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
2023-05-04 03:42:52 C 22 46 51.434 -01 57 00.04 V M22
2023-05-04 03:54:30 C 22 46 54.317 -01 56 46.75 V M22
2023-05-04 04:01:51 C 22 46 56.088 -01 56 39.84 V M22
2023-08-20 14:32:16 C 05 14 10.176 +19 25 56.72 X F52
2023-08-20 14:47:10 C 05 14 11.486 +19 25 57.02 X F52
2023-08-20 14:54:45 C 05 14 12.138 +19 25 57.37 X F52
2023-12-04 09:56:32 C 05 27 59.893 +17 01 46.06 V G96
2023-12-04 10:03:59 C 05 27 59.260 +17 01 46.02 V G96
2023-12-04 10:11:23 C 05 27 58.640 +17 01 46.20 V G96
2023-12-04 10:18:47 C 05 27 58.010 +17 01 45.77 V G96
2023-12-04 10:28:58 C 05 27 57.139 +17 01 45.52 V G96
2023-12-04 10:43:42 C 05 27 55.829 +17 01 44.69 V G96
2023-12-04 10:51:04 C 05 27 55.253 +17 01 44.90 V G96
2023-12-10 10:28:20 C 05 16 01.625 +17 00 07.99 V T08
2023-12-10 10:32:19 C 05 16 01.303 +17 00 08.82 V T08
2023-12-10 10:58:17 C 05 15 59.066 +17 00 08.39 V T08
2023-12-10 10:59:37 C 05 15 59.038 +17 00 07.96 V T08
2023-12-10 11:05:52 C 05 15 58.483 +17 00 07.06 V T08
2023-12-16 06:14:05 C 05 04 56.233 +16 59 29.18 V G96
2023-12-16 06:21:30 C 05 04 55.639 +16 59 29.18 V G96
2023-12-16 06:28:55 C 05 04 55.060 +16 59 29.18 V G96
2023-12-16 06:36:22 C 05 04 54.480 +16 59 29.15 V G96
2024-01-01 05:45:15 C 04 40 29.640 +17 06 39.20 X F51
2024-01-01 06:03:53 C 04 40 28.699 +17 06 40.14 X F51
2024-01-01 06:22:31 C 04 40 27.746 +17 06 40.90 X F51
2024-01-01 06:41:11 C 04 40 26.797 +17 06 41.79 X F51
2024-01-05 05:35:19 C 04 36 10.416 +17 11 08.12 X F52
2024-01-05 05:54:07 C 04 36 09.611 +17 11 09.24 X F52
2024-01-05 06:31:58 C 04 36 07.988 +17 11 11.38 X F52
2024-01-10 04:26:37 C 04 31 53.101 +17 18 24.41 V G96
2024-01-10 04:34:40 C 04 31 52.867 +17 18 24.55 V G96
2024-01-10 04:42:44 C 04 31 52.572 +17 18 24.91 V G96
2024-01-10 04:50:50 C 04 31 52.342 +17 18 25.88 V G96
2025-11-03 20:18:28 C 06 53 05.983 +17 59 44.84 W O18
2025-11-03 21:46:46 C 06 53 04.385 +17 59 42.01 W O18
2025-11-15 09:04:29 C 06 45 16.466 +17 55 12.79 V G96
2025-11-15 09:11:59 C 06 45 16.153 +17 55 12.68 V G96
2025-11-15 09:19:30 C 06 45 15.822 +17 55 12.72 V G96
2025-11-30 07:16:11 C 06 25 43.464 +18 03 29.02 V G96
2025-11-30 07:23:43 C 06 25 42.920 +18 03 28.66 V G96
2025-11-30 07:31:15 C 06 25 42.395 +18 03 29.38 V G96
2025-11-30 07:38:47 C 06 25 41.898 +18 03 29.66 V G96
2025-12-10 11:43:16 C 06 07 51.816 +18 14 42.22 V G96
2025-12-10 11:50:44 C 06 07 51.218 +18 14 42.04 V G96
2025-12-10 11:58:12 C 06 07 50.628 +18 14 42.58 V G96
2025-12-10 12:05:39 C 06 07 50.070 +18 14 43.01 V G96
2025-12-28 08:36:24 C 05 35 09.684 +18 36 32.71 X F51
2025-12-28 08:41:14 C 05 35 09.329 +18 36 33.02 X F51
2025-12-28 08:46:06 C 05 35 08.985 +18 36 33.24 X F51
2025-12-28 08:51:04 C 05 35 08.626 +18 36 33.56 X F51
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)