302831 (2003 FH)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5407518973 ± 1.40e-08
Semi-major axis (a)1.3889323422 AU ± 2.22e-09
Inclination (i)25.79536049° ± 5.08e-06
Long. of Asc. Node (Ω)24.08583562° ± 1.72e-06
Arg. of Perihelion (ω)274.40933294° ± 2.75e-06
Mean Anomaly (M)245.86610683° ± 7.67e-06
Mean Motion (n)0.6021305189°/day ± 1.44e-09
Perihelion dist (q)0.63786454 AU ± 1.95e-08
Aphelion dist (Q)2.14000014 AU ± 1.98e-08
Orbital Period1.63689807 yr ± 3.92e-09
Physical Parameters
H (abs. magnitude)19.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.370″
Uncertainty0
Orbit TypeApollo
MOID0.013306 AU
Observations Used402
Radar Obs Used2
Oppositions3
Arc Total2003-2021
First Observation Used2003-03-23
Last Observation Used2021-11-26
Observations (408)
Date Type RA Dec Mag Band Observatory
2003-03-23 10:50:41 C 12 30 00.29 +38 40 06.2 18.9 c 644
2003-03-23 11:20:43 C 12 29 54.69 +38 40 21.0 19.2 c 644
2003-03-23 11:51:31 C 12 29 48.88 +38 40 35.3 19.3 c 644
2003-03-23 21:16:25 C 12 28 05.10 +38 45 14.8 c 246
2003-03-23 21:17:15 C 12 28 04.96 +38 45 15.5 c 246
2003-03-23 21:18:04 C 12 28 05.09 +38 45 17.3 d 620
2003-03-23 21:18:14 C 12 28 04.78 +38 45 16.0 c 246
2003-03-23 21:19:12 C 12 28 04.57 +38 45 16.0 c 246
2003-03-23 21:20:07 C 12 28 04.38 +38 45 16.8 c 246
2003-03-23 21:21:05 C 12 28 04.22 +38 45 17.4 c 246
2003-03-23 21:21:48 C 12 28 04.19 +38 45 18.4 c 587
2003-03-23 21:24:19 C 12 28 03.92 +38 45 20.5 d 620
2003-03-23 21:25:24 C 12 28 03.51 +38 45 19.9 c 587
2003-03-23 21:29:00 C 12 28 02.82 +38 45 21.8 c 587
2003-03-23 21:30:34 C 12 28 02.66 +38 45 23.9 d 620
2003-03-23 22:06:10 C 12 27 55.64 +38 45 40.4 d 151
2003-03-23 22:06:48 C 12 27 55.62 +38 45 38.6 o J95
2003-03-23 22:09:59 C 12 27 54.85 +38 45 42.5 d 151
2003-03-23 22:11:28 C 12 27 54.57 +38 45 42.9 d 151
2003-03-23 22:12:39 C 12 27 54.50 +38 45 40.7 o J95
2003-03-23 22:15:27 C 12 27 53.79 +38 45 44.9 d 151
2003-03-23 22:18:00 C 12 27 53.48 +38 45 43.6 o J95
2003-03-24 00:12:10 C 12 27 31.16 +38 46 42.8 c 106
2003-03-24 00:29:00 C 12 27 27.87 +38 46 50.6 c 106
2003-03-24 00:38:01 C 12 27 26.12 +38 46 55.2 c 106
2003-03-24 00:51:26 C 12 27 23.69 +38 46 59.5 c 636
2003-03-24 00:54:32 C 12 27 23.16 +38 47 01.4 c 636
2003-03-24 00:54:52 C 12 27 22.87 +38 47 03.6 c 106
2003-03-24 00:57:39 C 12 27 22.40 +38 47 04.0 c 636
2003-03-24 00:59:36 C 12 27 21.98 +38 47 04.1 c 113
2003-03-24 01:00:46 C 12 27 21.85 +38 47 04.7 c 636
2003-03-24 01:02:13 C 12 27 21.50 +38 47 04.9 c 113
2003-03-24 01:03:53 C 12 27 21.28 +38 47 06.9 c 636
2003-03-24 01:04:48 C 12 27 21.00 +38 47 06.1 c 113
2003-03-24 01:34:27 C 12 27 15.17 +38 47 20.6 d 557
2003-03-24 01:36:44 C 12 27 14.77 +38 47 21.3 d 557
2003-03-24 01:38:45 C 12 27 14.35 +38 47 22.4 d 557
2003-03-24 04:29:10 C 12 26 43.64 +38 48 47.4 c 854
2003-03-24 04:31:16 C 12 26 43.28 +38 48 49.0 c 854
2003-03-24 04:39:42 C 12 26 41.56 +38 48 53.2 c 854
2003-03-24 05:34:08 C 12 26 30.46 +38 49 19.8 d 734
2003-03-24 05:48:16 C 12 26 27.86 +38 49 25.9 d 734
2003-03-24 07:04:29 C 12 26 13.35 +38 50 03.7 c 673
2003-03-24 07:06:23 C 12 26 12.68 +38 50 06.3 18.9 c 704
2003-03-24 07:06:29 C 12 26 12.92 +38 50 04.8 c 673
2003-03-24 07:08:30 C 12 26 12.54 +38 50 05.6 c 673
2003-03-24 07:10:30 C 12 26 12.16 +38 50 06.6 c 673
2003-03-24 07:12:30 C 12 26 11.78 +38 50 07.5 c 673
2003-03-24 07:14:30 C 12 26 11.38 +38 50 08.4 c 673
2003-03-24 07:23:49 C 12 26 09.27 +38 50 15.1 19.5 c 704
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2011-10-25 20:22:00 -121655.1742 0.5 Hz 2380 -1 -1
2011-10-25 20:42:00 69444504.14 2 us 2380 -1 -1
2011-10-25 22:06:00 69711296.05 0.3 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)