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
2021-05-10 10:08:18 C 13 56 21.99 +43 53 54.9 V T05
2021-05-10 10:16:20 C 13 56 21.69 +43 53 47.4 V T05
2021-05-10 11:02:49 C 13 56 19.80 +43 53 07.9 V T05
2021-05-12 09:09:55 C 13 54 50.72 +43 13 59.5 V T08
2021-05-12 09:45:49 C 13 54 49.46 +43 13 28.6 V T08
2021-05-12 09:50:28 C 13 54 49.28 +43 13 24.8 V T08
2021-05-12 09:58:26 C 13 54 48.99 +43 13 17.8 V T08
2021-05-12 22:25:18 C 13 54 27.34 +43 02 26.8 o 069
2021-05-12 22:40:17 C 13 54 26.87 +43 02 13.7 o 069
2021-05-12 22:55:18 C 13 54 26.44 +43 02 01.1 o 069
2021-05-13 22:21:32 C 13 53 48.41 +42 41 44.6 o 069
2021-05-13 22:36:33 C 13 53 47.98 +42 41 31.4 o 069
2021-05-13 22:51:33 C 13 53 47.55 +42 41 18.3 o 069
2021-05-15 05:47:55 C 13 53 02.94 +42 14 23.5 V G96
2021-05-15 05:56:31 C 13 53 02.69 +42 14 15.9 V G96
2021-05-15 06:04:33 C 13 53 02.47 +42 14 08.8 V G96
2021-05-15 06:12:17 C 13 53 02.27 +42 14 01.9 V G96
2021-05-16 05:53:20 C 13 52 31.89 +41 53 10.5 V G96
2021-05-16 06:00:47 C 13 52 31.70 +41 53 03.9 V G96
2021-05-16 06:08:16 C 13 52 31.52 +41 52 57.3 V G96
2021-05-16 06:15:42 C 13 52 31.32 +41 52 50.7 V G96
2021-05-16 08:46:58 C 13 52 28.43 +41 50 39.9 V T08
2021-05-16 08:51:37 C 13 52 28.31 +41 50 35.9 V T08
2021-05-16 08:59:36 C 13 52 28.08 +41 50 29.0 V T08
2021-05-16 09:47:09 C 13 52 26.93 +41 49 46.5 V T08
2021-05-17 08:43:32 C 13 52 01.34 +41 29 24.8 V T05
2021-05-17 08:52:26 C 13 52 01.17 +41 29 17.1 V T05
2021-05-17 08:57:47 C 13 52 01.01 +41 29 12.4 V T05
2021-05-17 09:07:42 C 13 52 00.79 +41 29 03.9 V T05
2021-05-19 09:21:22 C 13 51 16.080 +40 45 53.19 U F51
2021-05-19 09:29:47 C 13 51 15.927 +40 45 45.55 U F51
2021-05-19 09:38:13 C 13 51 15.783 +40 45 37.82 U F51
2021-05-20 10:37:59 C 13 50 57.331 +40 23 03.95 U F51
2021-05-20 10:46:22 C 13 50 57.208 +40 22 56.20 U F51
2021-05-20 10:54:45 C 13 50 57.083 +40 22 48.42 U F51
2021-05-23 05:49:57 C 13 50 24.48 +39 21 56.4 V G96
2021-05-23 05:58:05 C 13 50 24.40 +39 21 48.9 V G96
2021-05-23 06:06:14 C 13 50 24.33 +39 21 41.3 V G96
2021-05-23 06:14:23 C 13 50 24.25 +39 21 33.9 V G96
2021-05-24 09:17:39 C 13 50 16.949 +38 56 50.14 U F51
2021-05-24 09:25:07 C 13 50 16.892 +38 56 43.23 U F51
2021-05-24 09:32:35 C 13 50 16.829 +38 56 36.42 U F51
2021-05-24 09:40:03 C 13 50 16.782 +38 56 29.52 U F51
2021-05-30 05:40:58 C 13 50 29.94 +36 47 16.2 V G96
2021-05-30 05:48:32 C 13 50 29.95 +36 47 09.2 V G96
2021-05-30 05:56:05 C 13 50 30.01 +36 47 02.9 V G96
2021-05-30 06:03:38 C 13 50 30.07 +36 46 53.9 V G96
2021-05-30 06:46:18 C 13 50 30.14 +36 46 15.2 V 703
2021-05-30 06:53:56 C 13 50 30.16 +36 46 07.5 V 703
2021-05-30 07:01:35 C 13 50 30.17 +36 46 00.5 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)