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
2001-05-02 01:55:18 C 20 01 26.11 +60 48 37.2 19.2 c 106
2001-05-02 02:05:20 C 20 01 32.26 +60 48 05.0 19.3 c 106
2001-07-25 10:43:38 C 00 04 14.47 -20 21 47.1 d 711
2001-07-25 10:55:01 C 00 04 13.96 -20 21 59.3 d 711
2001-07-25 11:05:22 C 00 04 13.49 -20 22 13.2 d 711
2001-07-25 17:30:45 C 00 03 59.17 -20 28 17.2 474
2001-07-25 17:33:24 C 00 03 59.10 -20 28 20.1 474
2001-07-25 17:35:52 C 00 03 59.00 -20 28 22.5 474
2001-07-25 17:38:21 C 00 03 58.88 -20 28 25.1 474
2001-07-25 17:40:43 C 00 03 58.82 -20 28 27.6 474
2009-01-25 08:09:12 C 10 52 09.24 +20 51 39.2 o 291
2009-01-25 08:19:55 C 10 52 09.26 +20 51 46.3 o 291
2009-01-25 08:30:41 C 10 52 09.30 +20 51 53.5 o 291
2009-03-28 04:11:34 C 09 43 30.41 +44 03 50.0 c 711
2009-03-28 04:24:10 C 09 43 29.57 +44 03 56.1 c 711
2009-03-28 04:36:45 C 09 43 28.75 +44 04 04.2 c 711
2009-04-09 03:58:28 C 09 31 39.15 +45 57 23.7 o H55
2009-04-09 04:01:20 C 09 31 39.04 +45 57 24.0 o H55
2009-04-09 04:07:55 C 09 31 38.74 +45 57 24.9 o H55
2009-05-07 02:24:58 C 09 40 16.83 +47 00 40.7 o H55
2009-05-07 02:36:01 C 09 40 17.27 +47 00 39.3 o H55
2009-05-18 04:20:34 C 09 54 43.01 +46 53 35.2 o G58
2009-05-18 04:33:09 C 09 54 43.62 +46 53 34.0 o G58
2009-05-19 02:28:44 C 09 56 06.98 +46 52 38.5 o H55
2009-05-19 02:32:22 C 09 56 07.19 +46 52 38.0 o H55
2009-05-19 02:45:39 C 09 56 07.95 +46 52 36.2 o H55
2009-06-13 21:41:14 C 11 00 02.79 +45 48 26.9 r 147
2009-06-13 21:48:07 C 11 00 04.17 +45 48 22.9 r 147
2009-06-21 05:35:19 C 12 02 02.94 +42 50 36.4 r H45
2009-06-21 05:36:59 C 12 02 04.00 +42 50 32.1 r H45
2009-06-21 05:38:55 C 12 02 05.22 +42 50 25.8 r H45
2009-06-21 05:39:38 C 12 02 05.59 +42 50 24.4 r H45
2009-06-21 05:40:58 C 12 02 06.41 +42 50 20.2 r H45
2009-06-21 05:44:01 C 12 02 08.23 +42 50 11.1 r H45
2009-06-21 05:45:09 C 12 02 08.87 +42 50 06.8 r H45
2009-06-21 21:41:02 C 12 12 37.44 +42 05 08.3 o B28
2009-06-21 22:09:58 C 12 12 57.07 +42 03 24.4 o B28
2009-06-21 22:15:41 C 12 13 01.06 +42 03 03.3 o B28
2009-06-22 20:57:00 C 12 30 46.42 +40 37 53.9 r J51
2009-06-22 21:02:38 C 12 30 50.85 +40 37 26.8 r J51
2009-06-22 21:08:09 C 12 30 55.20 +40 37 00.4 r J51
2009-06-23 03:23:38 C 12 36 24.34 +40 05 16.0 r H26
2009-06-23 03:24:12 C 12 36 24.81 +40 05 13.0 r H26
2009-06-23 03:24:46 C 12 36 25.33 +40 05 09.7 r H26
2009-06-23 03:25:19 C 12 36 25.78 +40 05 06.9 r H26
2009-06-23 03:25:54 C 12 36 26.27 +40 05 03.9 r H26
2009-06-23 03:34:48 C 12 36 33.99 +40 04 14.4 r H26
2009-06-23 03:35:21 C 12 36 34.46 +40 04 11.2 r H26
2009-06-23 03:35:54 C 12 36 34.93 +40 04 08.4 r H26
2009-06-23 03:36:27 C 12 36 35.39 +40 04 05.2 r H26
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)