503911 (2002 FD6)

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3421325271 ± 4.36e-08
Semi-major axis (a)1.2331585369 AU ± 4.50e-09
Inclination (i)10.06289229° ± 8.27e-06
Long. of Asc. Node (Ω)15.14476581° ± 1.07e-06
Arg. of Perihelion (ω)256.92792734° ± 6.88e-06
Mean Anomaly (M)51.16064218° ± 4.89e-05
Mean Motion (n)0.7197536989°/day ± 3.94e-09
Perihelion dist (q)0.81125489 AU ± 5.39e-08
Aphelion dist (Q)1.65506218 AU ± 5.41e-08
Orbital Period1.36939384 yr ± 7.50e-09
Physical Parameters
H (abs. magnitude)22.89
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.638″
Uncertainty0
Orbit TypeApollo
MOID0.004751 AU
Observations Used570
Radar Obs Used6
Oppositions1
Arc Total2002-2002
First Observation Used2002-03-21
Last Observation Used2017-10-22
Observations (594)
Date Type RA Dec Mag Band Observatory
2002-04-02 23:52:09 C 14 15 59.11 +02 52 47.0 c 198
2002-04-02 23:53:15 C 14 15 59.63 +02 52 32.4 c 198
2002-04-03 00:02:01 C 14 16 01.83 +02 50 32.4 d 557
2002-04-03 00:10:54 C 14 16 06.22 +02 48 40.5 c 246
2002-04-03 00:12:14 C 14 16 06.79 +02 48 24.4 c 246
2002-04-03 00:12:31 C 14 16 06.96 +02 48 19.5 c 246
2002-04-03 00:13:01 C 14 16 07.15 +02 48 14.2 c 246
2002-04-03 00:13:18 C 14 16 07.33 +02 48 09.0 c 246
2002-04-03 00:13:44 C 14 16 07.54 +02 48 03.0 c 246
2002-04-03 00:22:40 C 14 16 11.51 +02 46 00.1 d 557
2002-04-03 07:10:45 C 14 20 14.86 +01 09 13.7 c 649
2002-04-03 07:13:09 C 14 20 16.19 +01 08 35.6 c 649
2002-04-03 07:17:13 C 14 20 18.39 +01 07 32.3 c 649
2002-04-03 10:38:09 C 14 22 45.87 +00 22 36.7 c 474
2002-04-03 10:39:19 C 14 22 46.60 +00 22 16.8 c 474
2002-04-03 10:42:40 C 14 22 48.75 +00 21 20.6 c 474
2002-04-03 13:08:07 C 14 24 32.140 -00 22 16.08 m 413
2002-04-03 13:14:05 C 14 24 36.041 -00 24 03.84 m 413
2002-04-03 13:15:26 C 14 24 36.917 -00 24 28.19 m 413
2002-04-03 16:23:59 C 14 26 35.25 -01 22 20.7 c 474
2002-04-03 16:25:59 C 14 26 36.69 -01 23 00.1 c 474
2002-04-03 16:27:07 C 14 26 44.541 -01 24 47.37 m 413
2002-04-03 16:29:00 C 14 26 38.86 -01 23 58.9 c 474
2002-04-03 16:29:05 C 14 26 45.901 -01 25 26.21 m 413
2002-04-03 20:40:50 C 14 30 48.52 -03 03 25.7 c 185
2002-04-03 20:42:18 C 14 30 49.74 -03 03 56.9 c 185
2002-04-03 20:43:22 C 14 30 50.74 -03 04 21.8 c 185
2002-04-03 21:00:00 C 14 31 05.32 -03 10 35.0 c 185
2002-04-03 21:00:59 C 14 31 06.15 -03 10 56.8 c 185
2002-04-03 21:01:23 C 14 31 06.34 -03 11 06.9 151
2002-04-03 21:01:58 C 14 31 06.78 -03 11 19.9 151
2002-04-03 21:03:53 C 14 31 08.44 -03 12 03.1 151
2002-04-03 21:04:01 C 14 31 08.79 -03 12 04.4 c 185
2002-04-03 21:04:59 C 14 31 09.65 -03 12 27.2 c 185
2002-04-03 21:05:24 C 14 31 09.80 -03 12 37.5 151
2002-04-03 21:06:00 C 14 31 10.59 -03 12 50.2 c 185
2002-04-03 21:06:59 C 14 31 11.44 -03 13 11.6 c 185
2002-04-03 21:08:00 C 14 31 12.26 -03 13 34.7 c 185
2002-04-03 21:08:17 C 14 31 12.23 -03 13 43.5 151
2002-04-03 21:09:59 C 14 31 13.95 -03 14 19.7 c 185
2002-04-03 21:10:10 C 14 31 13.97 -03 14 25.5 151
2002-04-03 21:11:54 C 14 31 15.51 -03 15 04.0 151
2002-04-03 21:13:27 C 14 31 16.80 -03 15 39.5 151
2002-04-03 21:29:59 C 14 31 31.70 -03 21 55.9 c 185
2002-04-03 21:31:00 C 14 31 32.58 -03 22 19.3 c 185
2002-04-03 21:31:59 C 14 31 33.46 -03 22 42.0 c 185
2002-04-03 21:33:00 C 14 31 34.32 -03 23 04.5 c 185
2002-04-03 21:33:59 C 14 31 35.20 -03 23 27.5 c 185
2002-04-03 21:35:59 C 14 31 36.96 -03 24 13.2 c 185
2002-04-03 21:36:59 C 14 31 37.86 -03 24 36.2 c 185
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2002-04-02 12:00:00 613373 10 Hz 8560 -14 -14
2002-04-02 13:20:00 607667 3 Hz 8560 -14 -14
2002-04-03 10:10:00 19912587 10 us 8560 -14 -14
2002-04-03 12:00:00 19455780 1 us 8560 -14 -14
2002-04-03 12:20:00 19373691.507 0.25 us 8560 -14 -14
2002-04-04 08:30:00 14477511 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)