137032 (1998 UO1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7633752751 ± 2.11e-08
Semi-major axis (a)1.5955385583 AU ± 6.08e-10
Inclination (i)25.47474059° ± 4.04e-06
Long. of Asc. Node (Ω)358.31333259° ± 1.79e-06
Arg. of Perihelion (ω)252.60171993° ± 4.51e-06
Mean Anomaly (M)206.04380474° ± 2.15e-06
Mean Motion (n)0.4890478120°/day ± 2.79e-10
Perihelion dist (q)0.37754387 AU ± 3.37e-08
Aphelion dist (Q)2.81353324 AU ± 3.37e-08
Orbital Period2.01539862 yr ± 1.15e-09
Physical Parameters
H (abs. magnitude)16.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.320″
Uncertainty0
Orbit TypeApollo
MOID0.060140 AU
Observations Used1496
Radar Obs Used5
Oppositions9
Arc Total1992-2010
First Observation Used1992-10-20
Last Observation Used2025-01-01
Observations (1593)
Date Type RA Dec Mag Band Observatory
2014-11-01 19:40:41 C 21 29 30.35 +07 01 29.9 q 160
2014-11-01 19:43:34 C 21 29 30.85 +07 01 32.8 q 160
2014-11-01 19:46:28 C 21 29 31.39 +07 01 36.0 q 160
2014-11-03 03:05:11 C 21 34 59.67 +07 32 18.5 u H21
2014-11-03 03:10:02 C 21 35 00.46 +07 32 23.1 u H21
2014-11-03 03:16:14 C 21 35 01.51 +07 32 29.0 u H21
2014-11-06 00:56:00 C 21 46 03.81 +08 32 39.0 u H21
2014-11-06 01:00:19 C 21 46 04.42 +08 32 42.5 u H21
2014-11-06 01:04:32 C 21 46 05.04 +08 32 45.7 u H21
2014-11-06 01:10:34 C 21 46 05.92 +08 32 50.6 u H21
2014-11-08 01:02:37 C 21 52 54.98 +09 08 49.9 u H21
2014-11-08 01:05:19 C 21 52 55.33 +09 08 51.7 u H21
2014-11-08 01:07:54 C 21 52 55.68 +09 08 53.6 u H21
2014-11-08 01:10:28 C 21 52 56.03 +09 08 55.4 u H21
2014-11-08 01:13:02 C 21 52 56.37 +09 08 57.2 u H21
2014-11-08 01:15:46 C 21 52 56.74 +09 08 59.2 u H21
2014-11-10 01:35:08 C 21 59 18.81 +09 41 45.1 u H21
2014-11-10 01:37:46 C 21 59 19.13 +09 41 46.8 u H21
2014-11-10 01:40:16 C 21 59 19.45 +09 41 48.4 u H21
2014-11-10 01:42:51 C 21 59 19.76 +09 41 49.9 u H21
2014-11-10 01:45:25 C 21 59 20.09 +09 41 51.8 u H21
2014-11-10 01:48:14 C 21 59 20.44 +09 41 53.4 u H21
2014-11-16 01:27:45 C 22 15 57.89 +11 03 31.3 R G45
2014-11-16 01:33:42 C 22 15 58.50 +11 03 34.1 R G45
2014-11-16 01:40:22 C 22 15 59.09 +11 03 38.2 R G45
2014-11-16 01:55:30 C 22 16 00.75 +11 03 45.1 R G45
2014-11-19 01:24:51 C 22 23 19.21 +11 37 57.1 R G45
2014-11-19 01:31:06 C 22 23 19.80 +11 38 00.0 R G45
2014-11-19 01:31:47 C 22 23 19.91 +11 38 00.2 R G45
2014-11-19 01:37:54 C 22 23 20.47 +11 38 03.0 R G45
2014-11-19 01:47:15 C 22 23 21.36 +11 38 07.3 R G45
2014-11-19 01:53:13 C 22 23 21.93 +11 38 10.1 R G45
2014-11-20 19:29:32 C 22 27 23.57 +11 56 36.6 q 160
2014-11-20 19:32:26 C 22 27 23.81 +11 56 36.4 q 160
2014-11-21 01:35:12 C 22 27 58.49 +11 59 16.8 q 703
2014-11-21 01:42:29 C 22 27 59.15 +11 59 20.0 q 703
2014-11-21 01:49:48 C 22 27 59.82 +11 59 23.2 q 703
2014-11-21 01:57:06 C 22 28 00.52 +11 59 26.8 q 703
2014-11-27 02:04:45 C 22 40 55.87 +12 57 07.4 q 703
2014-11-27 02:14:08 C 22 40 56.63 +12 57 10.2 q 703
2014-11-27 02:23:30 C 22 40 57.41 +12 57 13.9 q 703
2014-11-27 02:32:52 C 22 40 58.18 +12 57 17.2 q 703
2016-10-27 06:17:45 C 20 24 37.00 -03 34 28.8 L T05
2016-10-27 06:37:12 C 20 24 43.07 -03 33 45.8 L T05
2016-10-27 06:58:16 C 20 24 49.65 -03 32 58.8 L T05
2016-10-27 07:44:18 C 20 25 04.05 -03 31 16.9 L T05
2016-10-27 17:55:13 C 20 28 15.52 -03 09 07.1 q 160
2016-10-27 17:55:40 C 20 28 15.67 -03 09 06.3 V 160
2016-10-27 17:57:02 C 20 28 16.08 -03 09 03.0 q 160
2016-10-27 17:57:42 C 20 28 16.26 -03 09 01.7 V 160
Radar Observations (5)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-09-20 14:28:00 117621313.8 2 us 2380 -1 -1
2008-09-21 15:53:00 103364741.6 2 us 2380 -1 -1
2008-09-26 11:10:00 63036119.51 10 us 8560 -14 -14
2008-09-27 07:30:00 63644627.09 2 us 8560 -14 -14
2010-10-02 21:10:00 87743152.16 8 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)