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
1990-10-20 11:18:44 A 03 49 55.00 +06 18 30.9 17.5 675
1990-10-20 12:10:15 A 03 49 48.11 +06 18 15.1 675
1990-10-20 15:20:26 A 03 49 24.75 +06 17 47.8 413
1990-10-20 16:40:26 A 03 49 14.16 +06 17 26.0 413
1990-10-22 10:30:44 A 03 43 56.97 +06 05 29.1 17.5 675
1990-10-22 11:53:45 A 03 43 46.13 +06 05 06.6 675
1990-10-27 17:13:32 A 03 28 27.49 +05 36 07.1 413
1990-10-27 17:33:32 A 03 28 25.14 +05 36 04.9 413
1990-11-15 04:26:43 A 02 46 12.76 +05 00 30.6 801
1990-11-15 04:36:21 A 02 46 12.10 +05 00 31.4 801
1990-11-20 04:05:32 A 02 38 47.81 +05 08 47.1 801
1990-11-20 04:28:06 A 02 38 46.53 +05 08 49.9 801
1992-03-07 14:52:24 13 33 23.31 -02 41 28.9 18.8 474
1992-03-07 15:34:14 13 33 23.75 -02 41 14.0 474
1992-03-08 13:43:14 13 33 40.46 -02 33 13.3 18.9 474
1992-03-08 14:29:44 13 33 40.79 -02 32 57.0 474
1992-04-01 06:09:37 C 13 27 24.83 +04 03 30.8 z 801
1992-04-01 06:27:12 C 13 27 24.02 +04 03 50.7 z 801
1992-04-03 07:19:30 13 25 20.46 +05 00 49.4 675
1992-04-03 08:23:29 13 25 17.07 +05 02 08.0 675
1992-04-05 15:00:00 13 22 35.75 +06 11 20.1 16.0 m 402
1992-04-05 15:22:02 13 22 34.22 +06 11 53.5 m 402
1992-04-06 13:00:51 13 21 24.11 +06 41 35.1 413
1992-04-29 01:21:57 C 12 21 56.91 +25 53 34.3 z 801
1992-04-29 01:24:27 C 12 21 56.41 +25 53 41.8 z 801
1992-05-04 01:59:31 C 11 54 16.97 +32 40 23.7 z 801
1992-05-04 02:01:28 C 11 54 16.40 +32 40 30.6 z 801
1992-11-25 04:29:16 04 15 48.81 +13 08 08.6 711
1992-12-27 06:40:52 C 03 32 32.57 +13 15 02.6 a 691
1992-12-27 06:50:24 C 03 32 32.34 +13 15 03.3 a 691
1992-12-27 06:59:55 C 03 32 32.13 +13 15 04.6 a 691
1996-01-26 17:49:55 C 15 02 41.08 -13 59 01.0 413
1996-01-26 17:54:10 C 15 02 41.67 -13 59 03.1 413
1996-12-04 10:48:10 C 06 06 14.50 +17 56 56.2 i 711
1996-12-04 11:06:58 C 06 06 13.04 +17 56 56.0 i 711
1996-12-06 07:40:42 C 06 02 47.82 +17 58 24.3 i 711
1996-12-06 07:59:55 C 06 02 46.34 +17 58 25.2 i 711
1996-12-07 18:02:20 C 06 00 06.79 +17 59 33.5 381
1998-11-15 09:57:45 C 07 12 18.11 +17 55 59.0 z 711
1998-11-15 10:16:56 C 07 12 17.57 +17 55 59.3 z 711
1998-11-16 09:54:38 C 07 11 38.99 +17 56 12.1 z 711
2002-11-30 11:06:33 C 08 04 47.75 +17 05 09.6 c 711
2002-11-30 11:25:06 C 08 04 47.43 +17 05 11.6 c 711
2002-11-30 11:43:37 C 08 04 46.74 +17 05 12.7 c 711
2004-12-11 02:25:22 C 08 26 56.42 +16 26 58.2 r 170
2004-12-11 02:27:59 C 08 26 56.33 +16 26 58.5 r 170
2004-12-11 02:30:36 C 08 26 56.23 +16 26 58.9 r 170
2004-12-11 02:33:12 C 08 26 56.15 +16 26 59.4 r 170
2004-12-12 12:07:07 C 08 25 50.826 +16 30 53.61 645
2004-12-12 12:08:19 C 08 25 50.766 +16 30 53.90 645
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)