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
2003-10-25 18:36:50 C 01 08 31.81 +05 23 37.7 r 151
2003-10-25 18:37:21 C 01 08 31.45 +05 23 36.3 r 151
2003-10-25 18:38:26 C 01 08 30.76 +05 23 33.9 r 151
2003-10-25 18:39:28 C 01 08 30.06 +05 23 30.5 r 151
2003-10-25 20:10:20 C 01 07 30.51 +05 19 19.7 441
2003-10-25 20:12:31 C 01 07 29.05 +05 19 13.7 441
2003-10-25 20:20:41 C 01 07 23.68 +05 18 51.7 441
2003-10-25 20:36:41 C 01 07 13.14 +05 18 07.2 441
2003-10-25 21:05:51 C 01 06 53.051 +05 16 59.68 15.6 r 106
2003-10-25 21:06:44 C 01 06 52.465 +05 16 57.17 15.7 r 106
2003-10-25 21:07:36 C 01 06 51.879 +05 16 54.55 15.7 r 106
2003-10-25 21:08:29 C 01 06 51.293 +05 16 52.46 15.6 r 106
2003-10-25 21:09:22 C 01 06 50.713 +05 16 50.04 15.6 r 106
2003-10-25 21:10:15 C 01 06 50.116 +05 16 47.34 15.7 r 106
2003-10-25 21:11:07 C 01 06 49.536 +05 16 45.21 15.6 r 106
2003-10-25 21:12:00 C 01 06 48.937 +05 16 42.81 15.7 r 106
2003-10-25 21:12:53 C 01 06 48.360 +05 16 40.41 15.6 r 106
2003-10-25 21:13:45 C 01 06 47.764 +05 16 38.05 15.6 r 106
2003-10-25 21:14:38 C 01 06 47.177 +05 16 35.63 15.6 r 106
2003-10-25 21:15:31 C 01 06 46.580 +05 16 33.36 15.6 r 106
2003-10-25 21:16:23 C 01 06 46.003 +05 16 30.74 15.6 r 106
2003-10-25 21:17:16 C 01 06 45.400 +05 16 28.49 15.6 r 106
2003-10-25 21:18:08 C 01 06 44.812 +05 16 26.14 15.6 r 106
2003-10-25 21:20:04 C 01 06 43.522 +05 16 20.88 15.6 r 106
2003-10-25 21:20:57 C 01 06 42.937 +05 16 18.47 15.6 r 106
2003-10-25 21:21:49 C 01 06 42.371 +05 16 15.98 15.5 r 106
2003-10-25 21:22:42 C 01 06 41.748 +05 16 13.54 15.6 r 106
2003-10-25 21:23:34 C 01 06 41.161 +05 16 11.27 15.6 r 106
2003-10-25 21:24:27 C 01 06 40.592 +05 16 08.68 15.6 r 106
2003-10-25 21:25:21 C 01 06 39.982 +05 16 06.24 15.6 r 106
2003-10-25 21:26:14 C 01 06 39.379 +05 16 04.19 15.6 r 106
2003-10-25 21:27:07 C 01 06 38.775 +05 16 01.55 15.6 r 106
2003-10-25 21:28:00 C 01 06 38.209 +05 15 59.28 15.5 r 106
2003-10-25 21:28:52 C 01 06 37.601 +05 15 56.66 15.6 r 106
2003-10-25 21:29:45 C 01 06 37.006 +05 15 54.30 15.6 r 106
2003-10-25 21:30:38 C 01 06 36.446 +05 15 52.00 15.6 r 106
2003-10-25 21:31:31 C 01 06 35.832 +05 15 49.57 15.6 r 106
2003-10-25 21:32:24 C 01 06 35.224 +05 15 46.97 15.6 r 106
2003-10-25 21:34:22 C 01 06 33.915 +05 15 41.79 15.6 r 106
2003-10-25 21:35:15 C 01 06 33.308 +05 15 39.16 15.6 r 106
2003-10-25 21:36:07 C 01 06 32.734 +05 15 36.90 15.6 r 106
2003-10-25 21:37:00 C 01 06 32.142 +05 15 34.48 15.6 r 106
2003-10-25 21:37:52 C 01 06 31.539 +05 15 32.15 15.6 r 106
2003-10-25 21:38:45 C 01 06 30.936 +05 15 29.49 15.7 r 106
2003-10-25 21:39:38 C 01 06 30.359 +05 15 27.26 15.6 r 106
2003-10-25 21:40:31 C 01 06 29.767 +05 15 24.82 15.6 r 106
2003-10-25 21:41:24 C 01 06 29.174 +05 15 22.52 15.5 r 106
2003-10-25 21:42:16 C 01 06 28.569 +05 15 19.85 15.6 r 106
2003-10-25 21:43:09 C 01 06 27.991 +05 15 17.59 15.6 r 106
2003-10-25 21:44:02 C 01 06 27.379 +05 15 15.32 15.6 r 106
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)