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
2003-10-27 20:20:30 C 00 29 00.04 +02 35 28.8 A30
2003-10-27 20:22:38 C 00 28 57.87 +02 35 20.9 A30
2003-10-27 20:23:31 C 00 28 56.87 +02 35 16.8 A30
2003-10-28 02:11:34 C 00 23 12.13 +02 10 25.5 c 711
2003-10-28 02:47:20 C 00 22 34.70 +02 07 45.7 c 711
2003-10-28 02:59:09 C 00 22 22.28 +02 06 52.8 c 711
2003-10-28 03:07:00 C 00 22 14.05 +02 06 17.7 c 711
2003-10-28 03:18:43 C 00 22 01.71 +02 05 25.0 c 711
2003-10-28 03:30:56 C 00 21 48.81 +02 04 30.0 c 711
2003-10-28 03:38:48 C 00 21 40.49 +02 03 54.5 c 711
2003-10-28 03:50:37 C 00 21 27.96 +02 03 01.1 c 711
2003-10-28 04:02:25 C 00 21 15.43 +02 02 07.7 c 711
2003-10-28 04:10:18 C 00 21 07.06 +02 01 32.2 c 711
2003-10-28 04:18:19 C 00 20 58.52 +02 00 55.7 c 711
2003-10-28 04:30:04 C 00 20 45.95 +02 00 02.3 c 711
2003-10-28 04:41:49 C 00 20 33.40 +01 59 08.9 c 711
2003-10-28 04:45:51 C 00 20 29.33 +01 58 46.1 15.9 c 704
2003-10-28 05:05:07 C 00 20 08.70 +01 57 18.0 15.9 c 704
2003-10-28 05:22:37 C 00 19 49.91 +01 55 57.6 16.0 c 704
2003-10-28 05:40:56 C 00 19 30.20 +01 54 33.4 15.9 c 704
2003-10-28 05:59:08 C 00 19 10.59 +01 53 09.7 15.9 c 704
2003-10-28 07:19:00 C 00 17 43.66 +01 47 02.7 c 711
2003-10-28 07:22:54 C 00 17 39.42 +01 46 44.5 c 711
2003-10-28 07:38:31 C 00 17 22.34 +01 45 31.4 c 711
2003-10-28 07:50:20 C 00 17 09.48 +01 44 36.2 c 711
2003-10-28 07:54:30 C 00 17 04.95 +01 44 16.5 c 711
2003-10-28 07:58:27 C 00 17 00.68 +01 43 57.7 c 711
2003-10-28 08:06:21 C 00 16 51.98 +01 43 20.0 c 711
2003-10-28 18:10:11 C 00 05 42.04 +00 53 26.8 r 151
2003-10-28 18:10:36 C 00 05 41.51 +00 53 24.6 r 151
2003-10-28 18:11:20 C 00 05 40.67 +00 53 20.5 r 151
2003-10-28 18:11:44 C 00 05 40.23 +00 53 18.4 r 151
2003-10-28 18:12:08 C 00 05 39.71 +00 53 16.9 r 151
2003-10-28 18:12:31 C 00 05 39.25 +00 53 14.4 r 151
2003-10-28 18:13:06 C 00 05 38.44 +00 53 11.0 r 151
2003-10-28 18:13:31 C 00 05 37.94 +00 53 08.6 r 151
2003-10-28 18:13:57 C 00 05 37.45 +00 53 07.1 r 151
2003-10-28 18:52:31 C 00 04 52.86 +00 49 50.0 c 127
2003-10-28 18:57:55 C 00 04 46.44 +00 49 22.2 c 127
2003-10-28 19:05:37 C 00 04 37.24 +00 48 42.3 c 127
2003-10-29 14:16:01 C 23 40 00.102 -00 56 32.99 r 413
2003-10-29 14:18:52 C 23 39 56.123 -00 56 50.20 r 413
2003-10-29 14:21:32 C 23 39 52.414 -00 57 05.93 r 413
2003-10-29 19:33:56 C 23 32 39.69 -01 31 20.8 r 176
2003-10-29 19:34:29 C 23 32 38.88 -01 31 24.3 r 176
2003-10-29 19:35:04 C 23 32 38.02 -01 31 27.9 r 176
2003-10-29 19:35:36 C 23 32 37.22 -01 31 31.3 r 176
2003-10-30 09:32:04 C 23 11 34.39 -03 00 37.2 r 413
2003-10-30 09:33:51 C 23 11 31.53 -03 00 49.4 r 413
2003-10-30 09:35:44 C 23 11 28.51 -03 01 02.2 r 413
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)