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
2010-01-24 01:52:33 C 14 42 24.94 +42 50 17.9 15.9 u C20
2010-02-01 00:04:14 C 14 25 24.86 +44 34 10.2 u B67
2010-02-01 00:11:02 C 14 25 24.07 +44 34 15.1 u B67
2010-02-01 00:17:50 C 14 25 23.26 +44 34 19.3 u B67
2010-02-03 02:14:22 C 14 19 13.46 +45 04 28.4 15.4 u C20
2010-02-03 02:16:30 C 14 19 13.17 +45 04 29.7 15.4 u C20
2010-02-07 02:28:21 C 14 04 54.21 +46 02 48.1 15.3 u C20
2010-02-07 02:30:28 C 14 04 53.84 +46 02 49.3 15.3 u C20
2010-02-08 01:36:36 C 14 00 55.52 +46 16 29.2 15.4 u C20
2010-02-08 01:38:43 C 14 00 55.05 +46 16 30.4 15.2 u C20
2010-02-11 02:22:17 C 13 46 51.96 +46 56 54.9 15.2 u C20
2010-02-11 02:24:24 C 13 46 51.52 +46 56 56.0 15.2 u C20
2010-02-14 01:12:43 C 13 30 50.53 +47 29 34.4 14.3 u C20
2010-02-16 01:43:35 C 13 18 28.60 +47 45 49.5 15.1 u C20
2010-02-16 01:45:42 C 13 18 27.99 +47 45 50.1 15.1 u C20
2010-02-17 20:30:02 C 13 06 42.22 +47 54 19.2 r C00
2010-02-17 20:38:09 C 13 06 39.92 +47 54 20.6 r C00
2010-02-20 01:36:35 C 12 50 53.70 +47 56 11.5 15.0 u C20
2010-02-20 01:38:45 C 12 50 53.02 +47 56 11.2 14.9 u C20
2010-02-20 01:58:27 C 12 50 48.48 +47 56 11.6 r J52
2010-02-20 02:10:58 C 12 50 44.52 +47 56 10.7 r J52
2010-02-20 02:18:11 C 12 50 42.24 +47 56 10.2 r J52
2010-02-24 00:12:53 C 12 20 22.44 +47 27 35.4 14.7 u C20
2010-02-24 00:15:03 C 12 20 21.67 +47 27 34.3 14.7 u C20
2010-02-24 17:54:14 C 12 14 27.52 +47 16 44.8 u 084
2010-02-24 21:54:44 C 12 13 05.23 +47 14 26.8 14.9 u C20
2010-02-24 21:56:51 C 12 13 04.52 +47 14 25.5 14.8 u C20
2010-02-25 22:09:45 C 12 04 50.63 +46 56 38.0 14.8 u C20
2010-02-28 22:10:31 C 11 40 16.04 +45 43 40.0 14.2 u C20
2010-02-28 22:12:38 C 11 40 15.31 +45 43 37.4 14.2 u C20
2010-03-01 22:33:50 C 11 32 01.73 +45 12 08.8 14.2 u C20
2010-03-03 02:29:50 C 11 22 42.12 +44 31 47.3 17.7 u C20
2010-03-04 19:51:52 C 11 09 21.20 +43 24 37.1 c 127
2010-03-04 19:56:09 C 11 09 19.82 +43 24 29.8 c 127
2010-03-04 20:00:48 C 11 09 18.33 +43 24 22.0 c 127
2010-03-04 20:05:48 C 11 09 16.70 +43 24 13.7 c 127
2010-03-04 20:11:16 C 11 09 14.95 +43 24 04.4 c 127
2010-03-04 22:13:14 C 11 08 34.23 +43 20 41.9 14.6 u C20
2010-03-04 22:15:20 C 11 08 33.57 +43 20 38.3 14.6 u C20
2010-03-06 01:50:03 C 10 59 55.13 +42 30 40.0 15.0 u C20
2010-03-06 01:52:10 C 10 59 54.54 +42 30 36.3 15.0 u C20
2010-03-07 23:11:55 C 10 46 23.72 +41 01 36.1 14.8 u C20
2010-03-07 23:14:01 C 10 46 23.08 +41 01 31.6 14.9 u C20
2010-03-12 20:15:21 C 10 15 46.22 +36 40 20.0 14.4 o 084
2010-03-13 03:02:40 C 10 14 10.29 +36 24 06.3 14.3 u 084
2010-03-13 03:07:51 C 10 14 09.09 +36 23 53.7 14.2 u 084
2010-03-13 03:13:03 C 10 14 07.89 +36 23 41.0 14.2 u 084
2010-03-14 00:53:22 C 10 09 15.49 +35 32 12.4 u 160
2010-03-14 00:54:44 C 10 09 15.18 +35 32 08.9 u 160
2010-03-14 00:56:08 C 10 09 14.86 +35 32 05.5 u 160