6 r 585