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
2003-10-30 11:24:30 C 23 08 31.05 -03 13 33.2 r 428
2003-10-30 11:25:55 C 23 08 28.75 -03 13 42.7 r 428
2003-10-30 11:26:45 C 23 08 27.35 -03 13 48.6 r 428
2003-10-30 11:28:22 C 23 08 24.75 -03 13 59.7 r 428
2003-10-30 12:13:46 C 23 07 10.88 -03 19 00.2 r E14
2003-10-30 12:15:58 C 23 07 07.29 -03 19 15.5 r E14
2003-10-30 12:18:44 C 23 07 02.76 -03 19 34.1 r E14
2003-10-30 13:09:59 C 23 05 39.41 -03 27 50.8 r 347
2003-10-30 13:13:22 C 23 05 33.90 -03 28 15.4 r 347
2003-10-30 18:50:28 C 22 56 21.17 -04 08 01.3 A30
2003-10-30 18:54:56 C 22 56 13.77 -04 08 34.1 A30
2003-10-30 18:56:13 C 22 56 11.51 -04 08 41.2 A30
2003-10-30 18:57:15 C 22 56 09.65 -04 08 47.5 A30
2003-10-30 18:59:24 C 22 56 06.01 -04 09 06.4 A30
2003-10-30 19:01:58 C 22 56 01.47 -04 09 24.5 A30
2003-10-30 19:03:13 C 22 55 59.34 -04 09 30.6 A30
2003-10-30 19:04:14 C 22 55 57.84 -04 09 40.0 A30
2003-10-30 19:05:01 C 22 55 56.36 -04 09 44.2 A30
2003-10-30 19:10:07 C 22 55 47.59 -04 10 19.4 A30
2003-10-30 19:11:28 C 22 55 45.53 -04 10 29.8 A30
2003-10-30 19:15:02 C 22 55 39.35 -04 10 55.8 A30
2003-10-30 19:18:31 C 22 55 33.42 -04 11 20.0 A30
2003-10-30 19:24:17 C 22 55 23.38 -04 12 02.5 A30
2003-10-30 19:25:24 C 22 55 21.37 -04 12 11.3 A30
2003-10-30 19:26:11 C 22 55 20.14 -04 12 15.0 A30
2003-10-30 19:26:59 C 22 55 18.74 -04 12 22.0 A30
2003-10-30 19:27:47 C 22 55 17.57 -04 12 23.7 A30
2003-10-30 19:28:45 C 22 55 15.89 -04 12 33.2 A30
2003-10-30 19:30:27 C 22 55 12.81 -04 12 45.3 A30
2003-11-01 09:29:01 C 21 45 15.49 -08 47 08.3 r 428
2003-11-01 10:45:16 C 21 42 44.844 -08 55 57.68 r 413
2003-11-01 10:48:16 C 21 42 38.895 -08 56 18.73 r 413
2003-11-01 10:53:16 C 21 42 28.984 -08 56 53.65 r 413
2003-11-01 11:58:04 C 21 40 20.07 -09 04 30.0 r 428
2003-11-01 12:00:22 C 21 40 15.49 -09 04 46.0 r 428
2003-11-01 12:02:40 C 21 40 10.91 -09 05 02.1 r 428
2003-11-02 02:11:04 C 21 12 35.77 -10 41 41.1 c 670
2003-11-02 02:25:35 C 21 12 06.95 -10 43 13.1 c 670
2003-11-02 02:28:12 C 21 12 01.78 -10 43 29.2 c 670
2003-11-02 05:37:50 C 21 05 46.57 -11 02 59.5 c 670
2003-11-02 05:38:30 C 21 05 45.26 -11 03 02.5 c 670
2003-11-03 09:30:29 C 20 13 37.50 -13 25 29.7 r 428
2003-11-03 09:33:55 C 20 13 31.34 -13 25 44.1 r 428
2003-11-03 09:36:58 C 20 13 25.88 -13 25 56.9 r 428
2003-11-03 18:15:43 C 19 58 30.97 -14 01 59.7 r 170
2003-11-03 18:16:12 C 19 58 30.17 -14 02 01.5 r 170
2003-11-03 18:16:49 C 19 58 29.08 -14 02 04.0 r 170
2004-07-22 14:43:22 C 23 01 22.01 -15 39 12.6 b 568
2004-07-22 14:49:06 C 23 01 21.72 -15 39 14.9 b 568
2004-07-22 14:51:59 C 23 01 21.57 -15 39 16.1 b 568
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)