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
2014-07-01 04:47:32 C 15 20 03.55 +25 35 43.9 N I41
2014-07-01 05:30:45 C 15 20 03.04 +25 35 07.2 N I41
2014-07-01 07:16:14 C 15 20 01.79 +25 33 38.8 q 703
2014-07-01 07:26:52 C 15 20 01.67 +25 33 29.5 q 703
2014-07-01 07:37:31 C 15 20 01.57 +25 33 19.5 q 703
2014-07-01 07:48:12 C 15 20 01.42 +25 33 12.4 q 703
2014-07-11 08:01:56 C 15 19 50.493 +22 08 37.08 L F51
2014-07-11 08:21:35 C 15 19 50.590 +22 08 19.92 L F51
2014-07-11 08:41:09 C 15 19 50.693 +22 08 03.07 L F51
2016-06-06 10:31:18 C 23 35 04.24 +13 17 54.6 q G96
2016-06-06 10:39:24 C 23 35 05.00 +13 17 58.5 q G96
2016-06-06 10:47:43 C 23 35 05.82 +13 18 01.9 q G96
2016-06-06 10:55:49 C 23 35 06.60 +13 18 06.0 q G96
2016-07-05 09:03:44 C 00 54 17.37 +17 44 06.4 R G45
2016-07-05 09:04:13 C 00 54 17.38 +17 44 06.9 R G45
2016-07-05 09:10:43 C 00 54 18.29 +17 44 08.6 R G45
2016-07-05 09:11:12 C 00 54 18.33 +17 44 08.7 R G45
2016-07-05 09:17:28 C 00 54 19.20 +17 44 10.9 R G45
2016-07-05 09:18:02 C 00 54 19.24 +17 44 10.6 R G45
2016-07-05 09:24:35 C 00 54 20.09 +17 44 13.3 R G45
2016-07-05 09:25:11 C 00 54 20.21 +17 44 13.0 R G45
2016-07-05 09:28:42 C 00 54 20.69 +17 44 13.6 R G45
2016-07-05 09:29:06 C 00 54 20.76 +17 44 13.9 R G45
2016-07-10 09:56:19 C 01 11 15.54 +18 15 36.2 q G96
2016-07-10 10:06:38 C 01 11 17.03 +18 15 39.3 q G96
2016-07-10 10:16:52 C 01 11 18.48 +18 15 41.3 q G96
2016-07-10 10:27:04 C 01 11 19.99 +18 15 43.6 q G96
2016-07-31 19:26:02 C 02 42 19.75 +18 30 50.2 q D29
2016-07-31 19:45:08 C 02 42 23.81 +18 30 45.1 q D29
2016-07-31 20:04:13 C 02 42 27.87 +18 30 40.8 q D29
2016-08-10 14:41:52 C 03 37 38.295 +16 46 27.49 L F51
2016-08-10 14:42:57 C 03 37 38.565 +16 46 26.78 L F51
2016-08-10 14:45:56 C 03 37 39.310 +16 46 24.91 L F51
2016-08-10 14:47:00 C 03 37 39.560 +16 46 24.18 L F51
2016-08-10 14:49:56 C 03 37 40.322 +16 46 22.26 L F51
2016-08-10 14:51:01 C 03 37 40.589 +16 46 21.52 L F51
2017-05-24 17:08:32 C 18 52 23.42 +23 05 09.6 q D29
2017-05-24 17:31:26 C 18 52 22.39 +23 05 21.0 q D29
2017-06-13 07:03:27 C 18 22 35.88 +26 03 52.2 u H21
2017-06-13 07:13:04 C 18 22 35.09 +26 03 53.9 u H21
2017-06-13 07:23:16 C 18 22 34.27 +26 03 56.4 u H21
2017-06-22 12:07:37 C 18 05 05.753 +26 03 17.29 L F51
2017-06-22 12:27:11 C 18 05 04.138 +26 03 14.35 L F51
2017-06-22 12:46:52 C 18 05 02.507 +26 03 11.34 L F51
2017-06-26 07:52:51 C 17 57 46.02 +25 44 57.0 q G96
2017-06-26 07:59:04 C 17 57 45.53 +25 44 55.4 q G96
2017-06-26 08:11:27 C 17 57 44.49 +25 44 52.2 q G96
2018-06-08 03:46:39 C 09 56 34.83 +26 19 49.7 U G96
2018-06-08 03:54:53 C 09 56 36.46 +26 19 47.4 U G96
2018-06-08 04:03:09 C 09 56 38.10 +26 19 44.9 U G96
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)