271480 (2004 FX31)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4419607272 ± 3.74e-09
Semi-major axis (a)1.2604647517 AU ± 1.59e-10
Inclination (i)24.75238158° ± 1.49e-06
Long. of Asc. Node (Ω)169.12110184° ± 1.43e-06
Arg. of Perihelion (ω)285.81371081° ± 1.74e-06
Mean Anomaly (M)149.28481106° ± 1.03e-06
Mean Motion (n)0.6964921375°/day ± 1.32e-10
Perihelion dist (q)0.70338883 AU ± 4.72e-09
Aphelion dist (Q)1.81754067 AU ± 4.72e-09
Orbital Period1.41512909 yr ± 2.68e-10
Physical Parameters
H (abs. magnitude)17.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.227″
Uncertainty0
Orbit TypeApollo
MOID0.066539 AU
Observations Used1532
Radar Obs Used2
Gaia Obs Used32
Oppositions8
Arc Total1990-2017
First Observation Used1990-06-22
Last Observation Used2024-08-20
Observations (1620)
Date Type RA Dec Mag Band Observatory
2004-04-02 14:52:07 C 14 20 50.99 +63 10 54.7 m 379
2004-04-02 15:00:21 C 14 20 48.62 +63 10 38.3 m 379
2004-04-02 19:17:23 C 14 19 36.59 +63 01 48.9 m 300
2004-04-02 19:23:04 C 14 19 34.74 +63 01 35.6 m 300
2004-04-02 19:31:35 C 14 19 32.45 +63 01 16.6 m 300
2004-04-03 01:01:17 C 14 18 13.31 +62 50 09.9 o J95
2004-04-03 01:06:40 C 14 18 11.89 +62 49 59.6 o J95
2004-04-03 01:11:54 C 14 18 10.50 +62 49 49.2 o J95
2004-04-03 21:03:55 C 14 13 33.36 +62 10 47.9 o A16
2004-04-03 21:12:57 C 14 13 31.17 +62 10 32.0 o A16
2004-04-03 21:22:22 C 14 13 28.98 +62 10 15.0 o A16
2004-04-03 21:31:26 C 14 13 26.80 +62 09 58.4 o A16
2004-04-03 21:40:29 C 14 13 24.73 +62 09 41.3 o A16
2004-04-03 23:38:11 C 14 12 55.62 +62 05 54.9 c A83
2004-04-03 23:43:12 C 14 12 54.46 +62 05 45.1 c A83
2004-04-04 08:47:04 C 14 10 58.39 +61 49 03.5 c 926
2004-04-04 08:49:25 C 14 10 57.81 +61 48 58.5 c 926
2004-04-05 20:06:57 C 14 04 17.42 +60 45 17.1 c 118
2004-04-05 20:11:43 C 14 04 16.61 +60 45 09.5 c 118
2004-04-05 20:18:04 C 14 04 15.45 +60 44 58.8 c 118
2004-04-05 20:21:14 C 14 04 14.89 +60 44 53.6 c 118
2004-04-05 20:24:24 C 14 04 14.33 +60 44 48.5 c 118
2004-04-06 00:39:40 C 14 03 28.00 +60 37 36.0 o J95
2004-04-06 00:45:04 C 14 03 27.00 +60 37 26.7 o J95
2004-04-06 00:50:19 C 14 03 26.05 +60 37 17.9 o J95
2004-04-06 08:22:26 C 14 02 10.29 +60 24 41.4 c 926
2004-04-06 08:24:08 C 14 02 09.96 +60 24 38.4 c 926
2004-04-06 08:25:54 C 14 02 09.63 +60 24 35.4 c 926
2004-04-07 00:34:20 C 13 59 35.71 +59 57 25.7 c A83
2004-04-07 00:41:26 C 13 59 34.54 +59 57 13.8 c A83
2004-04-07 08:16:09 C 13 58 27.62 +59 45 16.3 c 926
2004-04-07 08:17:52 C 13 58 27.33 +59 45 13.3 c 926
2004-04-07 08:19:37 C 13 58 27.02 +59 45 10.3 c 926
2004-04-08 00:52:31 C 13 56 05.54 +59 18 42.5 c 118
2004-04-08 01:01:32 C 13 56 04.19 +59 18 27.8 c 118
2004-04-08 01:14:57 C 13 56 02.18 +59 18 06.5 c 118
2004-04-08 01:27:26 C 13 56 00.34 +59 17 46.7 c 118
2004-04-08 01:37:25 C 13 55 58.88 +59 17 30.6 c 118
2004-04-09 07:22:23 C 13 52 12.62 +58 32 20.4 17.1 c 704
2004-04-09 07:38:04 C 13 52 10.51 +58 31 57.0 17.2 c 704
2004-04-09 07:54:12 C 13 52 08.29 +58 31 33.2 17.2 c 704
2004-04-09 08:09:41 C 13 52 06.21 +58 31 10.0 17.1 c 704
2004-04-09 08:24:59 C 13 52 04.11 +58 30 47.2 17.2 c 704
2004-04-12 20:17:45 C 13 43 34.26 +56 33 09.9 c 127
2004-04-12 20:23:49 C 13 43 33.72 +56 33 02.1 c 127
2004-04-12 20:30:18 C 13 43 33.08 +56 32 54.2 c 127
2004-04-14 21:06:44 C 13 39 41.35 +55 30 16.7 c 127
2004-04-14 21:13:00 C 13 39 40.84 +55 30 09.2 c 127
2004-04-14 21:26:20 C 13 39 39.76 +55 29 52.8 c 127
2004-04-14 21:32:22 C 13 39 39.28 +55 29 45.6 c 127
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2021-03-11 13:30:00 -21336.7 0.2 Hz 8560 -14 -14
2021-03-11 13:50:00 92495785 10 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)