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
2021-04-28 16:41:11 C 14 11 24.49 +47 31 11.2 Y N42
2021-04-28 16:44:28 C 14 11 24.20 +47 31 09.0 Y N42
2021-04-28 16:47:46 C 14 11 23.94 +47 31 06.8 Y N42
2021-04-28 16:51:03 C 14 11 23.68 +47 31 04.6 Y N42
2021-04-28 16:54:20 C 14 11 23.42 +47 31 02.4 Y N42
2021-04-28 16:57:38 C 14 11 23.17 +47 31 00.3 Y N42
2021-04-28 17:00:55 C 14 11 22.91 +47 30 58.0 Y N42
2021-04-28 17:04:12 C 14 11 22.64 +47 30 55.9 Y N42
2021-04-28 17:07:29 C 14 11 22.41 +47 30 53.6 Y N42
2021-04-28 17:14:04 C 14 11 21.85 +47 30 49.2 Y N42
2021-04-28 17:17:22 C 14 11 21.61 +47 30 46.9 Y N42
2021-04-28 17:20:39 C 14 11 21.33 +47 30 44.8 Y N42
2021-04-28 17:23:57 C 14 11 21.08 +47 30 42.5 Y N42
2021-04-28 17:27:14 C 14 11 20.82 +47 30 40.4 Y N42
2021-04-28 17:30:31 C 14 11 20.57 +47 30 38.3 Y N42
2021-04-28 17:33:49 C 14 11 20.30 +47 30 35.8 Y N42
2021-04-28 17:40:23 C 14 11 19.78 +47 30 31.3 Y N42
2021-04-28 17:43:41 C 14 11 19.43 +47 30 29.2 Y N42
2021-04-28 17:46:58 C 14 11 19.24 +47 30 27.1 Y N42
2021-04-28 18:03:25 C 14 11 17.94 +47 30 15.7 Y N42
2021-04-28 18:06:42 C 14 11 17.68 +47 30 13.7 Y N42
2021-04-28 18:10:00 C 14 11 17.42 +47 30 11.3 Y N42
2021-04-28 18:13:17 C 14 11 17.14 +47 30 09.0 Y N42
2021-04-30 09:18:13 C 14 08 31.838 +47 02 47.77 U F52
2021-04-30 09:31:14 C 14 08 30.84 +47 02 39.0 V T08
2021-04-30 09:31:14 C 14 08 30.837 +47 02 38.54 U F52
2021-04-30 09:37:29 C 14 08 30.38 +47 02 34.7 V T08
2021-04-30 09:44:21 C 14 08 29.865 +47 02 29.13 U F52
2021-04-30 10:28:11 C 14 08 26.56 +47 01 58.0 V T08
2021-04-30 10:36:15 C 14 08 25.96 +47 01 52.2 V T08
2021-05-01 00:04:33 C 14 07 32.25 +46 51 56.7 o 069
2021-05-01 00:27:06 C 14 07 30.70 +46 51 40.0 o 069
2021-05-01 00:42:06 C 14 07 29.67 +46 51 28.8 o 069
2021-05-02 06:25:39 C 14 05 38.39 +46 29 45.1 V G96
2021-05-02 06:35:31 C 14 05 37.73 +46 29 37.9 V G96
2021-05-02 06:45:12 C 14 05 37.09 +46 29 30.6 V G96
2021-05-02 06:54:32 C 14 05 36.46 +46 29 23.6 V G96
2021-05-05 05:45:23 C 14 01 41.04 +45 35 07.6 U I41
2021-05-05 07:19:00 C 14 01 35.78 +45 33 54.4 U I41
2021-05-05 07:53:28 C 14 01 33.74 +45 33 26.9 V 703
2021-05-05 08:01:12 C 14 01 33.27 +45 33 20.8 V 703
2021-05-05 08:08:57 C 14 01 32.88 +45 33 14.4 V 703
2021-05-05 08:16:41 C 14 01 32.42 +45 33 08.3 V 703
2021-05-05 08:23:22 C 14 01 32.18 +45 33 03.2 U I41
2021-05-05 09:27:17 C 14 01 28.67 +45 32 11.5 U I41
2021-05-08 08:37:14 C 13 58 15.51 +44 35 02.9 V T08
2021-05-08 08:41:54 C 13 58 15.27 +44 34 59.4 V T08
2021-05-08 08:49:18 C 13 58 14.95 +44 34 53.5 V T08
2021-05-08 08:56:36 C 13 58 14.59 +44 34 47.2 V T08
2021-05-10 10:03:02 C 13 56 22.21 +43 53 58.8 V T05
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)