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
2002-09-28 21:12:15 C 02 46 26.58 +47 48 07.2 c 151
2002-09-28 21:14:40 C 02 46 25.43 +47 48 07.1 c 151
2002-09-28 21:15:26 C 02 46 25.07 +47 48 07.4 c 151
2002-09-30 07:54:36 C 02 30 37.54 +47 44 37.9 16.3 c 704
2002-09-30 08:16:45 C 02 30 27.47 +47 44 32.8 16.5 c 704
2002-09-30 08:39:19 C 02 30 17.25 +47 44 27.4 16.8 c 704
2002-09-30 09:01:43 C 02 30 07.08 +47 44 21.5 16.7 c 704
2002-09-30 21:45:37 C 02 24 31.37 +47 40 23.0 d A20
2002-09-30 21:52:18 C 02 24 28.59 +47 40 20.6 d A20
2002-09-30 22:00:27 C 02 24 24.75 +47 40 17.8 d A20
2002-10-03 14:47:30 C 01 57 35.14 +47 04 18.5 c 379
2002-10-03 14:50:30 C 01 57 33.93 +47 04 17.8 c 379
2002-10-03 14:53:55 C 01 57 32.48 +47 04 14.7 c 379
2002-10-03 14:58:36 C 01 57 30.59 +47 04 09.7 c 379
2002-10-03 16:32:38 C 01 56 53.35 +47 02 59.0 c 355
2002-10-03 16:35:04 C 01 56 52.35 +47 02 57.3 c 355
2002-10-03 16:45:50 C 01 56 48.08 +47 02 49.2 c 355
2002-10-07 02:22:54 C 01 27 35.68 +45 45 33.7 d 557
2002-10-07 02:30:27 C 01 27 33.14 +45 45 25.4 d 557
2002-10-07 03:02:57 C 01 27 22.43 +45 44 48.7 d 557
2002-10-08 18:53:14 C 01 15 01.95 +44 58 39.4 c 127
2002-10-08 18:59:11 C 01 15 00.19 +44 58 32.6 c 127
2002-10-08 19:06:10 C 01 14 58.10 +44 58 24.4 c 127
2002-10-13 00:31:52 C 00 48 33.72 +42 48 03.1 941
2002-10-13 00:33:12 C 00 48 33.42 +42 48 01.3 941
2002-10-13 00:34:30 C 00 48 33.12 +42 47 59.5 941
2002-10-13 00:35:47 C 00 48 32.87 +42 47 57.8 941
2002-10-13 00:37:07 C 00 48 32.59 +42 47 56.2 941
2002-10-13 06:24:52 C 00 47 14.98 +42 40 12.3 16.4 c 644
2002-10-13 06:28:16 C 00 47 14.20 +42 40 07.5 o 644
2002-10-13 06:55:26 C 00 47 08.01 +42 39 31.5 16.4 c 644
2002-10-13 06:58:46 C 00 47 07.23 +42 39 26.8 o 644
2002-10-13 07:25:36 C 00 47 01.10 +42 38 51.0 16.3 c 644
2002-10-15 07:49:16 C 00 36 56.84 +41 33 43.0 16.9 c 704
2002-10-15 08:14:17 C 00 36 51.88 +41 33 08.5 17.1 c 704
2002-10-15 08:39:12 C 00 36 46.91 +41 32 34.6 17.0 c 704
2002-10-15 09:02:24 C 00 36 42.28 +41 32 02.5 17.2 c 704
2002-10-15 09:25:55 C 00 36 37.64 +41 31 30.0 17.0 c 704
2002-10-17 06:01:49 C 00 28 32.72 +40 31 42.0 16.8 c 704
2002-10-17 06:25:24 C 00 28 28.59 +40 31 10.8 16.9 c 704
2002-10-17 06:49:04 C 00 28 24.42 +40 30 39.0 16.8 c 704
2002-10-18 22:10:11 C 00 22 05.95 +39 38 37.7 941
2002-10-18 22:11:28 C 00 22 05.81 +39 38 35.5 941
2002-10-19 19:20:42 C 00 18 59.92 +39 11 00.8 c 240
2002-10-19 19:22:16 C 00 18 59.66 +39 10 57.9 c 240
2002-10-19 19:23:49 C 00 18 59.45 +39 10 56.1 c 240
2002-10-21 21:48:29 C 00 12 19.76 +38 06 55.5 d 170
2002-10-21 21:55:53 C 00 12 18.87 +38 06 45.5 d 170
2002-10-21 22:01:32 C 00 12 18.10 +38 06 39.3 d 170
2002-10-26 00:34:18 C 00 01 55.59 +36 09 07.0 m 859
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)