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
2011-03-31 23:12:29 C 10 30 09.52 -02 22 17.7 c A24
2011-03-31 23:13:01 C 10 30 09.41 -02 22 18.5 c A24
2011-04-01 22:48:10 C 10 25 38.35 -02 53 00.1 c A24
2011-04-01 22:59:11 C 10 25 36.21 -02 53 14.2 c A24
2011-04-01 23:06:37 C 10 25 34.78 -02 53 23.6 c A24
2011-04-01 23:25:36 C 10 25 31.09 -02 53 47.6 c A24
2011-04-01 23:33:03 C 10 25 29.66 -02 53 57.3 c A24
2011-04-01 23:44:04 C 10 25 27.53 -02 54 11.5 c A24
2011-04-02 22:13:13 C 10 21 19.98 -03 22 38.5 c A24
2011-04-02 22:25:00 C 10 21 17.79 -03 22 53.1 c A24
2011-04-02 22:32:56 C 10 21 16.32 -03 23 03.0 c A24
2011-04-02 22:53:11 C 10 21 12.55 -03 23 28.2 c A24
2011-04-02 23:01:08 C 10 21 11.09 -03 23 38.1 c A24
2011-04-02 23:12:55 C 10 21 08.91 -03 23 52.6 c A24
2011-04-04 01:46:20 C 10 16 30.25 -03 56 25.9 u I15
2011-04-04 01:50:45 C 10 16 29.47 -03 56 31.3 u I15
2011-04-04 01:56:15 C 10 16 28.49 -03 56 37.9 u I15
2011-04-05 04:38:35 C 10 12 01.23 -04 28 14.4 15.2 c 704
2011-04-05 04:57:02 C 10 11 58.11 -04 28 36.0 15.4 c 704
2011-04-05 05:15:18 C 10 11 55.02 -04 28 57.2 15.3 c 704
2011-04-05 05:33:19 C 10 11 51.97 -04 29 18.2 15.2 c 704
2011-04-05 05:51:13 C 10 11 48.96 -04 29 39.0 15.3 c 704
2011-04-05 12:57:33 C 10 10 40.59 -04 37 20.2 r D96
2011-04-05 13:16:56 C 10 10 37.35 -04 37 42.3 r D96
2011-04-05 15:39:29 C 10 10 14.09 -04 40 59.0 o 300
2011-04-05 15:41:44 C 10 10 13.71 -04 41 01.6 o 300
2011-04-05 15:44:01 C 10 10 13.32 -04 41 04.0 o 300
2011-04-05 15:46:17 C 10 10 12.95 -04 41 06.9 o 300
2011-04-05 15:48:34 C 10 10 12.59 -04 41 09.3 o 300
2011-04-05 15:50:50 C 10 10 12.23 -04 41 12.1 o 300
2011-04-05 15:53:32 C 10 10 11.76 -04 41 14.9 o 300
2011-04-05 15:55:48 C 10 10 11.42 -04 41 17.7 o 300
2011-04-05 22:08:48 C 10 09 13.32 -04 48 29.2 c A24
2011-04-05 22:09:50 C 10 09 13.15 -04 48 30.4 c A24
2011-04-05 22:32:28 C 10 09 09.48 -04 48 55.9 c A24
2011-04-05 22:56:09 C 10 09 05.67 -04 49 22.8 c A24
2011-04-05 23:18:48 C 10 09 02.00 -04 49 48.5 c A24
2011-04-05 23:19:51 C 10 09 01.85 -04 49 49.6 c A24
2011-04-06 02:38:40 C 10 08 32.42 -04 53 31.1 15.1 c 704
2011-04-06 02:56:00 C 10 08 29.54 -04 53 50.9 15.2 c 704
2011-04-06 03:13:29 C 10 08 26.84 -04 54 11.8 15.1 c 704
2011-04-06 03:30:51 C 10 08 23.99 -04 54 30.8 15.1 c 704
2011-04-06 03:48:11 C 10 08 21.14 -04 54 50.6 15.4 c 704
2011-04-06 11:13:26 C 10 07 12.91 -05 03 11.2 u 379
2011-04-06 11:16:07 C 10 07 12.47 -05 03 14.3 u 379
2011-04-06 11:24:46 C 10 07 11.08 -05 03 24.0 u 379
2011-04-06 11:27:28 C 10 07 10.65 -05 03 27.1 u 379
2011-04-06 11:41:05 C 10 07 08.47 -05 03 42.3 u 379
2011-04-06 22:11:26 C 10 05 32.85 -05 15 26.8 c A24
2011-04-06 22:12:28 C 10 05 32.69 -05 15 27.9 c A24