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
2017-10-11 11:11:12 C 02 49 59.62 +12 29 10.5 o 291
2017-10-11 11:17:04 C 02 49 59.27 +12 29 09.9 o 291
2017-10-12 01:06:47 C 02 49 14.84 +12 28 29.6 U K93
2017-10-12 01:09:55 C 02 49 14.65 +12 28 29.3 U K93
2017-10-12 01:13:03 C 02 49 14.45 +12 28 29.0 U K93
2017-10-12 01:16:11 C 02 49 14.25 +12 28 28.7 U K93
2017-10-12 01:19:18 C 02 49 14.05 +12 28 28.4 U K93
2017-10-12 01:22:27 C 02 49 13.84 +12 28 28.1 U K93
2017-10-12 12:22:26 C 02 48 34.31 +12 26 50.0 o 291
2017-10-12 12:26:07 C 02 48 34.07 +12 26 49.6 o 291
2017-10-12 12:29:47 C 02 48 33.83 +12 26 49.0 o 291
2017-10-12 16:41:51 C 02 48 20.26 +12 26 25.1 q D29
2017-10-12 17:07:17 C 02 48 18.48 +12 26 22.5 q D29
2017-10-12 17:32:45 C 02 48 16.68 +12 26 20.0 q D29
2017-10-13 07:00:01 C 02 47 23.67 +12 25 24.9 U W85
2017-10-13 07:03:10 C 02 47 23.41 +12 25 24.4 U W85
2017-10-13 07:06:18 C 02 47 23.19 +12 25 24.2 U W85
2017-10-13 07:09:26 C 02 47 22.95 +12 25 23.7 U W85
2017-10-13 07:12:34 C 02 47 22.71 +12 25 23.3 U W85
2017-10-13 07:15:42 C 02 47 22.46 +12 25 23.1 U W85
2017-10-13 08:57:30 C 02 47 16.00 +12 24 37.7 U 703
2017-10-13 09:04:39 C 02 47 15.45 +12 24 36.9 U 703
2017-10-13 09:11:49 C 02 47 14.88 +12 24 36.0 U 703
2017-10-13 09:18:59 C 02 47 14.36 +12 24 35.0 U 703
2017-10-14 05:01:35 C 02 45 48.72 +12 22 41.7 U W87
2017-10-14 05:04:23 C 02 45 48.47 +12 22 41.3 U W87
2017-10-14 05:07:11 C 02 45 48.23 +12 22 41.1 U W87
2017-10-14 05:09:59 C 02 45 47.98 +12 22 40.5 U W87
2017-10-14 05:12:48 C 02 45 47.75 +12 22 40.2 U W87
2017-10-14 05:15:36 C 02 45 47.50 +12 22 39.8 U W87
2017-10-14 05:18:25 C 02 45 47.25 +12 22 39.4 U W87
2017-10-14 09:09:44 C 02 45 27.83 +12 21 29.7 q H45
2017-10-14 09:11:58 C 02 45 27.63 +12 21 29.4 q H45
2017-10-14 09:13:46 C 02 45 27.47 +12 21 29.2 q H45
2017-10-14 09:15:26 C 02 45 27.33 +12 21 28.9 q H45
2017-10-14 09:17:16 C 02 45 27.16 +12 21 28.5 q H45
2017-10-14 09:18:49 C 02 45 27.03 +12 21 28.3 q H45
2017-10-15 08:37:54 C 02 43 28.08 +12 17 58.5 U G96
2017-10-15 08:45:25 C 02 43 27.31 +12 17 57.3 U G96
2017-10-15 08:52:55 C 02 43 26.55 +12 17 55.9 U G96
2017-10-15 09:00:25 C 02 43 25.81 +12 17 54.9 U G96
2017-10-16 07:43:23 C 02 41 11.43 +12 13 50.0 U 703
2017-10-16 07:51:00 C 02 41 10.53 +12 13 48.4 U 703
2017-10-16 07:58:35 C 02 41 09.65 +12 13 46.9 U 703
2017-10-16 08:06:07 C 02 41 08.77 +12 13 45.7 U 703
2017-10-17 23:56:01 C 02 36 17.90 +12 04 32.8 U 130
2017-10-17 23:57:43 C 02 36 17.63 +12 04 32.3 U 130
2017-10-17 23:59:25 C 02 36 17.38 +12 04 31.7 U 130
2017-10-18 00:01:07 C 02 36 17.14 +12 04 31.3 U 130
2017-10-18 15:30:42 C 02 34 02.37 +12 00 04.9 o C94
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)