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
2012-04-02 14:14:25 C 12 03 36.755 -35 42 35.94 r E12
2012-04-12 11:52:06 C 10 50 31.858 -39 24 58.00 r E12
2012-04-12 12:22:35 C 10 50 22.867 -39 25 09.67 r E12
2012-04-12 12:37:49 C 10 50 18.376 -39 25 15.15 r E12
2012-04-24 11:02:48 C 09 44 22.536 -39 20 32.77 r E12
2012-04-24 11:18:59 C 09 44 19.597 -39 20 28.02 r E12
2012-04-24 11:35:21 C 09 44 16.619 -39 20 23.08 r E12
2012-04-24 11:51:42 C 09 44 13.656 -39 20 18.17 r E12
2012-12-08 11:54:52 C 13 10 01.38 +12 52 58.1 r 703
2012-12-08 12:04:43 C 13 10 02.20 +12 52 48.9 r 703
2012-12-08 12:14:30 C 13 10 03.03 +12 52 41.3 r 703
2012-12-08 12:24:20 C 13 10 03.86 +12 52 32.9 r 703
2012-12-28 02:13:16 C 13 47 15.56 +06 00 50.0 o C41
2012-12-28 02:59:08 C 13 47 18.96 +06 00 10.4 o C41
2012-12-28 03:00:36 C 13 47 19.07 +06 00 08.1 o C41
2012-12-28 03:02:08 C 13 47 19.22 +06 00 07.1 o C41
2013-01-09 11:12:38 C 14 08 39.49 +01 32 43.4 18.0 c 704
2013-01-09 11:31:06 C 14 08 40.76 +01 32 26.2 18.1 c 704
2013-01-09 11:49:31 C 14 08 41.98 +01 32 08.7 18.4 c 704
2013-01-09 11:55:25 C 14 08 42.39 +01 32 03.0 r 703
2013-01-09 12:03:35 C 14 08 42.93 +01 31 55.4 r 703
2013-01-09 12:07:56 C 14 08 43.24 +01 31 51.8 18.2 c 704
2013-01-09 12:11:49 C 14 08 43.47 +01 31 48.1 r 703
2013-01-09 12:20:01 C 14 08 43.98 +01 31 40.5 r 703
2013-01-09 12:26:23 C 14 08 44.46 +01 31 35.1 18.3 c 704
2013-01-27 15:02:31 C 14 37 04.146 -05 34 20.86 L F51
2013-01-27 15:09:18 C 14 37 04.538 -05 34 28.06 L F51
2013-02-09 03:47:42 C 14 54 17.96 -11 17 36.0 17.0 q A14
2013-02-09 04:22:22 C 14 54 19.69 -11 18 18.5 17.0 q A14
2013-02-09 04:56:12 C 14 54 21.41 -11 19 00.6 17.0 q A14
2013-02-18 11:10:18 C 15 05 23.24 -16 17 35.5 r G96
2013-02-18 11:27:46 C 15 05 23.96 -16 18 01.1 r G96
2013-02-18 11:45:13 C 15 05 24.72 -16 18 26.7 r G96
2013-02-18 12:02:49 C 15 05 25.44 -16 18 52.3 r G96
2013-02-24 10:29:44 C 15 11 30.18 -19 59 31.9 u H21
2013-02-24 10:32:13 C 15 11 30.27 -19 59 36.1 u H21
2013-02-24 10:35:02 C 15 11 30.37 -19 59 40.7 u H21
2013-02-24 10:37:07 C 15 11 30.44 -19 59 44.1 u H21
2013-02-24 10:40:15 C 15 11 30.55 -19 59 49.2 u H21
2013-02-24 10:43:02 C 15 11 30.65 -19 59 53.9 u H21
2013-03-15 17:04:02 C 15 22 36.41 -35 54 54.4 q E12
2013-03-15 17:18:06 C 15 22 36.34 -35 55 30.7 q E12
2013-05-03 09:38:55 C 07 26 42.661 -71 44 00.04 q E12
2013-05-03 09:45:52 C 07 26 40.005 -71 43 44.74 q E12
2013-05-03 09:52:57 C 07 26 37.307 -71 43 29.17 q E12
2013-05-03 09:59:57 C 07 26 34.631 -71 43 13.74 q E12
2013-05-11 09:23:16 C 06 40 11.121 -64 55 53.25 q E12
2013-05-11 09:30:59 C 06 40 09.857 -64 55 36.75 q E12
2013-05-11 09:38:49 C 06 40 08.527 -64 55 20.06 q E12
2013-05-11 09:46:30 C 06 40 07.320 -64 55 03.79 q E12