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
1992-10-20 06:45:59 01 41 46.53 +45 19 54.6 675
1992-10-20 07:35:59 01 41 38.35 +45 19 30.3 675
1998-10-19 04:28:54 C 01 05 07.87 +42 52 43.9 18.7 a 704
1998-10-19 05:27:29 C 01 04 57.47 +42 51 53.6 a 704
1998-10-19 05:56:45 C 01 04 52.36 +42 51 27.3 a 704
1998-10-19 06:25:55 C 01 04 47.20 +42 51 01.6 19.0 a 704
1998-10-20 01:40:52 C 01 01 31.61 +42 33 42.7 557
1998-10-20 01:43:13 C 01 01 31.20 +42 33 40.9 557
1998-10-20 01:45:33 C 01 01 30.83 +42 33 38.4 557
1998-10-20 02:30:27 C 01 01 23.35 +42 32 56.6 046
1998-10-20 02:32:15 C 01 01 23.00 +42 32 55.7 046
1998-10-20 02:34:05 C 01 01 22.70 +42 32 53.3 046
1998-10-20 02:35:51 C 01 01 22.42 +42 32 52.0 046
1998-10-20 05:28:11 C 01 00 54.95 +42 30 23.1 673
1998-10-20 06:43:31 C 01 00 42.36 +42 29 11.0 658
1998-10-20 06:48:17 C 01 00 41.55 +42 29 06.9 658
1998-10-20 06:53:35 C 01 00 40.68 +42 29 02.0 658
1998-10-20 07:50:07 C 01 00 31.09 +42 28 12.3 673
1998-10-20 18:12:15 C 00 58 51.04 +42 18 42.0 z 104
1998-10-20 18:15:45 C 00 58 50.47 +42 18 38.5 z 104
1998-10-20 18:18:59 C 00 58 49.84 +42 18 35.1 z 104
1998-10-20 18:26:24 C 00 58 48.71 +42 18 28.8 z 104
1998-10-20 19:22:17 C 00 58 39.59 +42 17 37.9 c 106
1998-10-20 19:34:07 C 00 58 37.60 +42 17 27.4 c 106
1998-10-20 19:43:07 C 00 58 36.21 +42 17 19.3 c 106
1998-10-20 19:47:20 C 00 58 35.50 +42 17 14.6 557
1998-10-20 19:59:39 C 00 58 33.48 +42 17 04.4 c 106
1998-10-20 21:38:00 C 00 58 17.44 +42 15 34.3 557
1998-10-20 22:02:23 C 00 58 13.48 +42 15 12.3 118
1998-10-20 22:07:01 C 00 58 12.73 +42 15 07.8 118
1998-10-20 22:11:39 C 00 58 11.96 +42 15 03.8 118
1998-10-20 22:59:20 C 00 58 04.19 +42 14 19.4 046
1998-10-20 23:00:48 C 00 58 04.00 +42 14 18.1 046
1998-10-20 23:02:22 C 00 58 03.74 +42 14 16.9 046
1998-10-20 23:03:42 C 00 58 03.52 +42 14 15.4 046
1998-10-21 06:33:03 C 00 56 52.71 +42 07 24.6 673
1998-10-21 06:42:51 C 00 56 50.96 +42 07 11.8 z 681
1998-10-21 06:46:48 C 00 56 50.50 +42 07 11.1 673
1998-10-21 06:53:55 C 00 56 49.35 +42 07 00.9 z 681
1998-10-21 07:25:07 C 00 56 44.34 +42 06 31.9 z 681
1998-10-21 07:28:48 C 00 56 43.83 +42 06 29.6 z 681
1998-10-21 19:04:56 C 00 54 56.57 +41 55 41.6 557
1998-10-21 19:06:48 C 00 54 56.26 +41 55 39.2 557
1998-10-21 19:08:38 C 00 54 56.03 +41 55 37.5 557
1998-10-22 06:18:30 C 00 53 14.22 +41 45 11.4 658
1998-10-22 06:21:24 C 00 53 13.77 +41 45 08.9 658
1998-10-22 06:24:14 C 00 53 13.36 +41 45 06.4 658
1998-10-22 20:28:00 C 00 51 08.98 +41 31 51.6 z 587
1998-10-22 20:32:40 C 00 51 08.32 +41 31 47.4 z 587
1998-10-23 03:47:25 C 00 50 04.44 +41 24 49.5 046
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)