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
2006-08-20 22:28:49 C 00 07 15.79 +21 41 52.1 o J86
2006-08-20 22:33:08 C 00 07 16.05 +21 41 49.0 o J86
2006-08-21 04:14:27 C 00 07 34.77 +21 37 34.1 o J86
2006-08-21 04:35:56 C 00 07 35.96 +21 37 17.2 o J86
2006-08-21 04:40:16 C 00 07 36.22 +21 37 13.8 o J86
2006-08-22 21:37:35 C 00 10 10.29 +21 02 47.2 r 157
2006-08-22 21:39:35 C 00 10 10.40 +21 02 45.4 r 157
2006-08-22 21:41:35 C 00 10 10.53 +21 02 43.6 r 157
2006-08-22 21:43:35 C 00 10 10.64 +21 02 41.9 r 157
2006-08-22 22:31:04 C 00 10 13.45 +21 01 58.4 r A14
2006-08-22 22:33:23 C 00 10 13.68 +21 01 55.9 r A14
2006-08-22 22:35:41 C 00 10 13.83 +21 01 53.7 r A14
2006-08-22 22:38:08 C 00 10 13.96 +21 01 51.5 r A14
2006-08-22 22:40:26 C 00 10 14.11 +21 01 49.7 r A14
2006-08-22 22:42:45 C 00 10 14.26 +21 01 47.4 r A14
2006-08-24 07:23:56 C 00 12 20.77 +20 29 34.5 16.7 c 704
2006-08-24 07:39:44 C 00 12 21.70 +20 29 18.8 16.8 c 704
2006-08-24 07:55:16 C 00 12 22.63 +20 29 01.8 17.2 c 704
2006-08-24 08:26:25 C 00 12 24.46 +20 28 29.1 16.9 c 704
2006-08-24 21:58:20 C 00 13 18.80 +20 13 27.4 16.9 r 084
2006-08-24 22:03:30 C 00 13 19.14 +20 13 22.0 16.9 r 084
2006-08-24 22:16:47 C 00 13 20.91 +20 13 14.0 o J86
2006-08-24 22:24:02 C 00 13 21.36 +20 13 06.1 o J86
2006-08-24 22:46:06 C 00 13 22.77 +20 12 41.7 o J86
2006-08-25 00:24:15 C 00 13 28.01 +20 10 43.1 16.9 r 084
2006-08-25 00:29:26 C 00 13 28.33 +20 10 37.0 16.8 r 084
2006-08-25 03:19:21 C 00 13 39.48 +20 07 32.7 o J86
2006-08-25 03:27:06 C 00 13 39.95 +20 07 23.6 o J86
2006-08-25 03:54:31 C 00 13 41.63 +20 06 51.6 o J86
2006-08-25 09:44:59 C 00 14 05.54 +20 00 02.8 r H45
2006-08-25 09:46:05 C 00 14 05.60 +20 00 01.5 r H45
2006-08-25 09:47:47 C 00 14 05.71 +19 59 59.5 r H45
2006-08-25 09:48:56 C 00 14 05.78 +19 59 58.0 r H45
2006-08-25 09:51:07 C 00 14 05.92 +19 59 55.5 r H45
2006-08-26 04:24:35 C 00 15 24.73 +19 36 58.4 o H89
2006-08-26 05:25:37 C 00 15 28.79 +19 35 39.6 o H89
2006-08-26 06:29:32 C 00 15 32.79 +19 34 19.9 o H89
2006-08-26 07:03:29 C 00 15 35.16 +19 33 41.5 H68
2006-08-26 07:14:25 C 00 15 35.92 +19 33 27.8 H68
2006-08-26 07:26:35 C 00 15 36.69 +19 33 13.0 H68
2006-08-26 08:24:12 C 00 15 40.33 +19 31 56.8 H68
2006-08-26 23:08:58 C 00 16 44.69 +19 12 02.3 o 473
2006-08-27 08:57:36 C 00 17 26.21 +18 58 17.3 H68
2006-08-27 09:19:09 C 00 17 27.69 +18 57 46.7 H68
2006-08-27 09:42:03 C 00 17 29.21 +18 57 12.7 H68
2006-08-28 05:48:02 C 00 19 01.76 +18 26 45.1 16.7 o G63
2006-08-28 05:52:16 C 00 19 02.19 +18 26 38.7 16.6 o G63
2006-08-28 05:55:33 C 00 19 02.41 +18 26 33.1 16.6 o G63
2006-08-28 06:00:45 C 00 19 02.80 +18 26 26.6 16.6 o G63
2006-08-28 06:05:30 C 00 19 03.18 +18 26 17.0 16.6 o G63
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)