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
1996-10-12 12:22:00 C 01 53 35.69 +06 52 47.6 c 566
1996-10-12 12:34:04 C 01 53 33.68 +06 52 38.8 c 566
1996-10-12 12:49:26 C 01 53 31.21 +06 52 27.2 c 566
2003-10-02 10:45:14 C 02 44 56.66 +11 30 06.5 c 691
2003-10-02 11:22:53 C 02 44 55.50 +11 30 02.5 c 691
2003-10-02 12:00:37 C 02 44 54.36 +11 29 58.4 c 691
2003-10-09 05:59:42 C 02 37 58.64 +11 04 35.3 o 699
2003-10-09 06:14:07 C 02 37 57.66 +11 04 31.9 o 699
2003-10-09 06:28:32 C 02 37 56.63 +11 04 28.1 o 699
2003-10-09 06:42:57 C 02 37 55.59 +11 04 25.1 o 699
2003-10-09 22:44:10 C 02 36 51.95 +11 00 36.9 r 620
2003-10-09 23:03:21 C 02 36 50.50 +11 00 31.6 r 620
2003-10-21 05:27:28 C 01 56 19.55 +08 33 46.7 o 699
2003-10-21 05:56:12 C 01 56 10.83 +08 33 15.3 o 699
2003-10-21 06:25:03 C 01 56 01.99 +08 32 43.3 o 699
2003-10-21 06:52:30 C 01 55 53.38 +08 32 12.8 16.7 c 704
2003-10-21 06:53:55 C 01 55 53.10 +08 32 11.7 o 699
2003-10-21 07:09:46 C 01 55 48.05 +08 31 54.0 17.0 c 704
2003-10-21 07:27:21 C 01 55 42.60 +08 31 34.1 16.7 c 704
2003-10-21 07:44:21 C 01 55 37.34 +08 31 15.0 16.9 c 704
2003-10-21 08:01:13 C 01 55 32.11 +08 30 56.0 16.8 c 704
2003-10-21 08:42:45 C 01 55 19.63 +08 30 10.1 c 673
2003-10-21 08:43:55 C 01 55 19.28 +08 30 08.8 c 673
2003-10-21 08:45:15 C 01 55 18.86 +08 30 07.3 c 673
2003-10-21 08:46:25 C 01 55 18.50 +08 30 06.0 c 673
2003-10-21 08:47:43 C 01 55 18.10 +08 30 04.5 c 673
2003-10-21 08:48:54 C 01 55 17.76 +08 30 03.1 c 673
2003-10-21 09:43:35 C 01 54 59.98 +08 28 54.9 r 649
2003-10-21 09:45:38 C 01 54 59.36 +08 28 52.5 r 649
2003-10-21 09:47:42 C 01 54 58.72 +08 28 50.2 r 649
2003-10-21 22:20:08 C 01 51 05.52 +08 13 48.2 o 026
2003-10-21 22:26:07 C 01 51 03.52 +08 13 41.0 o 026
2003-10-22 03:35:45 C 01 49 20.55 +08 08 16.4 808
2003-10-22 03:43:30 C 01 49 17.84 +08 08 06.2 808
2003-10-22 03:47:30 C 01 49 16.50 +08 08 00.9 808
2003-10-22 03:51:59 C 01 49 14.79 +08 07 55.4 808
2003-10-22 04:51:35 C 01 48 56.22 +08 05 37.2 c 673
2003-10-22 04:52:54 C 01 48 55.74 +08 05 35.3 c 673
2003-10-22 04:54:14 C 01 48 55.24 +08 05 33.6 c 673
2003-10-22 04:55:35 C 01 48 54.81 +08 05 32.0 c 673
2003-10-22 04:56:54 C 01 48 54.34 +08 05 30.0 c 673
2003-10-22 04:58:15 C 01 48 53.87 +08 05 28.3 c 673
2003-10-22 05:24:15 C 01 48 43.52 +08 04 51.4 r 649
2003-10-22 05:26:49 C 01 48 42.62 +08 04 48.0 r 649
2003-10-22 05:29:22 C 01 48 41.70 +08 04 44.7 r 649
2003-10-22 05:54:19 C 01 48 33.48 +08 04 17.0 r 448
2003-10-22 05:57:55 C 01 48 32.16 +08 04 12.1 r 448
2003-10-22 05:59:27 C 01 48 31.63 +08 04 09.8 16.0 c 704
2003-10-22 06:00:16 C 01 48 30.22 +08 04 07.2 c 850
2003-10-22 06:01:28 C 01 48 30.90 +08 04 07.5 r 448
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)