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
2023-09-06 00:39:01 C 02 11 19.73 +09 30 56.9 M32
2023-09-06 20:24:32 C 02 17 41.31 +08 13 57.1 q 168
2023-09-06 20:54:36 C 02 17 51.07 +08 11 55.6 q 168
2023-09-06 21:25:32 C 02 18 01.14 +08 09 49.9 q 168
2023-09-06 21:53:37 C 02 18 10.26 +08 07 56.2 q 168
2023-09-06 22:18:01 C 02 18 19.53 +08 06 19.6 V M34
2023-09-06 22:21:40 C 02 18 19.35 +08 06 01.8 q 168
2023-09-06 22:25:14 C 02 18 21.91 +08 05 50.2 V M34
2023-09-06 22:32:06 C 02 18 24.13 +08 05 22.3 V M34
2023-09-06 22:36:02 C 02 18 25.57 +08 05 04.1 V C23
2023-09-06 22:41:25 C 02 18 27.34 +08 04 42.0 V C23
2023-09-06 22:45:44 C 02 18 28.76 +08 04 24.2 V C23
2023-09-07 02:07:04 C 02 19 34.166 +07 51 40.57 V M22
2023-09-07 02:11:52 C 02 19 35.731 +07 51 20.56 V M22
2023-09-07 02:14:33 B 02 19 37.07 +07 50 05.1 V L65
2023-09-07 02:18:41 B 02 19 38.42 +07 49 47.9 V L65
2023-09-07 02:19:47 C 02 19 38.290 +07 50 47.72 V M22
2023-09-07 02:22:34 B 02 19 39.70 +07 49 31.8 V L65
2023-09-07 02:35:03 C 02 19 43.258 +07 49 44.29 V M22
2023-09-08 00:33:59 B 02 27 23.671 +06 13 07.10 V L65
2023-09-08 00:37:48 B 02 27 24.996 +06 12 49.93 V L65
2023-09-08 00:41:24 B 02 27 26.270 +06 12 33.66 V L65
2023-09-08 20:15:37 C 02 34 41.28 +04 40 05.3 q 168
2023-09-08 21:33:49 C 02 35 10.67 +04 33 41.1 q 168
2023-09-08 21:47:47 C 02 35 16.94 +04 32 35.0 X L99
2023-09-08 21:50:22 C 02 35 17.89 +04 32 22.9 X L99
2023-09-08 21:52:57 C 02 35 18.85 +04 32 09.4 X L99
2023-09-08 21:55:32 C 02 35 19.83 +04 31 57.6 X L99
2023-09-08 21:57:59 C 02 35 19.74 +04 31 42.0 q 168
2023-09-08 22:26:07 C 02 35 30.30 +04 29 23.4 q 168
2023-09-09 11:02:00 C 02 40 25.216 +03 25 48.94 V 703
2023-09-09 11:17:14 C 02 40 31.105 +03 24 30.06 V 703
2023-09-09 11:24:51 C 02 40 34.043 +03 23 50.53 V 703
2023-09-10 12:21:15 C 02 50 55.818 +01 08 15.81 X F52
2023-09-10 12:37:52 C 02 51 02.797 +01 06 40.38 X F52
2023-09-10 12:54:36 C 02 51 09.753 +01 05 05.02 X F52
2023-09-10 13:11:28 C 02 51 16.745 +01 03 29.28 X F52
2023-09-11 22:13:45 C 03 06 16.52 -02 16 25.4 X L99
2023-09-11 22:15:25 C 03 06 17.24 -02 16 34.8 X L99
2023-09-11 22:17:05 C 03 06 18.03 -02 16 45.9 X L99
2023-09-11 22:18:32 C 03 06 18.78 -02 16 55.7 X L99
2023-09-13 01:15:13 C 03 19 38.930 -05 14 07.66 V M22
2023-09-13 01:17:49 C 03 19 40.226 -05 14 25.55 V M22
2023-09-13 01:31:34 C 03 19 47.122 -05 16 00.16 V M22
2023-09-14 02:19:08 C 03 33 01.79 -08 12 59.4 V C23
2023-09-14 02:21:56 C 03 33 03.28 -08 13 19.6 V C23
2023-09-14 02:24:10 C 03 33 04.50 -08 13 36.0 V C23
2023-09-15 09:05:20 C 03 50 47.216 -12 02 57.37 V 703
2023-09-15 09:12:44 C 03 50 51.551 -12 03 54.11 V 703
2023-09-15 09:20:06 C 03 50 55.889 -12 04 50.84 V 703
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)