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
2023-09-15 09:27:30 C 03 51 00.227 -12 05 47.76 V 703
2023-09-16 03:47:07 C 04 02 13.77 -14 27 35.6 V C23
2023-09-16 03:49:15 C 04 02 15.12 -14 27 52.4 V C23
2023-09-16 03:50:44 C 04 02 16.00 -14 28 03.4 V C23
2023-09-17 07:15:28 C 04 20 03.305 -18 00 47.12 V W68
2023-09-17 07:18:04 C 04 20 05.021 -18 01 07.64 V W68
2023-09-17 07:22:38 C 04 20 07.978 -18 01 43.36 V W68
2023-09-17 07:31:06 C 04 20 13.486 -18 02 49.49 V W68
2023-09-17 07:36:46 C 04 20 17.254 -18 03 34.52 V W68
2023-09-17 07:39:22 C 04 20 18.955 -18 03 54.94 V W68
2023-09-17 07:45:54 C 04 20 23.194 -18 04 46.06 V W68
2023-09-17 07:53:44 C 04 20 28.313 -18 05 47.33 V W68
2023-09-18 10:55:19 C 04 38 59.464 -21 35 41.03 V 703
2023-09-18 11:02:59 C 04 39 04.705 -21 36 40.00 V 703
2023-09-18 11:10:42 C 04 39 10.026 -21 37 38.57 V 703
2023-09-18 11:18:23 C 04 39 15.271 -21 38 37.10 V 703
2023-09-21 07:48:29 C 05 29 30.103 -29 39 20.66 V W68
2023-09-21 07:59:53 C 05 29 38.532 -29 40 33.02 V W68
2023-09-21 08:05:11 C 05 29 42.439 -29 41 06.65 V W68
2023-09-21 08:13:04 C 05 29 48.264 -29 41 56.58 V W68
2023-09-24 08:16:11 C 06 24 01.954 -36 00 44.21 V W68
2023-09-24 08:47:58 C 06 24 24.917 -36 03 00.32 V W68
2023-09-24 08:52:43 C 06 24 28.346 -36 03 20.63 V W68
2023-09-24 09:18:54 C 06 24 47.232 -36 05 11.90 V W68
2023-09-27 06:22:37 C 07 13 22.298 -39 49 35.80 V W68
2023-09-27 06:27:16 C 07 13 25.354 -39 49 47.60 V W68
2023-09-27 06:55:13 C 07 13 43.678 -39 50 57.98 V W68
2023-09-27 07:20:18 C 07 14 00.074 -39 52 00.66 V W68
2024-05-29 09:17:46 C 17 38 58.639 +28 28 24.39 X F52
2024-05-29 09:34:47 C 17 38 57.234 +28 28 29.14 X F52
2024-05-29 09:51:47 C 17 38 55.823 +28 28 33.92 X F52
2024-05-29 10:08:47 C 17 38 54.409 +28 28 38.65 X F52
2024-05-30 09:25:47 C 17 37 01.214 +28 34 34.18 V G96
2024-05-30 09:33:12 C 17 37 00.599 +28 34 35.80 V G96
2024-05-30 09:40:38 C 17 36 59.972 +28 34 37.45 V G96
2024-05-30 09:48:04 C 17 36 59.353 +28 34 39.43 V G96
2024-06-04 19:45:02 C 17 26 16.641 +28 54 27.89 W M01
2024-06-04 22:04:17 C 17 26 04.688 +28 54 37.51 W M01
2024-06-05 13:52:28 C 17 24 45.017 +28 55 24.78 X F51
2024-06-05 14:02:15 C 17 24 44.184 +28 55 25.01 X F51
2024-06-05 14:11:54 C 17 24 43.358 +28 55 25.22 X F51
2024-06-05 14:21:33 C 17 24 42.529 +28 55 25.48 X F51
2024-06-10 09:15:22 C 17 15 11.174 +28 50 54.76 X F52
2024-06-10 09:32:28 C 17 15 09.718 +28 50 52.84 X F52
2024-06-10 09:49:47 C 17 15 08.250 +28 50 50.89 X F52
2024-06-10 10:07:17 C 17 15 06.758 +28 50 48.93 X F52
2024-06-15 07:31:34 C 17 05 40.632 +28 28 00.12 V G96
2024-06-15 07:39:42 C 17 05 40.038 +28 27 57.31 V G96
2024-06-15 07:47:52 C 17 05 39.311 +28 27 55.62 V G96
2024-06-15 07:48:47 C 17 05 39.726 +28 27 56.80 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)