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
2023-07-28 12:17:15 C 00 00 56.537 +22 53 25.08 V T05
2023-07-28 12:20:08 C 00 00 56.842 +22 53 25.44 V T05
2023-07-28 12:28:51 C 00 00 57.379 +22 53 26.84 V T05
2023-07-28 12:36:42 C 00 00 58.001 +22 53 28.03 V T05
2023-07-28 13:06:53 C 00 01 00.062 +22 53 33.47 V T05
2023-07-30 12:27:25 C 00 04 35.674 +23 00 55.04 V T05
2023-07-30 12:33:09 C 00 04 36.060 +23 00 55.84 V T05
2023-07-30 12:40:36 C 00 04 36.667 +23 00 56.95 V T05
2023-07-30 12:48:21 C 00 04 37.207 +23 00 58.50 V T05
2023-08-03 12:12:58 C 00 12 10.217 +23 10 16.50 V T05
2023-08-03 12:20:56 C 00 12 10.824 +23 10 17.65 V T05
2023-08-03 12:25:20 C 00 12 11.074 +23 10 18.26 V T05
2023-08-03 12:32:40 C 00 12 11.693 +23 10 18.55 V T05
2023-08-08 09:32:29 C 00 22 10.226 +23 09 29.84 V W68
2023-08-08 10:02:57 C 00 22 12.883 +23 09 29.09 V W68
2023-08-08 10:15:26 C 00 22 13.925 +23 09 28.30 V W68
2023-08-08 10:24:35 C 00 22 14.693 +23 09 26.96 V W68
2023-08-12 09:31:20 C 00 31 10.325 +22 55 23.70 V W68
2023-08-12 09:39:09 C 00 31 11.047 +22 55 22.01 V W68
2023-08-12 10:08:39 C 00 31 13.834 +22 55 15.06 V W68
2023-08-12 10:25:05 C 00 31 15.382 +22 55 10.88 V W68
2023-08-13 00:03:31 C 00 32 37.910 +22 51 58.43 V M22
2023-08-13 00:34:38 C 00 32 40.865 +22 51 50.72 V M22
2023-08-13 00:39:12 C 00 32 41.318 +22 51 49.90 V M22
2023-08-13 00:49:37 C 00 32 42.305 +22 51 47.27 V M22
2023-08-13 23:26:56 C 00 35 00.48 +22 45 15.3 q L47
2023-08-13 23:29:59 C 00 35 00.76 +22 45 14.4 q L47
2023-08-15 12:24:56 C 00 38 53.345 +22 33 12.13 V T05
2023-08-15 12:30:49 C 00 38 53.928 +22 33 09.97 V T05
2023-08-15 12:35:22 C 00 38 54.394 +22 33 08.06 V T05
2023-08-15 12:43:11 C 00 38 55.181 +22 33 05.62 V T05
2023-08-19 06:09:43 C 00 49 09.50 +21 50 20.3 q W24
2023-08-19 06:45:46 C 00 49 13.71 +21 49 59.5 q W24
2023-08-19 07:19:59 C 00 49 17.73 +21 49 39.6 q W24
2023-08-19 12:10:40 C 00 49 53.460 +21 46 53.15 V T05
2023-08-19 12:13:16 C 00 49 53.748 +21 46 51.67 V T05
2023-08-19 12:17:33 C 00 49 54.254 +21 46 48.72 V T05
2023-08-19 12:25:38 C 00 49 55.181 +21 46 43.86 V T05
2023-08-20 23:41:28 C 00 54 23.25 +21 23 03.0 X M26
2023-08-20 23:49:03 C 00 54 24.21 +21 22 57.8 X M26
2023-08-20 23:56:36 C 00 54 25.17 +21 22 52.3 X M26
2023-08-21 11:57:11 C 00 55 59.820 +21 14 06.14 V T05
2023-08-21 11:59:47 C 00 56 00.144 +21 14 04.38 V T05
2023-08-21 12:05:48 C 00 56 00.910 +21 13 59.48 V T05
2023-08-21 22:07:33 C 00 57 21.92 +21 05 55.3 q L04
2023-08-21 22:12:36 C 00 57 22.57 +21 05 51.7 q L04
2023-08-22 11:43:37 C 00 59 13.261 +20 54 53.82 X F52
2023-08-22 12:02:09 C 00 59 15.699 +20 54 38.31 X F52
2023-08-22 12:20:40 C 00 59 18.131 +20 54 22.71 X F52
2023-08-22 12:39:20 C 00 59 20.577 +20 54 06.94 X F52
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)