5189 (1990 UQ)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4782496574 ± 3.61e-09
Semi-major axis (a)1.5517265815 AU ± 8.25e-10
Inclination (i)3.57959246° ± 1.54e-07
Long. of Asc. Node (Ω)135.04771974° ± 1.60e-05
Arg. of Perihelion (ω)159.96056050° ± 1.59e-05
Mean Anomaly (M)101.62054440° ± 6.82e-07
Mean Motion (n)0.5099052418°/day ± 4.07e-10
Perihelion dist (q)0.80961388 AU ± 5.62e-09
Aphelion dist (Q)2.29383929 AU ± 5.73e-09
Orbital Period1.93295970 yr ± 1.54e-09
Physical Parameters
H (abs. magnitude)17.85
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.215″
Uncertainty0
Orbit TypeApollo
MOID0.045058 AU
Observations Used1523
Radar Obs Used5
Gaia Obs Used56
Oppositions13
Arc Total1990-2026
First Observation Used1990-10-20
Last Observation Used2026-01-14
Observations (1656)
Date Type RA Dec Mag Band Observatory
2004-12-12 12:11:54 C 08 25 50.637 +16 30 54.27 645
2005-01-16 04:39:24 C 07 38 18.45 +19 14 23.4 c 691
2005-01-16 05:16:46 C 07 38 15.80 +19 14 32.2 c 691
2005-01-16 05:55:45 C 07 38 12.99 +19 14 40.7 c 691
2006-11-20 09:51:09 C 08 57 22.32 +15 02 36.9 r G96
2006-11-20 10:00:41 C 08 57 22.42 +15 02 36.7 r G96
2006-11-20 10:10:04 C 08 57 22.53 +15 02 36.1 r G96
2006-11-20 10:19:26 C 08 57 22.64 +15 02 35.7 r G96
2007-01-24 05:44:07 C 08 03 18.36 +18 49 47.7 r G96
2007-01-24 05:53:41 C 08 03 17.71 +18 49 50.4 r G96
2007-01-24 06:03:17 C 08 03 16.99 +18 49 52.8 r G96
2007-01-24 06:12:54 C 08 03 16.27 +18 49 55.8 r G96
2007-01-27 04:47:15 C 07 58 24.26 +19 08 16.0 o 691
2007-01-27 05:38:44 C 07 58 20.62 +19 08 30.0 o 691
2007-02-06 03:44:16 C 07 42 48.13 +20 05 04.8 o 691
2007-02-06 04:12:06 C 07 42 46.40 +20 05 11.0 o 691
2007-02-06 04:39:39 C 07 42 44.68 +20 05 17.3 o 691
2007-02-08 02:53:04 C 07 39 59.28 +20 15 04.9 o 691
2007-02-08 03:12:23 C 07 39 58.16 +20 15 09.4 o 691
2007-02-08 03:31:41 C 07 39 57.01 +20 15 13.2 o 691
2007-02-11 19:55:03 C 07 34 59.50 +20 32 48.0 c A94
2007-02-13 04:26:24 C 07 33 16.88 +20 38 50.7 r G96
2007-02-13 04:29:18 C 07 33 16.81 +20 38 51.2 r G96
2007-02-13 04:32:12 C 07 33 16.63 +20 38 51.0 r G96
2007-02-13 04:35:07 C 07 33 16.48 +20 38 52.0 r G96
2007-02-22 02:32:38 C 07 23 46.38 +21 13 19.1 o 691
2007-02-22 02:59:52 C 07 23 45.32 +21 13 23.6 o 691
2008-12-22 09:13:37 C 09 19 37.09 +14 02 13.9 r G96
2008-12-22 09:20:56 C 09 19 36.91 +14 02 15.0 r G96
2008-12-22 09:28:17 C 09 19 36.73 +14 02 15.9 r G96
2008-12-22 09:35:38 C 09 19 36.51 +14 02 16.8 r G96
2008-12-22 11:25:08 C 09 19 33.65 +14 02 31.7 o 691
2008-12-22 11:47:34 C 09 19 33.08 +14 02 34.6 o 691
2008-12-22 12:09:59 C 09 19 32.53 +14 02 37.7 o 691
2008-12-30 11:21:55 C 09 13 36.45 +14 34 53.2 o 691
2008-12-30 11:48:22 C 09 13 35.49 +14 34 57.6 o 691
2008-12-30 12:14:28 C 09 13 34.45 +14 35 02.5 o 691
2009-01-07 11:46:39 C 09 05 08.00 +15 19 04.3 o 691
2009-01-07 12:09:13 C 09 05 06.94 +15 19 10.2 o 691
2009-01-07 12:31:48 C 09 05 05.80 +15 19 16.0 o 691
2009-01-16 10:45:48 C 08 53 02.36 +16 19 27.4 r G96
2009-01-16 10:53:08 C 08 53 01.82 +16 19 30.3 r G96
2009-01-16 11:00:26 C 08 53 01.39 +16 19 32.1 r G96
2009-01-16 11:08:01 C 08 53 00.92 +16 19 34.3 r G96
2011-01-28 07:48:45 C 09 15 06.30 +15 37 02.7 r G96
2011-01-28 07:59:32 C 09 15 05.54 +15 37 06.4 r G96
2011-01-28 08:10:16 C 09 15 04.86 +15 37 10.2 r G96
2011-01-28 08:21:04 C 09 15 04.14 +15 37 14.2 r G96
2011-01-29 04:22:07 C 09 13 45.57 +15 44 26.8 o 691
2011-01-29 04:49:46 C 09 13 43.75 +15 44 36.5 o 691
Radar Observations (6)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1992-05-19 05:00:00 -5088 3 Hz 8510 -14 -14
1992-05-19.208333 -508800 300 Hz 8510 253 253
2021-05-01 05:50:00 79781829.844 10 us 8560 -14 -14
2021-05-01 06:30:00 79665102.95 1 us 8560 -14 -14
2021-05-02 06:30:00 75928597.307 1 us 8560 -14 -14
2021-05-04 07:20:00 70390416.991 1 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)