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
2021-05-30 07:09:13 C 13 50 30.28 +36 45 53.0 V 703
2021-05-31 06:55:28 C 13 50 40.38 +36 23 50.6 U I41
2021-05-31 07:10:41 C 13 50 40.45 +36 23 36.4 U I41
2021-05-31 07:27:47 C 13 50 40.54 +36 23 20.0 U I41
2021-05-31 08:51:31 C 13 50 41.01 +36 22 00.9 U I41
2021-05-31 08:53:32 C 13 50 41.01 +36 21 59.1 U I41
2021-06-01 05:18:18 C 13 50 52.04 +36 03 04.1 U I41
2021-06-01 05:19:39 C 13 50 52.04 +36 03 02.9 U I41
2021-06-01 05:27:52 C 13 50 52.10 +36 02 55.3 U I41
2021-06-01 06:12:29 C 13 50 52.35 +36 02 13.2 U I41
2021-06-01 06:13:50 C 13 50 52.34 +36 02 12.3 U I41
2021-06-01 06:42:34 C 13 50 52.55 +36 01 45.5 U I41
2021-06-01 06:43:13 C 13 50 52.45 +36 01 44.8 V 703
2021-06-01 06:51:08 C 13 50 52.47 +36 01 37.5 V 703
2021-06-01 06:59:04 C 13 50 52.51 +36 01 29.4 V 703
2021-06-01 07:07:00 C 13 50 52.60 +36 01 22.2 V 703
2021-06-02 05:26:00 C 13 51 06.26 +35 40 38.7 U I41
2021-06-02 06:24:08 C 13 51 06.69 +35 39 44.0 U I41
2021-06-02 06:41:32 C 13 51 06.85 +35 39 27.7 U I41
2021-06-02 06:43:37 C 13 51 06.86 +35 39 25.9 U I41
2021-06-02 08:17:13 C 13 51 07.62 +35 37 57.7 U I41
2021-06-02 08:18:34 C 13 51 07.63 +35 37 56.3 U I41
2021-06-03 08:16:01 C 13 51 24.39 +35 15 42.9 V T05
2021-06-03 08:21:19 C 13 51 24.57 +35 15 38.8 V T05
2021-06-03 08:29:17 C 13 51 24.62 +35 15 31.2 V T05
2021-06-03 08:43:52 C 13 51 24.68 +35 15 17.7 V T05
2021-06-06 08:53:19 C 13 52 25.86 +34 08 07.2 V T05
2021-06-06 09:34:57 C 13 52 26.39 +34 07 28.2 V T05
2021-06-06 09:42:50 C 13 52 26.50 +34 07 21.2 V T05
2021-06-06 10:01:39 C 13 52 26.77 +34 07 02.1 V T05
2021-06-14 05:18:18 C 13 56 20.63 +31 13 03.9 V G96
2021-06-14 05:25:49 C 13 56 20.79 +31 12 57.1 V G96
2021-06-14 05:33:19 C 13 56 20.97 +31 12 49.8 V G96
2021-06-14 05:40:48 C 13 56 21.14 +31 12 42.9 V G96
2021-06-27 04:53:21 C 14 06 04.85 +26 28 41.9 V G96
2021-06-27 05:01:27 C 14 06 05.13 +26 28 34.4 V G96
2021-06-27 05:09:32 C 14 06 05.42 +26 28 27.1 V G96
2021-06-27 05:17:38 C 14 06 05.69 +26 28 19.7 V G96
2021-08-07 06:23:33 C 14 54 22.954 +12 50 33.20 U F51
2021-08-07 06:40:31 C 14 54 23.922 +12 50 20.39 U F51
2021-08-07 06:57:31 C 14 54 24.910 +12 50 07.64 U F51
2021-08-07 07:14:29 C 14 54 25.886 +12 49 54.74 U F51
2023-06-21 10:05:28 C 23 01 09.433 +17 32 56.87 V G96
2023-06-21 10:12:54 C 23 01 09.887 +17 33 00.54 V G96
2023-06-21 10:20:21 C 23 01 10.358 +17 33 04.03 V G96
2023-06-21 10:27:49 C 23 01 10.837 +17 33 07.24 V G96
2023-07-20 13:11:12 C 23 47 12.166 +22 08 58.99 V T05
2023-07-20 13:16:03 C 23 47 12.444 +22 09 00.36 V T05
2023-07-20 13:20:37 C 23 47 12.631 +22 09 02.30 V T05
2023-07-20 13:30:43 C 23 47 13.303 +22 09 04.18 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)