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
2002-04-03 23:57:17 C 14 33 39.79 -04 20 11.7 c 246
2002-04-03 23:57:40 C 14 33 40.04 -04 20 19.0 c 246
2002-04-03 23:57:47 C 14 33 43.12 -04 20 18.6 c 224
2002-04-03 23:57:58 C 14 33 40.31 -04 20 26.4 c 246
2002-04-03 23:58:10 C 14 33 40.61 -04 20 34.3 c 246
2002-04-03 23:58:47 C 14 33 44.04 -04 20 43.8 c 224
2002-04-03 23:59:12 C 14 33 41.48 -04 20 57.9 c 246
2002-04-03 23:59:47 C 14 33 44.90 -04 21 07.8 c 224
2002-04-04 00:00:21 C 14 33 42.28 -04 21 33.9 d 557
2002-04-04 00:00:48 C 14 33 45.82 -04 21 32.3 c 224
2002-04-04 00:01:46 C 14 33 46.76 -04 21 57.7 c 224
2002-04-04 00:02:46 C 14 33 47.68 -04 22 21.7 c 224
2002-04-04 00:03:47 C 14 33 48.55 -04 22 46.0 c 224
2002-04-04 00:04:01 C 14 33 45.88 -04 22 57.5 c 246
2002-04-04 00:04:46 C 14 33 49.45 -04 23 10.0 c 224
2002-04-04 00:05:31 C 14 33 47.21 -04 23 33.7 c 246
2002-04-04 00:05:46 C 14 33 50.35 -04 23 34.6 c 224
2002-04-04 00:06:01 C 14 33 47.65 -04 23 45.0 c 246
2002-04-04 00:06:46 C 14 33 51.27 -04 23 59.2 c 224
2002-04-04 00:07:45 C 14 33 52.19 -04 24 23.7 c 224
2002-04-04 00:08:47 C 14 33 53.08 -04 24 48.7 c 224
2002-04-04 00:09:45 C 14 33 53.99 -04 25 13.0 c 224
2002-04-04 00:10:46 C 14 33 54.91 -04 25 37.5 c 224
2002-04-04 00:11:45 C 14 33 55.82 -04 26 01.8 c 224
2002-04-04 00:12:44 C 14 33 56.70 -04 26 26.5 c 224
2002-04-04 00:13:44 C 14 33 57.63 -04 26 51.2 c 224
2002-04-04 00:14:44 C 14 33 58.53 -04 27 16.1 c 224
2002-04-04 00:15:03 C 14 33 55.67 -04 27 36.4 d 557
2002-04-04 00:15:46 C 14 33 59.42 -04 27 40.2 c 224
2002-04-04 00:16:44 C 14 34 00.36 -04 28 05.3 c 224
2002-04-04 00:17:44 C 14 34 01.25 -04 28 30.2 c 224
2002-04-04 00:18:44 C 14 34 02.18 -04 28 54.3 c 224
2002-04-04 00:19:43 C 14 34 03.11 -04 29 20.0 c 224
2002-04-04 00:30:22 C 14 34 09.68 -04 33 55.7 d 557
2002-04-04 00:45:06 C 14 34 23.28 -04 40 03.5 d 557
2002-04-04 01:00:10 C 14 34 37.27 -04 46 22.6 d 557
2002-04-04 01:15:10 C 14 34 51.31 -04 52 42.0 d 557
2002-04-04 01:30:12 C 14 35 05.53 -04 59 04.8 d 557
2002-04-04 01:45:12 C 14 35 19.86 -05 05 30.1 d 557
2002-04-04 05:26:21 C 14 39 59.01 -06 41 39.9 15.9 m 732
2002-04-04 05:27:14 C 14 40 00.00 -06 42 04.0 15.8 m 732
2002-04-04 05:28:03 C 14 40 00.83 -06 42 28.2 15.8 m 732
2002-04-04 05:28:54 C 14 40 01.76 -06 42 52.7 15.8 m 732
2002-04-04 05:29:45 C 14 40 02.70 -06 43 19.3 15.7 m 732
2002-04-04 05:30:35 C 14 40 03.56 -06 43 41.8 15.8 m 732
2002-04-04 05:31:24 C 14 40 04.45 -06 44 06.4 15.6 m 732
2002-04-04 05:32:15 C 14 40 05.31 -06 44 29.7 15.9 m 732
2002-04-04 05:33:05 C 14 40 06.21 -06 44 54.5 15.6 m 732
2002-04-04 05:33:54 C 14 40 07.10 -06 45 18.4 15.8 m 732
2002-04-04 05:35:02 C 14 40 08.35 -06 45 51.1 15.7 m 732
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)