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
2023-08-22 23:40:02 C 01 00 53.53 +20 44 13.4 V C23
2023-08-22 23:45:25 C 01 00 54.32 +20 44 08.2 V C23
2023-08-22 23:49:43 C 01 00 54.90 +20 44 04.4 V C23
2023-08-23 11:17:52 C 01 02 33.281 +20 33 43.85 V T05
2023-08-23 11:20:29 C 01 02 33.629 +20 33 41.36 V T05
2023-08-23 11:58:29 C 01 02 38.851 +20 33 06.01 V T05
2023-08-23 12:02:46 C 01 02 39.439 +20 33 02.05 V T05
2023-08-23 21:05:26 C 01 03 59.11 +20 23 59.4 V C23
2023-08-23 21:10:49 C 01 03 59.89 +20 23 53.6 V C23
2023-08-23 21:16:12 C 01 04 00.71 +20 23 48.1 V C23
2023-08-26 00:07:12 C 01 11 51.36 +19 27 43.2 V C23
2023-08-26 00:12:25 C 01 11 52.18 +19 27 37.2 V C23
2023-08-26 00:17:38 C 01 11 52.99 +19 27 30.8 V C23
2023-08-27 11:13:15 C 01 17 46.111 +18 41 28.47 X F51
2023-08-27 11:27:16 C 01 17 48.450 +18 41 08.74 X F51
2023-08-27 11:41:14 C 01 17 50.784 +18 40 49.06 X F51
2023-08-27 11:55:16 C 01 17 53.121 +18 40 29.29 X F51
2023-08-27 12:01:11 C 01 17 54.108 +18 40 21.00 V T05
2023-08-27 12:03:47 C 01 17 54.535 +18 40 17.26 V T05
2023-08-27 12:07:04 C 01 17 55.087 +18 40 12.65 V T05
2023-08-27 12:14:42 C 01 17 56.364 +18 40 01.78 V T05
2023-08-28 00:57:32 C 01 20 11.76 +18 21 04.6 V C23
2023-08-28 01:02:45 C 01 20 12.64 +18 20 56.8 V C23
2023-08-28 01:07:58 C 01 20 13.56 +18 20 48.5 V C23
2023-08-29 03:43:23 C 01 25 10.11 +17 38 17.1 q X04
2023-08-29 04:12:59 C 01 25 15.73 +17 37 28.3 q X04
2023-08-29 04:42:57 C 01 25 21.31 +17 36 37.4 q X04
2023-08-29 12:43:31 C 01 26 53.506 +17 23 04.20 V T05
2023-08-29 12:46:07 C 01 26 53.983 +17 22 59.74 V T05
2023-08-29 12:50:40 C 01 26 54.830 +17 22 51.67 V T05
2023-08-29 12:58:29 C 01 26 56.268 +17 22 38.10 V T05
2023-08-30 06:31:35 C 01 30 26.486 +16 51 05.47 V W68
2023-08-30 06:34:11 C 01 30 26.995 +16 51 00.54 V W68
2023-08-30 07:21:34 C 01 30 36.223 +16 49 31.04 V W68
2023-08-30 07:40:27 C 01 30 39.912 +16 48 55.37 V W68
2023-09-04 22:26:42 C 02 03 27.95 +11 03 36.5 V C23
2023-09-04 22:32:05 C 02 03 29.48 +11 03 18.6 V C23
2023-09-04 22:36:24 C 02 03 30.72 +11 03 04.2 V C23
2023-09-05 23:57:20 C 02 11 07.53 +09 33 29.7 V C23
2023-09-06 00:02:43 C 02 11 09.20 +09 33 09.6 V C23
2023-09-06 00:07:01 C 02 11 10.49 +09 32 53.7 V C23
2023-09-06 00:29:54 C 02 11 16.98 +09 31 30.9 M32
2023-09-06 00:30:50 C 02 11 17.26 +09 31 27.3 M32
2023-09-06 00:31:47 C 02 11 17.56 +09 31 23.9 M32
2023-09-06 00:32:43 C 02 11 17.84 +09 31 20.3 M32
2023-09-06 00:33:40 C 02 11 18.13 +09 31 16.8 M32
2023-09-06 00:34:37 C 02 11 18.41 +09 31 13.4 M32
2023-09-06 00:35:33 C 02 11 18.69 +09 31 10.0 M32
2023-09-06 00:36:30 C 02 11 18.99 +09 31 06.0 M32
2023-09-06 00:37:46 C 02 11 19.37 +09 31 01.6 M32
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)