488515 (2001 FE90)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4953228866 ± 1.35e-08
Semi-major axis (a)1.9343905984 AU ± 3.53e-09
Inclination (i)8.81297463° ± 4.03e-06
Long. of Asc. Node (Ω)98.38233833° ± 2.33e-06
Arg. of Perihelion (ω)145.44247917° ± 7.66e-06
Mean Anomaly (M)43.13884616° ± 4.88e-06
Mean Motion (n)0.3663498491°/day ± 1.00e-09
Perihelion dist (q)0.97624266 AU ± 2.62e-08
Aphelion dist (Q)2.89253853 AU ± 2.67e-08
Orbital Period2.69039631 yr ± 7.36e-09
Physical Parameters
H (abs. magnitude)20.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.577″
Uncertainty0
Orbit TypeApollo
MOID0.011828 AU
Observations Used278
Radar Obs Used1
Oppositions5
Arc Total2001-2017
First Observation Used2001-03-26
Last Observation Used2017-03-18
Observations (301)
Date Type RA Dec Mag Band Observatory
2009-06-26 23:17:13 C 14 45 40.11 +20 13 55.8 r J95
2009-06-26 23:22:04 C 14 45 49.31 +20 11 50.2 r J95
2009-06-26 23:26:54 C 14 45 58.50 +20 09 44.8 r J95
2009-06-27 03:50:56 C 14 54 46.44 +18 15 13.4 r H53
2009-06-27 03:52:56 C 14 54 50.23 +18 14 16.9 r H53
2009-06-27 03:54:56 C 14 54 54.04 +18 13 22.9 r H53
2009-06-27 03:56:56 C 14 54 57.79 +18 12 28.9 r H53
2009-06-27 03:58:56 C 14 55 01.59 +18 11 34.2 r H53
2009-06-27 04:00:55 C 14 55 05.39 +18 10 39.7 r H53
2009-06-27 23:33:14 C 15 35 38.90 +08 17 12.6 r J95
2009-06-27 23:37:19 C 15 35 47.32 +08 14 58.3 r J95
2009-06-27 23:41:42 C 15 35 56.36 +08 12 34.2 r J95
2009-06-28 00:47:37 C 15 38 34.13 +07 47 12.3 r I21
2009-06-28 00:49:43 C 15 38 38.38 +07 46 03.2 r I21
2009-06-28 00:59:42 C 15 38 58.52 +07 40 34.3 r I21
2009-06-28 01:10:56 C 15 39 21.24 +07 34 22.9 r I21
2009-06-28 01:19:31 C 15 39 38.58 +07 29 40.0 r I21
2009-06-28 04:31:56 C 15 46 20.46 +05 33 38.9 r H53
2009-06-28 04:33:08 C 15 46 22.88 +05 32 59.3 r H53
2009-06-28 04:34:02 C 15 46 24.63 +05 32 29.8 r H53
2009-06-28 04:34:52 C 15 46 26.41 +05 32 01.1 r H53
2009-06-28 04:35:48 C 15 46 28.30 +05 31 30.4 r H53
2009-06-28 04:36:44 C 15 46 30.16 +05 30 59.8 r H53
2009-06-28 20:30:11 C 16 20 42.84 -03 26 37.1 o B88
2009-06-28 20:39:38 C 16 21 01.90 -03 31 52.0 o B88
2009-06-28 20:44:28 C 16 21 11.69 -03 34 33.9 o B88
2009-06-28 22:00:12 C 16 23 42.57 -04 16 16.6 r A81
2009-06-28 22:02:17 C 16 23 46.78 -04 17 25.8 r A81
2009-06-28 22:04:22 C 16 23 50.97 -04 18 34.8 r A81
2009-06-28 22:06:28 C 16 23 55.17 -04 19 44.1 r A81
2009-06-28 22:08:55 C 16 24 00.10 -04 21 05.3 r A81
2009-06-29 04:46:06 C 16 37 52.73 -07 56 22.0 r H53
2009-06-29 04:47:02 C 16 37 54.57 -07 56 52.2 r H53
2009-06-29 04:47:54 C 16 37 56.28 -07 57 19.8 r H53
2009-06-29 04:48:58 C 16 37 58.39 -07 57 53.9 r H53
2009-06-29 04:49:58 C 16 38 00.31 -07 58 25.1 r H53
2009-06-29 04:50:58 C 16 38 02.31 -07 58 57.6 r H53
2009-06-29 06:58:07 C 16 42 13.43 -09 05 30.7 r H45
2009-06-29 06:58:39 C 16 42 14.46 -09 05 47.0 r H45
2009-06-29 06:59:37 C 16 42 16.37 -09 06 17.3 r H45
2009-06-29 07:00:21 C 16 42 17.81 -09 06 40.0 r H45
2009-06-29 07:00:52 C 16 42 18.82 -09 06 56.1 r H45
2009-06-29 07:01:25 C 16 42 19.91 -09 07 13.3 r H45
2009-06-29 07:02:00 C 16 42 21.05 -09 07 31.4 r H45
2009-06-29 07:02:48 C 16 42 22.61 -09 07 56.1 r H45
2009-06-29 07:03:22 C 16 42 23.73 -09 08 13.9 r H45
2009-06-29 07:04:01 C 16 42 25.02 -09 08 34.3 r H45
2009-06-29 07:04:55 C 16 42 26.78 -09 09 01.9 r H45
2009-06-29 20:55:45 C 17 10 22.01 -15 55 50.1 c 595
2009-06-29 21:05:49 C 17 10 40.45 -16 00 22.8 c 595
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2009-06-30 06:20:00 20727825.49 4 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)