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
2009-06-23 03:37:01 C 12 36 35.88 +40 04 02.4 r H26
2009-06-23 03:37:35 C 12 36 36.35 +40 03 59.3 r H26
2009-06-23 03:38:07 C 12 36 36.83 +40 03 56.2 r H26
2009-06-23 03:38:40 C 12 36 37.32 +40 03 53.0 r H26
2009-06-23 03:39:14 C 12 36 37.82 +40 03 49.6 r H26
2009-06-23 03:39:47 C 12 36 38.28 +40 03 47.1 r H26
2009-06-23 04:12:42 C 12 37 06.41 +40 01 17.2 r H45
2009-06-23 04:13:30 C 12 37 07.00 +40 01 13.0 r H45
2009-06-23 04:14:36 C 12 37 07.97 +40 01 06.6 r H45
2009-06-23 04:16:16 C 12 37 09.41 +40 00 57.1 r H45
2009-06-23 04:17:56 C 12 37 10.86 +40 00 47.9 r H45
2009-06-23 04:19:20 C 12 37 12.09 +40 00 39.9 r H45
2009-06-23 04:20:26 C 12 37 13.04 +40 00 33.5 r H45
2009-06-23 04:21:39 C 12 37 14.11 +40 00 26.7 r H45
2009-06-24 19:24:11 C 13 20 26.46 +35 08 02.6 15.8 r C20
2009-06-24 20:56:40 C 13 22 30.98 +34 51 44.4 15.9 v B28
2009-06-24 21:04:19 C 13 22 40.78 +34 50 19.5 16.2 v B28
2009-06-24 21:08:53 C 13 22 46.65 +34 49 28.2 15.5 v B28
2009-06-24 21:11:32 C 13 22 50.00 +34 48 58.9 15.9 v B28
2009-06-25 23:00:01 C 14 01 29.49 +28 53 36.9 r J53
2009-06-25 23:01:26 C 14 01 31.76 +28 53 11.0 r J53
2009-06-25 23:01:43 C 14 01 32.18 +28 53 06.5 r J53
2009-06-25 23:01:51 C 14 01 32.42 +28 53 03.6 r J53
2009-06-26 00:12:01 C 14 03 29.39 +28 30 45.9 r J95
2009-06-26 00:17:44 C 14 03 38.83 +28 29 02.4 r J95
2009-06-26 00:23:40 C 14 03 48.63 +28 27 14.7 r J95
2009-06-26 03:53:22 C 14 09 51.16 +27 25 39.0 r H53
2009-06-26 03:54:56 C 14 09 53.79 +27 25 08.5 r H53
2009-06-26 03:55:59 C 14 09 55.51 +27 24 48.8 r H53
2009-06-26 03:57:05 C 14 09 57.30 +27 24 27.5 r H53
2009-06-26 03:58:09 C 14 09 59.02 +27 24 07.5 r H53
2009-06-26 03:59:14 C 14 10 00.86 +27 23 46.1 r H53
2009-06-26 04:32:55 C 14 10 57.87 +27 12 24.5 o H26
2009-06-26 04:33:29 C 14 10 58.80 +27 12 14.0 o H26
2009-06-26 04:34:01 C 14 10 59.70 +27 12 03.5 o H26
2009-06-26 04:34:34 C 14 11 00.61 +27 11 53.0 o H26
2009-06-26 04:35:09 C 14 11 01.54 +27 11 41.8 o H26
2009-06-26 04:36:16 C 14 11 03.44 +27 11 19.7 o H26
2009-06-26 04:37:29 C 14 11 05.44 +27 10 56.4 o H26
2009-06-26 06:29:16 C 14 14 13.52 +26 34 48.7 r H45
2009-06-26 06:29:47 C 14 14 14.41 +26 34 38.1 r H45
2009-06-26 06:30:24 C 14 14 15.46 +26 34 25.7 r H45
2009-06-26 06:31:02 C 14 14 16.56 +26 34 12.9 r H45
2009-06-26 06:31:40 C 14 14 17.66 +26 34 00.0 r H45
2009-06-26 06:32:17 C 14 14 18.71 +26 33 47.2 r H45
2009-06-26 06:32:52 C 14 14 19.74 +26 33 35.9 r H45
2009-06-26 06:33:37 C 14 14 20.99 +26 33 20.5 r H45
2009-06-26 06:34:14 C 14 14 22.04 +26 33 08.2 r H45
2009-06-26 06:35:12 C 14 14 23.70 +26 32 48.5 r H45
2009-06-26 19:27:23 C 14 38 16.63 +21 50 27.2 14.0 r C20
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)