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
2017-11-25 04:09:45 C 01 09 13.62 -02 16 20.3 U G96
2017-11-26 19:01:43 C 01 10 47.83 -01 51 26.4 U 130
2017-11-26 19:09:41 C 01 10 48.10 -01 51 21.6 U 130
2017-11-26 19:18:10 C 01 10 48.45 -01 51 16.2 U 130
2017-12-09 05:37:22 C 01 23 49.35 +01 06 45.4 U 703
2017-12-09 05:45:23 C 01 23 49.72 +01 06 50.2 U 703
2017-12-09 05:53:24 C 01 23 50.07 +01 06 54.4 U 703
2017-12-09 06:01:24 C 01 23 50.36 +01 06 57.6 U 703
2017-12-11 12:12:15 C 01 26 23.57 +01 37 15.4 q D29
2017-12-11 12:35:09 C 01 26 24.57 +01 37 27.8 q D29
2017-12-11 12:58:04 C 01 26 25.62 +01 37 41.1 q D29
2017-12-15 04:31:47 C 01 30 39.77 +02 25 31.0 U 703
2017-12-15 04:47:04 C 01 30 40.32 +02 25 42.6 U 703
2017-12-15 04:54:43 C 01 30 40.64 +02 25 47.8 U 703
2017-12-18 02:52:41 C 01 34 10.14 +03 03 13.8 U I41
2017-12-18 03:04:11 C 01 34 10.67 +03 03 19.7 U I41
2017-12-18 04:14:50 C 01 34 14.07 +03 03 57.2 U I41
2017-12-18 06:31:07 C 01 34 20.67 +03 05 09.3 U I41
2017-12-20 03:08:30 C 01 36 37.41 +03 28 39.6 U G96
2017-12-20 03:16:37 C 01 36 37.82 +03 28 44.0 U G96
2017-12-20 03:24:46 C 01 36 38.19 +03 28 48.6 U G96
2017-12-20 03:32:54 C 01 36 38.62 +03 28 52.8 U G96
2018-01-11 05:14:31 C 02 06 04.936 +07 49 50.92 U F51
2018-01-11 05:32:45 C 02 06 05.984 +07 49 59.49 U F51
2018-01-11 05:50:59 C 02 06 07.023 +07 50 07.80 U F51
2019-01-15 14:02:23 C 12 14 19.422 +00 19 10.64 U F52
2019-01-15 14:39:43 C 12 14 20.613 +00 19 07.07 U F52
2019-02-26 12:10:18 C 12 21 31.26 +02 35 51.1 V T08
2019-02-26 12:22:20 C 12 21 30.83 +02 35 56.1 V T08
2019-02-26 12:35:21 C 12 21 30.40 +02 36 03.1 V T08
2019-02-26 12:48:34 C 12 21 29.98 +02 36 08.5 V T08
2019-02-28 10:30:32 C 12 20 02.80 +02 57 46.4 V G96
2019-02-28 10:38:40 C 12 20 02.50 +02 57 50.3 V G96
2019-02-28 10:46:48 C 12 20 02.20 +02 57 54.4 V G96
2019-02-28 10:54:54 C 12 20 01.90 +02 57 58.3 V G96
2019-03-01 08:27:20 C 12 19 17.02 +03 08 46.1 V 703
2019-03-01 08:34:54 C 12 19 16.77 +03 08 50.2 V 703
2019-03-01 08:42:29 C 12 19 16.45 +03 08 54.2 V 703
2019-03-01 08:50:03 C 12 19 16.15 +03 08 57.6 V 703
2019-03-02 12:06:37 C 12 18 14.85 +03 23 11.9 V T08
2019-03-02 12:19:10 C 12 18 14.22 +03 23 19.6 V T08
2019-03-02 12:30:53 C 12 18 13.73 +03 23 25.7 V T08
2019-03-02 12:43:42 C 12 18 13.20 +03 23 32.4 V T08
2019-03-05 08:21:15 C 12 15 21.87 +04 01 18.6 V 703
2019-03-05 08:45:36 C 12 15 20.73 +04 01 33.5 V 703
2019-03-05 08:53:07 C 12 15 20.42 +04 01 36.0 V 703
2019-03-06 00:47:03 C 12 14 36.14 +04 11 00.0 V C95
2019-03-06 00:49:48 C 12 14 35.99 +04 11 01.9 V C95
2019-03-06 00:52:47 C 12 14 35.85 +04 11 03.8 V C95
2019-03-06 00:55:32 C 12 14 35.73 +04 11 05.4 V C95
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)