503941 (2003 UV11)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7627089318 ± 1.32e-08
Semi-major axis (a)1.4535841923 AU ± 4.75e-10
Inclination (i)5.93136748° ± 3.45e-06
Long. of Asc. Node (Ω)31.76839398° ± 2.17e-06
Arg. of Perihelion (ω)124.94381122° ± 3.16e-06
Mean Anomaly (M)189.04902281° ± 3.87e-07
Mean Motion (n)0.5624086467°/day ± 2.76e-10
Perihelion dist (q)0.34492255 AU ± 1.91e-08
Aphelion dist (Q)2.56224584 AU ± 1.92e-08
Orbital Period1.75250912 yr ± 8.60e-10
Physical Parameters
H (abs. magnitude)19.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.318″
Uncertainty0
Orbit TypeApollo
MOID0.007685 AU
Observations Used969
Radar Obs Used14
Oppositions9
Arc Total1996-2024
First Observation Used1996-10-12
Last Observation Used2024-11-04
Observations (1120)
Date Type RA Dec Mag Band Observatory
2003-10-24 13:51:09 C 01 25 00.44 +06 31 30.6 m 379
2003-10-24 20:29:49 C 01 21 32.04 +06 17 13.5 c 108
2003-10-24 20:39:08 C 01 21 26.94 +06 16 54.2 c 108
2003-10-24 20:48:14 C 01 21 21.89 +06 16 31.5 c 108
2003-10-24 20:50:15 C 01 21 20.74 +06 16 26.6 c 108
2003-10-24 20:54:55 C 01 21 18.14 +06 16 16.3 c 108
2003-10-24 21:33:01 C 01 20 56.69 +06 14 49.0 c 246
2003-10-24 21:33:38 C 01 20 56.32 +06 14 47.9 c 246
2003-10-24 21:34:07 C 01 20 56.10 +06 14 46.8 c 246
2003-10-24 21:34:40 C 01 20 55.81 +06 14 45.7 c 246
2003-10-24 21:35:16 C 01 20 55.50 +06 14 44.5 c 246
2003-10-24 21:35:59 C 01 20 55.06 +06 14 42.7 c 246
2003-10-25 02:30:59 C 01 18 12.14 +06 03 41.1 o 830
2003-10-25 02:32:26 C 01 18 11.44 +06 03 38.7 o 830
2003-10-25 02:35:19 C 01 18 09.49 +06 03 31.0 o 830
2003-10-25 02:50:10 C 01 18 01.15 +06 02 57.4 o 830
2003-10-25 02:51:39 C 01 18 00.16 +06 02 53.6 o 830
2003-10-25 02:53:06 C 01 17 59.23 +06 02 50.2 o 830
2003-10-25 02:54:35 C 01 17 58.50 +06 02 47.2 o 830
2003-10-25 03:10:35 C 01 17 49.12 +06 02 09.9 o 830
2003-10-25 03:12:02 C 01 17 48.41 +06 02 07.1 o 830
2003-10-25 03:13:28 C 01 17 47.52 +06 02 03.7 o 830
2003-10-25 03:14:56 C 01 17 46.82 +06 02 00.6 o 830
2003-10-25 03:30:46 C 01 17 37.39 +06 01 23.5 o 830
2003-10-25 03:32:12 C 01 17 36.43 +06 01 19.5 o 830
2003-10-25 03:33:40 C 01 17 35.64 +06 01 16.3 o 830
2003-10-25 03:35:08 C 01 17 34.71 +06 01 12.7 o 830
2003-10-25 04:47:28 C 01 16 54.47 +05 58 36.3 c 711
2003-10-25 04:51:25 C 01 16 52.14 +05 58 26.9 c 711
2003-10-25 04:55:28 C 01 16 49.72 +05 58 17.5 c 711
2003-10-25 04:59:17 C 01 16 47.45 +05 58 08.5 c 711
2003-10-25 13:02:24 C 01 12 01.25 +05 39 44.3 c 322
2003-10-25 13:05:55 C 01 11 59.10 +05 39 34.7 c 322
2003-10-25 13:47:23 C 01 11 32.80 +05 37 50.0 c 322
2003-10-25 14:34:47 C 01 11 02.52 +05 35 49.3 c 322
2003-10-25 14:39:27 C 01 10 59.53 +05 35 37.2 c 322
2003-10-25 18:20:08 C 01 08 42.59 +05 24 21.8 r 151
2003-10-25 18:21:02 C 01 08 42.00 +05 24 19.1 r 151
2003-10-25 18:22:20 C 01 08 41.21 +05 24 15.8 r 151
2003-10-25 18:23:57 C 01 08 40.18 +05 24 11.6 r 151
2003-10-25 18:24:27 C 01 08 39.81 +05 24 10.5 r 151
2003-10-25 18:26:09 C 01 08 38.74 +05 24 06.2 r 151
2003-10-25 18:29:31 C 01 08 36.57 +05 23 57.3 r 151
2003-10-25 18:29:58 C 01 08 36.25 +05 23 55.8 r 151
2003-10-25 18:31:01 C 01 08 35.59 +05 23 52.9 r 151
2003-10-25 18:31:32 C 01 08 35.26 +05 23 51.6 r 151
2003-10-25 18:32:23 C 01 08 34.72 +05 23 49.5 r 151
2003-10-25 18:33:12 C 01 08 34.07 +05 23 47.1 r 151
2003-10-25 18:33:39 C 01 08 33.81 +05 23 45.7 r 151
2003-10-25 18:35:28 C 01 08 32.68 +05 23 41.4 r 151
Radar Observations (14)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2010-10-25 05:25:00 398058.4175 0.1 Hz 2380 -1 -1
2010-10-26 04:29:00 59764201.88 0.5 us 2380 -1 -1
2010-10-26 04:29:00 395194.0198 0.1 Hz 2380 -1 -1
2010-10-27 03:50:00 45937211.27 0.5 us 2380 -1 -1
2010-10-27 03:50:00 388334.1579 0.1 Hz 2380 -1 -1
2010-10-29 03:23:00 19859956.54 0.5 us 2380 -1 -1
2010-10-29 03:23:00 304679.6609 0.1 Hz 2380 -1 -1
2017-10-28 05:20:00 1029909.167 0.4 Hz 8560 -14 -14
2017-10-28 05:40:00 56043168.62 2 us 8560 -14 -14
2017-10-28 06:20:00 55756838.29 2 us 8560 -14 -14
2017-10-29 06:10:00 46566415.421 1 us 8560 -14 -14
2017-10-31 04:30:00 -43336.846 0.4 Hz 8560 -14 -14
2017-10-31 04:50:00 38383379.14 2 us 8560 -14 -14
2017-10-31 05:20:00 38395759.69 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)