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
2017-10-27 20:24:51 C 00 44 47.97 +07 16 08.9 U 204
2017-10-27 21:04:12 C 00 43 52.86 +07 13 17.1 Q I61
2017-10-27 21:35:23 C 00 43 07.11 +07 10 54.7 Q I61
2017-10-27 22:04:10 C 00 42 24.54 +07 08 42.1 Q I61
2017-10-28 01:10:32 C 00 37 50.99 +06 54 01.8 U W34
2017-10-28 01:23:14 C 00 37 31.30 +06 52 59.6 U W34
2017-10-28 01:40:09 C 00 37 04.92 +06 51 36.4 U W34
2017-10-28 01:54:42 C 00 36 42.10 +06 50 24.3 U W34
2017-10-28 20:06:48 C 00 04 31.89 +05 01 37.5 q 006
2017-10-28 20:07:50 C 00 04 29.77 +05 01 30.0 q 006
2017-10-28 20:08:51 C 00 04 27.72 +05 01 23.2 q 006
2017-10-28 20:09:52 C 00 04 25.59 +05 01 15.9 q 006
2017-10-28 20:10:52 C 00 04 23.54 +05 01 08.9 q 006
2017-10-28 20:11:53 C 00 04 21.45 +05 01 01.8 q 006
2017-10-28 20:12:53 C 00 04 19.39 +05 00 54.7 q 006
2017-10-28 20:13:39 C 00 04 17.83 +05 00 49.4 q 006
2017-10-29 18:19:03 C 23 11 59.59 +01 51 12.6 q 006
2017-10-29 18:19:35 C 23 11 58.07 +01 51 07.0 q 006
2017-10-29 18:20:06 C 23 11 56.69 +01 51 01.9 q 006
2017-10-29 18:20:36 C 23 11 55.29 +01 50 56.7 q 006
2017-10-29 18:21:07 C 23 11 53.82 +01 50 51.3 q 006
2017-10-29 18:21:39 C 23 11 52.37 +01 50 46.1 q 006
2017-10-29 18:22:09 C 23 11 50.99 +01 50 41.0 q 006
2017-10-29 18:22:43 C 23 11 49.41 +01 50 35.3 q 006
2017-10-29 18:23:13 C 23 11 48.01 +01 50 30.1 q 006
2017-10-29 18:23:43 C 23 11 46.61 +01 50 25.1 q 006
2017-10-29 18:24:14 C 23 11 45.21 +01 50 19.6 q 006
2017-10-29 18:24:45 C 23 11 43.80 +01 50 14.8 q 006
2017-10-29 18:25:17 C 23 11 42.31 +01 50 09.1 q 006
2017-10-29 18:25:47 C 23 11 40.88 +01 50 03.7 q 006
2017-10-29 22:57:24 C 22 58 46.99 +01 02 09.8 U Z80
2017-10-29 22:58:53 C 22 58 42.65 +01 01 53.3 U Z80
2017-10-29 23:00:22 C 22 58 38.32 +01 01 37.5 U Z80
2017-10-29 23:01:52 C 22 58 33.99 +01 01 21.4 U Z80
2017-10-29 23:03:21 C 22 58 29.66 +01 01 05.1 U Z80
2017-10-29 23:04:50 C 22 58 25.33 +01 00 49.1 U Z80
2017-10-29 23:06:19 C 22 58 20.96 +01 00 33.3 U Z80
2017-10-29 23:07:49 C 22 58 16.61 +01 00 17.0 U Z80
2017-10-29 23:09:18 C 22 58 12.28 +01 00 00.9 U Z80
2017-10-29 23:10:48 C 22 58 07.94 +00 59 44.6 U Z80
2017-10-29 23:12:17 C 22 58 03.57 +00 59 28.5 U Z80
2017-10-29 23:13:46 C 22 57 59.20 +00 59 12.2 U Z80
2017-10-29 23:15:40 C 22 57 53.70 +00 58 51.7 U Z80
2017-10-30 07:11:18 C 22 34 04.27 -00 29 04.6 T08
2017-10-30 07:22:35 C 22 33 28.25 -00 31 17.2 T08
2017-10-30 07:33:38 C 22 32 52.97 -00 33 26.9 T08
2017-10-31 11:44:27 C 20 58 20.48 -06 14 20.9 r P93
2017-10-31 11:46:53 C 20 58 12.13 -06 14 47.2 r P93
2017-10-31 11:47:42 C 20 58 09.37 -06 14 56.7 r P93
2017-10-31 11:49:19 C 20 58 03.78 -06 15 14.9 r P93
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)