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
2009-04-10 13:20:11 C 08 21 10.34 +23 54 17.2 r D29
2009-04-10 13:34:13 C 08 21 11.02 +23 53 54.0 r D29
2009-04-10 22:49:04 C 08 21 39.03 +23 38 41.0 o A32
2009-04-10 23:10:32 C 08 21 40.08 +23 38 05.6 o A32
2009-04-10 23:19:43 C 08 21 40.55 +23 37 50.9 o A32
2009-04-13 20:01:52 C 08 25 13.39 +21 49 01.2 17.0 o 084
2009-04-13 20:05:06 C 08 25 13.56 +21 48 56.1 17.0 o 084
2009-04-14 17:01:45 C 08 26 19.84 +21 16 54.6 r 168
2009-04-14 17:03:14 C 08 26 19.92 +21 16 52.3 r 168
2009-04-14 17:04:45 C 08 26 20.01 +21 16 50.0 r 168
2009-04-14 17:06:15 C 08 26 20.08 +21 16 47.6 r 168
2009-04-14 17:07:45 C 08 26 20.16 +21 16 45.5 r 168
2009-04-14 17:09:15 C 08 26 20.23 +21 16 43.3 r 168
2009-04-14 17:10:45 C 08 26 20.30 +21 16 40.7 r 168
2009-04-14 21:11:32 C 08 26 32.89 +21 10 37.8 v B75
2009-04-14 21:13:26 C 08 26 32.98 +21 10 35.1 v B75
2009-04-14 21:29:15 C 08 26 33.78 +21 10 06.6 r 168
2009-04-14 21:31:20 C 08 26 33.88 +21 10 03.4 r 168
2009-04-14 21:32:49 C 08 26 33.95 +21 10 01.0 r 168
2009-04-14 21:34:30 C 08 26 34.08 +21 09 59.0 r 168
2009-04-14 21:36:15 C 08 26 34.15 +21 09 56.0 r 168
2009-04-14 21:37:50 C 08 26 34.25 +21 09 53.8 r 168
2009-04-14 21:39:40 C 08 26 34.34 +21 09 50.4 r 168
2009-04-16 02:59:40 C 08 28 08.61 +20 26 06.5 r 703
2009-04-16 03:05:55 C 08 28 08.94 +20 25 57.5 r 703
2009-04-16 03:16:33 C 08 28 09.48 +20 25 41.7 r 703
2009-04-16 03:22:48 C 08 28 09.80 +20 25 32.3 r 703
2009-04-18 02:56:35 C 08 30 44.46 +19 16 21.3 r H53
2009-04-18 03:04:39 C 08 30 44.83 +19 16 10.3 r H53
2009-04-18 03:09:38 C 08 30 45.16 +19 16 01.5 r H53
2009-04-18 03:15:44 C 08 30 45.34 +19 15 53.5 r H53
2009-04-18 03:25:26 C 08 30 45.87 +19 15 40.3 r H53
2009-04-18 03:30:27 C 08 30 46.18 +19 15 32.3 r H53
2009-04-18 21:53:36 C 08 31 46.86 +18 49 23.5 r B12
2009-04-18 21:57:12 C 08 31 47.05 +18 49 16.2 17.1 r 084
2009-04-18 22:00:08 C 08 31 47.22 +18 49 14.2 r B12
2009-04-18 22:11:29 C 08 31 47.83 +18 48 58.1 r B12
2009-04-19 04:48:25 C 08 32 09.74 +18 39 44.7 r G96
2009-04-19 04:58:16 C 08 32 10.24 +18 39 30.9 r G96
2009-04-19 05:08:21 C 08 32 10.78 +18 39 16.5 r G96
2009-04-19 05:18:28 C 08 32 11.29 +18 39 02.2 r G96
2009-04-20 21:26:52 C 08 34 25.66 +17 43 23.9 17.3 o 084
2009-04-21 20:00:58 C 08 35 42.09 +17 12 49.9 17.1 r 084
2009-04-23 02:59:22 C 08 37 27.98 +16 31 42.8 r 703
2009-04-23 03:09:38 C 08 37 28.52 +16 31 28.0 r 703
2009-04-23 03:20:02 C 08 37 29.10 +16 31 15.3 r 703
2009-04-23 17:33:05 C 08 38 18.02 +16 12 32.7 18.0 r C20
2009-04-24 04:24:08 C 08 38 55.34 +15 58 28.8 17.9 c 704
2009-04-24 04:39:44 C 08 38 56.21 +15 58 08.5 18.3 c 704
2009-04-24 04:55:02 C 08 38 57.05 +15 57 48.9 18.1 c 704