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
2014-04-17 08:18:09 C 17 18 44.90 +25 48 55.5 u H21
2014-04-17 08:22:14 C 17 18 44.66 +25 49 00.8 u H21
2014-04-17 08:26:20 C 17 18 44.41 +25 49 06.0 u H21
2014-04-17 08:30:26 C 17 18 44.17 +25 49 11.1 u H21
2014-04-17 08:35:11 C 17 18 43.86 +25 49 17.2 u H21
2014-04-23 09:45:06 C 17 09 42.95 +28 41 17.1 q 703
2014-04-23 09:52:18 C 17 09 42.43 +28 41 25.0 q 703
2014-04-23 09:59:29 C 17 09 41.84 +28 41 33.1 q 703
2014-04-25 23:45:22 C 17 05 13.92 +29 46 02.5 q Z81
2014-04-26 01:18:40 C 17 05 06.65 +29 47 36.3 q Z81
2014-04-26 01:38:20 C 17 05 05.10 +29 47 56.6 q Z81
2014-04-28 00:13:36 C 17 01 28.67 +30 32 41.4 q Z81
2014-04-28 00:43:02 C 17 01 26.24 +30 33 09.5 q Z81
2014-04-28 01:36:32 C 17 01 21.81 +30 33 59.3 q Z81
2014-05-02 10:56:07 C 16 52 33.32 +32 02 08.8 q 703
2014-05-02 10:59:47 C 16 52 33.01 +32 02 11.1 q 703
2014-05-02 11:03:27 C 16 52 32.52 +32 02 12.8 q 703
2014-05-02 11:07:06 C 16 52 32.19 +32 02 15.5 q 703
2014-05-08 09:12:33 C 16 39 39.79 +33 31 03.3 q 703
2014-05-08 09:24:34 C 16 39 38.58 +33 31 09.2 q 703
2014-05-08 09:36:33 C 16 39 37.51 +33 31 16.2 q 703
2014-05-08 09:48:29 C 16 39 36.31 +33 31 21.3 q 703
2014-05-17 08:16:52 C 16 19 21.52 +34 37 33.2 u H21
2014-05-17 08:22:47 C 16 19 20.94 +34 37 34.5 u H21
2014-05-17 08:27:55 C 16 19 20.43 +34 37 35.3 u H21
2014-05-18 07:37:05 C 16 17 11.06 +34 39 59.3 u H21
2014-05-18 07:42:25 C 16 17 10.54 +34 39 59.8 u H21
2014-05-18 07:47:45 C 16 17 10.03 +34 40 00.2 u H21
2014-05-18 07:52:08 C 16 17 09.60 +34 40 00.4 u H21
2014-05-18 07:55:48 C 16 17 09.25 +34 40 00.7 u H21
2014-05-19 10:13:20 C 16 14 43.17 +34 41 38.8 q 703
2014-05-19 10:21:19 C 16 14 42.50 +34 41 38.8 q 703
2014-05-19 10:29:17 C 16 14 41.65 +34 41 39.9 q 703
2014-05-19 10:37:16 C 16 14 40.92 +34 41 39.1 q 703
2014-05-27 09:43:24 C 15 57 58.20 +34 20 44.1 q 703
2014-05-27 09:53:55 C 15 57 57.33 +34 20 41.7 q 703
2014-05-27 10:14:57 C 15 57 55.65 +34 20 36.5 q 703
2014-06-03 06:28:19 C 15 45 34.831 +33 22 04.01 L F51
2014-06-03 06:45:25 C 15 45 33.610 +33 21 56.49 L F51
2014-06-03 07:02:33 C 15 45 32.397 +33 21 49.08 L F51
2014-06-03 07:19:37 C 15 45 31.186 +33 21 41.52 L F51
2014-06-11 10:41:16 C 15 33 54.183 +31 34 27.11 L F51
2014-06-11 10:59:05 C 15 33 53.235 +31 34 15.77 L F51
2014-06-11 11:16:54 C 15 33 52.313 +31 34 04.35 L F51
2014-06-11 11:34:41 C 15 33 51.380 +31 33 52.81 L F51
2014-06-18 07:42:06 C 15 26 51.33 +29 41 11.0 q 703
2014-06-18 07:51:45 C 15 26 51.09 +29 41 05.0 q 703
2014-06-18 08:01:23 C 15 26 50.65 +29 40 57.7 q 703
2014-06-30 04:46:50 C 15 20 18.59 +25 55 47.1 N I41
2014-06-30 05:30:04 C 15 20 17.99 +25 55 11.2 N I41
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)