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
2006-09-12 00:06:38 C 01 03 21.42 -03 48 46.4 c 585
2006-09-12 00:09:01 C 01 03 21.97 -03 49 04.9 c 585
2006-09-12 00:11:51 C 01 03 22.51 -03 49 27.4 c 585
2006-09-12 00:14:16 C 01 03 23.01 -03 49 44.7 c 585
2006-09-12 00:16:38 C 01 03 23.49 -03 50 03.3 c 585
2006-09-12 10:47:39 C 01 05 43.94 -05 12 33.0 r 703
2006-09-12 10:56:53 C 01 05 45.92 -05 13 47.5 r 703
2006-09-12 11:06:08 C 01 05 47.94 -05 15 02.0 r 703
2006-09-12 11:15:23 C 01 05 49.92 -05 16 16.6 r 703
2006-09-14 23:37:43 C 01 22 02.90 -14 36 28.1 o A32
2006-09-14 23:39:22 C 01 22 03.35 -14 36 46.7 o A32
2006-09-14 23:41:02 C 01 22 03.91 -14 37 03.9 o A32
2006-09-24 14:39:59 C 04 05 24.40 -61 10 10.7 r 423
2006-09-24 14:49:59 C 04 05 37.88 -61 11 35.2 r 423
2006-09-24 14:59:59 C 04 05 51.38 -61 12 59.9 r 423
2006-09-24 15:09:59 C 04 06 04.85 -61 14 24.3 r 423
2006-09-24 15:19:59 C 04 06 18.35 -61 15 48.5 r 423
2006-09-24 15:29:59 C 04 06 31.82 -61 17 12.2 r 423
2006-09-24 15:48:19 C 04 06 56.55 -61 19 45.3 r 423
2007-04-15 03:02:44 C 18 16 24.43 +15 41 39.9 r 113
2007-05-10 23:43:22 C 17 59 25.86 +25 23 04.9 r A13
2007-05-11 00:12:47 C 17 59 24.24 +25 23 28.1 r A13
2007-05-18 06:50:26 C 17 48 21.31 +27 20 00.8 o H55
2007-05-18 06:56:47 C 17 48 20.86 +27 20 04.4 o H55
2007-05-18 07:03:15 C 17 48 20.39 +27 20 08.2 o H55
2007-05-24 09:05:06 C 17 37 27.58 +28 31 09.5 r 703
2007-05-24 09:15:34 C 17 37 27.15 +28 31 10.6 r 703
2007-05-24 09:26:08 C 17 37 26.07 +28 31 18.0 r 703
2007-05-24 09:36:39 C 17 37 25.24 +28 31 22.5 r 703
2007-06-05 05:02:55 C 17 14 03.26 +29 28 58.6 20.1 o H55
2007-06-05 05:07:17 C 17 14 02.88 +29 28 58.7 20.2 o H55
2007-06-05 05:27:29 C 17 14 01.10 +29 28 59.4 20.1 o H55
2007-06-05 05:31:58 C 17 14 00.77 +29 28 59.0 20.1 o H55
2007-07-09 21:53:20 C 16 21 25.43 +23 06 16.6 o 198
2007-07-09 22:00:27 C 16 21 25.19 +23 06 10.9 o 198
2007-07-09 22:07:33 C 16 21 24.95 +23 06 05.3 o 198
2007-07-09 22:17:42 C 16 21 24.61 +23 05 57.1 o 198
2007-07-09 22:22:47 C 16 21 24.43 +23 05 53.1 o 198
2010-06-26 04:37:33 C 19 09 15.28 +24 27 19.8 o H21
2010-06-26 04:59:25 C 19 09 13.64 +24 27 20.7 o H21
2010-06-26 05:21:37 C 19 09 11.98 +24 27 21.1 o H21
2010-06-29 06:43:49 C 19 03 39.11 +24 27 26.4 o H21
2010-06-29 07:06:15 C 19 03 37.33 +24 27 25.2 o H21
2010-06-29 07:29:32 C 19 03 35.48 +24 27 23.9 o H21
2010-07-23 04:36:56 C 18 19 20.79 +20 37 58.2 o H21
2010-07-23 04:44:57 C 18 19 20.22 +20 37 52.6 o H21
2010-07-23 04:51:46 C 18 19 19.74 +20 37 47.1 o H21
2010-07-23 05:00:04 C 18 19 19.18 +20 37 41.1 o H21
2010-08-14 02:04:42 C 17 54 13.11 +12 40 07.4 u I15
2010-08-14 02:20:15 C 17 54 12.73 +12 39 48.9 u I15
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)