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
2021-07-10 11:16:31 C 03 21 12.69 +17 47 14.7 U I41
2021-07-10 11:23:45 C 03 21 13.44 +17 47 15.6 U I41
2021-08-10 14:16:24 C 04 37 10.350 +18 34 06.63 U F51
2021-08-10 14:24:15 C 04 37 11.052 +18 34 06.93 U F51
2021-08-10 14:32:02 C 04 37 11.742 +18 34 07.17 U F51
2021-08-10 14:39:55 C 04 37 12.444 +18 34 07.40 U F51
2021-08-19 14:39:49 C 04 55 54.648 +18 34 54.44 U F51
2021-08-19 14:44:50 C 04 55 55.046 +18 34 54.42 U F51
2021-08-19 14:49:51 C 04 55 55.441 +18 34 54.43 U F51
2021-08-19 14:54:53 C 04 55 55.838 +18 34 54.38 U F51
2021-09-08 14:41:36 C 05 29 02.74 +18 09 24.6 V T08
2021-09-08 14:55:36 C 05 29 03.51 +18 09 23.0 V T08
2021-09-08 14:59:45 C 05 29 03.69 +18 09 22.8 V T08
2021-09-08 15:03:46 C 05 29 03.90 +18 09 22.4 V T08
2021-10-30 13:45:03 C 05 30 54.55 +15 38 23.6 V T08
2021-10-30 13:49:02 C 05 30 54.29 +15 38 23.1 V T08
2021-10-30 14:25:23 C 05 30 51.99 +15 38 18.7 V T08
2021-10-30 14:37:45 C 05 30 51.21 +15 38 15.9 V T08
2021-11-04 23:54:12 C 05 22 07.97 +15 22 16.5 Y B18
2021-11-04 23:55:47 C 05 22 07.85 +15 22 16.3 Y B18
2021-11-04 23:57:22 C 05 22 07.73 +15 22 16.1 Y B18
2021-11-04 23:58:57 C 05 22 07.61 +15 22 15.9 Y B18
2021-11-05 12:56:08 C 05 21 10.29 +15 20 45.6 V T05
2021-11-05 13:19:40 C 05 21 08.41 +15 20 43.1 V T05
2021-11-05 13:25:53 C 05 21 07.91 +15 20 41.9 V T05
2021-11-05 14:05:51 C 05 21 04.79 +15 20 37.4 V T05
2021-11-06 00:23:54 C 05 20 18.64 +15 19 18.2 Y B18
2021-11-06 00:24:59 C 05 20 18.55 +15 19 18.0 Y B18
2021-11-06 00:30:23 C 05 20 18.12 +15 19 16.8 Y B18
2021-11-06 00:32:34 C 05 20 17.98 +15 19 17.1 Y B18
2021-11-06 00:33:39 C 05 20 17.88 +15 19 16.9 Y B18
2021-11-06 00:34:43 C 05 20 17.80 +15 19 16.9 Y B18
2021-11-06 00:35:48 C 05 20 17.70 +15 19 16.7 Y B18
2021-11-06 00:36:53 C 05 20 17.62 +15 19 16.6 Y B18
2021-11-06 00:37:59 C 05 20 17.55 +15 19 16.5 Y B18
2021-11-06 00:39:04 C 05 20 17.44 +15 19 16.3 Y B18
2021-11-06 00:40:08 C 05 20 17.34 +15 19 16.0 Y B18
2021-11-06 00:41:13 C 05 20 17.28 +15 19 16.0 Y B18
2021-11-06 00:42:19 C 05 20 17.20 +15 19 15.9 Y B18
2021-11-06 00:43:24 C 05 20 17.11 +15 19 15.7 Y B18
2021-11-06 00:48:02 C 05 20 16.75 +15 19 15.1 Y B18
2021-11-06 00:56:02 C 05 20 16.14 +15 19 14.3 Y B18
2021-11-06 00:58:02 C 05 20 15.96 +15 19 13.8 Y B18
2021-11-07 08:51:34 C 05 17 49.69 +15 15 25.7 V 703
2021-11-07 08:59:36 C 05 17 49.05 +15 15 25.3 V 703
2021-11-07 09:07:38 C 05 17 48.41 +15 15 24.2 V 703
2021-11-07 09:15:40 C 05 17 47.78 +15 15 23.0 V 703
2021-11-08 09:19:41 C 05 15 54.01 +15 12 31.2 V G96
2021-11-08 09:27:13 C 05 15 53.40 +15 12 30.1 V G96
2021-11-08 09:34:46 C 05 15 52.77 +15 12 29.5 V G96
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)