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
2004-07-23 14:44:26 C 23 00 10.14 -15 48 58.2 b 568
2004-07-23 14:50:09 C 23 00 09.81 -15 49 00.7 b 568
2004-07-23 14:53:00 C 23 00 09.65 -15 49 01.7 b 568
2010-10-05 18:12:34 C 03 08 18.90 +13 43 51.6 r E12
2010-10-05 18:39:19 C 03 08 18.96 +13 43 54.3 r E12
2010-10-06 03:16:16 C 03 08 22.60 +13 44 23.5 v 204
2010-10-06 03:26:34 C 03 08 22.61 +13 44 24.7 v 204
2010-10-06 14:03:30 C 03 08 26.10 +13 45 47.0 o F65
2010-10-06 14:05:22 C 03 08 26.10 +13 45 47.1 o F65
2010-10-06 14:18:55 C 03 08 26.09 +13 45 48.5 o F65
2010-10-07 14:07:28 C 03 08 31.81 +13 48 33.6 o F65
2010-10-07 14:11:19 C 03 08 31.78 +13 48 34.0 o F65
2010-10-07 14:15:51 C 03 08 31.77 +13 48 34.4 o F65
2010-10-07 14:20:17 C 03 08 31.76 +13 48 35.0 o F65
2010-10-07 14:23:44 C 03 08 31.77 +13 48 35.3 o F65
2010-10-07 14:26:44 C 03 08 31.73 +13 48 35.6 o F65
2010-10-08 06:51:27 C 03 08 35.35 +13 50 27.0 u H06
2010-10-08 07:56:46 C 03 08 35.03 +13 50 35.4 u H06
2010-10-08 08:53:47 C 03 08 34.29 +13 50 39.6 r H21
2010-10-08 09:11:38 C 03 08 34.21 +13 50 41.5 r H21
2010-10-08 09:18:44 C 03 08 34.74 +13 50 46.1 o 695
2010-10-08 09:28:51 C 03 08 34.12 +13 50 43.4 r H21
2010-10-08 09:47:14 C 03 08 34.04 +13 50 45.6 r H21
2010-10-08 10:31:28 C 03 08 34.31 +13 50 54.7 o 695
2010-10-08 11:35:12 C 03 08 33.97 +13 51 01.7 o 695
2010-10-08 23:50:34 C 03 08 35.29 +13 52 24.4 o 510
2010-10-09 00:12:07 C 03 08 35.17 +13 52 27.2 o 510
2010-10-09 00:33:59 C 03 08 35.05 +13 52 29.9 o 510
2010-10-09 07:51:09 C 03 08 34.23 +13 53 31.2 r 850
2010-10-09 08:34:09 C 03 08 33.85 +13 53 36.1 r 850
2010-10-09 09:17:04 C 03 08 33.50 +13 53 41.1 r 850
2010-10-09 09:59:57 C 03 08 33.18 +13 53 45.9 r 850
2010-10-11 05:53:25 C 03 08 23.48 +13 59 36.2 u H10
2010-10-11 06:20:32 C 03 08 23.12 +13 59 40.8 u H10
2010-10-11 06:28:02 C 03 08 23.00 +13 59 41.9 u H10
2010-10-11 06:38:13 C 03 08 22.83 +13 59 43.7 u H10
2010-10-11 08:15:44 C 03 08 21.46 +13 59 57.4 u H06
2010-10-13 08:36:50 C 03 07 48.15 +14 07 17.0 18.5 c 704
2010-10-13 08:56:56 C 03 07 47.64 +14 07 19.9 18.8 c 704
2010-10-13 09:16:54 C 03 07 47.17 +14 07 23.8 18.8 c 704
2010-10-13 09:37:17 C 03 07 46.68 +14 07 27.0 18.4 c 704
2010-10-13 09:57:16 C 03 07 46.16 +14 07 30.0 18.6 c 704
2010-10-16 08:16:24 C 03 06 07.83 +14 20 51.6 o H47
2010-10-16 08:22:48 C 03 06 07.55 +14 20 53.6 o H47
2010-10-16 08:28:53 C 03 06 07.28 +14 20 54.1 o H47
2010-10-16 08:35:26 C 03 06 07.01 +14 20 56.0 o H47
2010-10-16 08:41:19 C 03 06 06.76 +14 20 57.3 o H47
2010-10-17 05:32:52 C 03 05 22.56 +14 26 39.0 o 844
2010-10-17 05:39:13 C 03 05 22.23 +14 26 41.1 o 844
2010-10-17 05:45:53 C 03 05 21.90 +14 26 42.7 o 844
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)