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
2021-04-18 10:19:50 C 14 35 24.99 +49 52 45.6 V T08
2021-04-19 01:13:41 C 14 33 34.39 +49 45 55.0 o 069
2021-04-19 01:23:41 C 14 33 33.12 +49 45 50.3 o 069
2021-04-19 01:33:42 C 14 33 31.88 +49 45 45.5 o 069
2021-04-19 05:14:02 C 14 33 07.76 +49 44 10.1 V U71
2021-04-19 05:21:38 C 14 33 06.81 +49 44 07.0 V U71
2021-04-19 05:29:44 C 14 33 05.77 +49 44 03.9 V U71
2021-04-20 01:09:28 C 14 30 45.36 +49 34 42.2 o 069
2021-04-20 01:19:57 C 14 30 44.11 +49 34 37.0 o 069
2021-04-20 01:29:58 C 14 30 42.94 +49 34 31.8 o 069
2021-04-20 08:22:41 C 14 29 56.41 +49 31 20.9 V 703
2021-04-20 08:31:13 C 14 29 55.37 +49 31 16.6 V 703
2021-04-20 08:39:31 C 14 29 54.38 +49 31 12.8 V 703
2021-04-20 08:47:39 C 14 29 53.38 +49 31 08.7 V 703
2021-04-21 06:22:00 C 14 27 31.40 +49 20 09.9 U I41
2021-04-21 07:22:03 C 14 27 24.44 +49 19 40.0 U I41
2021-04-21 07:42:03 C 14 27 22.11 +49 19 29.7 U I41
2021-04-21 08:27:22 C 14 27 16.64 +49 19 06.4 V G96
2021-04-21 08:35:00 C 14 27 15.75 +49 19 02.4 V G96
2021-04-21 08:42:37 C 14 27 14.87 +49 18 58.2 V G96
2021-04-21 08:50:14 C 14 27 13.98 +49 18 54.1 V G96
2021-04-21 08:57:52 C 14 27 13.31 +49 18 50.1 U I41
2021-04-21 11:15:57 C 14 26 57.47 +49 17 33.7 U I41
2021-04-21 22:00:45 C 14 25 51.23 +49 11 45.0 V Z80
2021-04-21 22:07:25 C 14 25 50.52 +49 11 42.7 V Z80
2021-04-21 22:14:05 C 14 25 49.78 +49 11 38.8 V Z80
2021-04-22 11:10:43 C 14 24 28.44 +49 04 47.6 V T08
2021-04-22 11:50:17 C 14 24 24.01 +49 04 25.1 V T08
2021-04-22 12:07:56 C 14 24 22.08 +49 04 15.3 V T08
2021-04-22 12:43:47 C 14 24 18.14 +49 03 54.4 V T08
2021-04-22 17:47:06 C 14 23 48.99 +49 00 57.9 Y N42
2021-04-22 17:48:54 C 14 23 48.84 +49 00 56.7 Y N42
2021-04-22 17:50:42 C 14 23 48.62 +49 00 55.3 Y N42
2021-04-22 17:57:52 C 14 23 47.87 +49 00 51.9 Y N42
2021-04-22 18:01:28 C 14 23 47.45 +49 00 49.4 Y N42
2021-04-22 18:03:15 C 14 23 47.25 +49 00 48.8 Y N42
2021-04-22 18:08:37 C 14 23 46.70 +49 00 45.6 Y N42
2021-04-22 18:10:24 C 14 23 46.49 +49 00 45.3 Y N42
2021-04-22 18:12:12 C 14 23 46.34 +49 00 44.0 Y N42
2021-04-22 18:13:59 C 14 23 46.16 +49 00 43.2 Y N42
2021-04-22 18:15:47 C 14 23 45.92 +49 00 42.2 Y N42
2021-04-22 18:17:34 C 14 23 45.80 +49 00 41.5 Y N42
2021-04-22 18:21:10 C 14 23 45.34 +49 00 38.9 Y N42
2021-04-22 18:33:41 C 14 23 44.01 +49 00 32.5 Y N42
2021-04-22 18:35:29 C 14 23 43.81 +49 00 31.2 Y N42
2021-04-22 18:37:16 C 14 23 43.67 +49 00 30.8 Y N42
2021-04-22 18:39:04 C 14 23 43.45 +49 00 29.3 Y N42
2021-04-22 18:40:52 C 14 23 43.24 +49 00 28.3 Y N42
2021-04-22 18:49:49 C 14 23 42.28 +49 00 23.2 Y N42
2021-04-22 18:51:36 C 14 23 42.12 +49 00 22.5 Y N42
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)