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
2014-02-19 02:58:47 S 15 39 40.39 -24 50 11.1 L C51
2014-02-19 02:58:57 S 15 39 40.36 -24 50 11.8 L C51
2014-02-19 06:08:33 S 15 39 57.600 -24 54 53.42 L C51
2014-02-23 12:53:53 S 15 49 27.074 -27 32 23.60 L C51
2014-02-23 16:03:40 S 15 49 45.034 -27 37 24.28 L C51
2014-02-23 19:13:16 S 15 50 02.921 -27 42 24.77 L C51
2014-02-23 19:13:27 S 15 50 02.945 -27 42 24.66 L C51
2014-02-23 22:23:03 S 15 50 20.82 -27 47 25.5 L C51
2014-02-24 07:52:24 S 15 51 14.866 -28 02 33.58 L C51
2014-02-24 11:02:01 S 15 51 32.856 -28 07 37.13 L C51
2014-02-24 14:11:48 S 15 51 50.91 -28 12 41.3 L C51
2014-02-24 15:46:35 S 15 51 59.97 -28 15 13.7 L C51
2014-02-24 17:21:24 S 15 52 09.03 -28 17 45.7 L C51
2014-02-24 17:21:35 S 15 52 09.05 -28 17 46.2 L C51
2014-02-24 18:56:23 S 15 52 18.08 -28 20 18.9 L C51
2014-02-24 20:31:11 S 15 52 27.12 -28 22 51.2 L C51
2014-02-24 23:40:58 S 15 52 45.28 -28 27 57.5 L C51
2014-02-25 01:15:46 S 15 52 54.34 -28 30 30.7 L C51
2014-02-25 04:25:22 S 15 53 12.547 -28 35 37.90 L C51
2014-02-25 04:25:33 S 15 53 12.550 -28 35 37.97 L C51
2014-02-25 07:35:09 S 15 53 30.754 -28 40 45.34 L C51
2014-02-25 13:54:32 S 15 54 07.22 -28 51 01.6 L C51
2014-02-27 06:45:12 C 15 58 06.11 -29 58 28.9 r Y00
2014-02-27 06:51:52 C 15 58 06.70 -29 58 40.1 r Y00
2014-02-27 06:58:29 C 15 58 07.35 -29 58 51.0 r Y00
2014-03-03 06:54:08 C 16 07 47.80 -32 44 08.0 r Y00
2014-03-03 07:00:43 C 16 07 48.45 -32 44 19.8 r Y00
2014-03-03 07:07:19 C 16 07 49.14 -32 44 31.9 r Y00
2015-01-24 15:40:09 C 15 05 54.793 -17 48 06.33 L F51
2015-01-24 15:44:19 C 15 05 55.197 -17 48 11.07 L F51
2015-01-24 15:48:28 C 15 05 55.603 -17 48 15.81 L F51
2015-01-24 15:52:41 C 15 05 56.013 -17 48 20.67 L F51
2015-03-26 04:23:01 C 18 53 33.69 -49 56 46.0 r Y00
2015-03-26 04:36:11 C 18 53 37.31 -49 57 01.9 r Y00
2015-03-26 04:48:48 C 18 53 40.90 -49 57 16.3 r Y00
2015-03-29 02:09:53 C 19 13 57.90 -51 12 07.6 o K95
2015-03-29 02:13:20 C 19 13 58.89 -51 12 12.9 o K95
2015-03-29 02:16:48 C 19 14 00.06 -51 12 13.8 o K95
2015-03-29 02:31:31 C 19 14 04.42 -51 12 29.9 o K95
2015-03-29 02:47:53 C 19 14 09.24 -51 12 46.6 o K95
2016-01-29 11:26:54 C 15 40 38.86 -24 52 32.0 R G45
2016-01-29 11:27:00 C 15 40 38.87 -24 52 32.2 R G45
2016-01-29 11:33:12 C 15 40 39.65 -24 52 39.6 R G45
2016-01-29 11:33:19 C 15 40 39.65 -24 52 39.4 R G45
2016-01-29 11:39:28 C 15 40 40.40 -24 52 46.3 R G45
2016-01-29 11:39:33 C 15 40 40.42 -24 52 46.4 R G45
2016-01-29 11:45:11 C 15 40 41.11 -24 52 52.9 R G45
2016-01-29 11:45:58 C 15 40 41.21 -24 52 53.6 R G45
2016-01-29 11:51:44 C 15 40 41.91 -24 53 00.4 R G45
2016-01-29 11:58:50 C 15 40 42.76 -24 53 07.7 R G45