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
2021-03-26 02:42:13 C 16 42 11.90 +46 01 46.5 q 056
2021-03-26 02:46:58 C 16 42 10.01 +46 01 57.1 q 056
2021-03-26 02:51:44 C 16 42 08.14 +46 02 07.7 q 056
2021-03-26 10:33:54 C 16 39 14.22 +46 19 00.7 V 703
2021-03-26 10:41:50 C 16 39 11.11 +46 19 17.7 V 703
2021-03-26 10:49:45 C 16 39 08.00 +46 19 34.7 V 703
2021-03-26 10:57:41 C 16 39 04.88 +46 19 51.7 V 703
2021-03-26 22:34:04 C 16 34 48.95 +46 42 49.6 V Z80
2021-03-26 22:36:45 C 16 34 48.00 +46 42 54.6 V Z80
2021-03-26 22:39:43 C 16 34 46.96 +46 43 00.5 V Z80
2021-03-26 23:46:45 C 16 34 21.79 +46 45 27.1 q 056
2021-03-26 23:51:58 C 16 34 19.79 +46 45 37.5 q 056
2021-03-26 23:57:14 C 16 34 17.75 +46 45 48.1 q 056
2021-03-27 00:02:28 C 16 34 15.86 +46 45 58.7 q 056
2021-03-27 00:07:43 C 16 34 13.90 +46 46 09.1 q 056
2021-03-27 00:12:59 C 16 34 11.93 +46 46 19.7 q 056
2021-03-27 00:18:13 C 16 34 09.95 +46 46 30.2 q 056
2021-03-27 00:23:28 C 16 34 07.99 +46 46 40.9 q 056
2021-03-27 00:28:42 C 16 34 05.99 +46 46 51.4 q 056
2021-03-27 00:33:58 C 16 34 04.05 +46 47 01.7 q 056
2021-03-27 00:59:02 C 16 33 54.18 +46 47 46.1 o 069
2021-03-27 01:08:11 C 16 33 50.83 +46 48 03.7 o 069
2021-03-27 01:20:10 C 16 33 46.15 +46 48 28.3 o 069
2021-03-27 02:32:34 C 16 33 19.39 +46 50 54.1 q 056
2021-03-27 02:37:48 C 16 33 17.42 +46 51 04.2 q 056
2021-03-27 02:48:17 C 16 33 13.47 +46 51 24.0 q 056
2021-03-27 02:53:32 C 16 33 11.50 +46 51 34.2 q 056
2021-03-27 02:58:48 C 16 33 09.52 +46 51 44.2 q 056
2021-03-27 03:04:02 C 16 33 07.54 +46 51 54.2 q 056
2021-03-27 03:09:18 C 16 33 05.57 +46 52 04.2 q 056
2021-03-27 03:14:32 C 16 33 03.59 +46 52 14.1 q 056
2021-03-27 13:19:02 C 16 29 28.75 +47 11 09.3 V T05
2021-03-27 13:22:19 C 16 29 27.51 +47 11 15.3 V T05
2021-03-27 13:26:16 C 16 29 26.04 +47 11 22.0 V T05
2021-03-27 13:33:32 C 16 29 23.33 +47 11 35.6 V T05
2021-03-27 22:58:04 C 16 26 06.51 +47 27 26.5 V 094
2021-03-27 22:59:09 C 16 26 06.15 +47 27 28.3 V 094
2021-03-28 01:55:10 C 16 25 02.86 +47 32 27.5 V 094
2021-03-28 01:57:19 C 16 25 02.06 +47 32 31.1 V 094
2021-03-28 22:28:31 C 16 18 09.29 +48 04 00.7 V 094
2021-03-28 22:29:54 C 16 18 08.87 +48 04 02.8 V 094
2021-03-29 01:39:44 C 16 17 03.98 +48 08 41.2 V 094
2021-03-29 01:40:48 C 16 17 03.62 +48 08 43.3 V 094
2021-03-29 20:06:15 C 16 11 11.37 +48 32 40.8 V G34
2021-03-29 20:08:51 C 16 11 10.55 +48 32 45.1 V G34
2021-03-29 20:11:27 C 16 11 09.74 +48 32 48.5 V G34
2021-03-29 20:14:04 C 16 11 08.90 +48 32 51.8 V G34
2021-03-29 21:02:24 C 16 10 53.67 +48 33 54.3 V G33
2021-03-29 21:04:05 C 16 10 53.12 +48 33 55.7 V G33
2021-03-29 21:05:46 C 16 10 52.61 +48 33 58.4 V G33
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)