66063 (1998 RO1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7200317838 ± 4.28e-08
Semi-major axis (a)0.9909617012 AU ± 1.19e-09
Inclination (i)22.68980662° ± 3.23e-06
Long. of Asc. Node (Ω)351.83611908° ± 2.02e-06
Arg. of Perihelion (ω)151.16719419° ± 3.85e-06
Mean Anomaly (M)106.32017606° ± 1.52e-05
Mean Motion (n)0.9991414376°/day ± 1.79e-09
Perihelion dist (q)0.27743778 AU ± 4.24e-08
Aphelion dist (Q)1.70448562 AU ± 4.25e-08
Orbital Period0.98647323 yr ± 1.77e-09
Physical Parameters
H (abs. magnitude)18.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.390″
Uncertainty0
Orbit TypeAten
MOID0.091852 AU
Observations Used1310
Radar Obs Used4
Oppositions1
Arc Total1996-2021
First Observation Used1996-09-12
Last Observation Used2021-07-07
Observations (1377)
Date Type RA Dec Mag Band Observatory
2004-09-17 22:01:06 C 00 52 19.51 +28 43 55.3 r 557
2004-09-17 22:30:25 C 00 52 08.67 +28 46 55.9 r 557
2004-09-17 23:00:22 C 00 51 57.54 +28 50 00.4 r 557
2004-09-17 23:29:10 C 00 51 46.79 +28 52 58.1 r 557
2004-09-18 00:00:35 C 00 51 34.99 +28 56 12.2 r 557
2004-09-18 00:30:16 C 00 51 23.80 +28 59 16.1 r 557
2004-09-18 01:00:00 C 00 51 12.55 +29 02 20.1 r 557
2004-09-18 01:30:32 C 00 51 00.95 +29 05 29.3 r 557
2004-09-18 02:05:15 C 00 50 47.73 +29 09 04.7 r 557
2004-09-18 02:30:46 C 00 50 38.00 +29 11 43.1 r 557
2004-09-18 03:00:29 C 00 50 26.65 +29 14 47.9 r 557
2004-09-18 19:30:25 C 00 43 54.50 +31 02 55.6 r 557
2004-09-18 20:00:33 C 00 43 41.33 +31 06 24.4 r 557
2004-09-18 20:30:40 C 00 43 28.05 +31 09 53.7 r 557
2004-09-18 20:49:15 C 00 43 20.14 +31 12 05.5 r A30
2004-09-18 20:50:42 C 00 43 19.47 +31 12 15.7 r A30
2004-09-18 20:52:10 C 00 43 18.82 +31 12 26.0 r A30
2004-09-18 20:53:37 C 00 43 18.17 +31 12 36.2 r A30
2004-09-18 20:55:04 C 00 43 17.56 +31 12 46.1 r A30
2004-09-18 21:00:45 C 00 43 14.67 +31 13 23.2 r 557
2004-09-18 21:30:35 C 00 43 01.33 +31 16 50.9 r 557
2004-09-18 22:00:42 C 00 42 47.77 +31 20 20.9 r 557
2004-09-18 22:12:25 C 00 42 42.82 +31 21 48.1 o 160
2004-09-18 22:12:46 C 00 42 42.68 +31 21 50.2 o 160
2004-09-18 22:13:08 C 00 42 42.50 +31 21 52.8 o 160
2004-09-18 22:13:30 C 00 42 42.35 +31 21 55.8 o 160
2004-09-18 22:13:51 C 00 42 42.18 +31 21 58.1 o 160
2004-09-18 22:14:13 C 00 42 42.02 +31 22 00.8 o 160
2004-09-18 22:14:34 C 00 42 41.86 +31 22 02.9 o 160
2004-09-18 22:14:56 C 00 42 41.70 +31 22 05.8 o 160
2004-09-18 22:15:17 C 00 42 41.52 +31 22 08.3 o 160
2004-09-18 22:15:38 C 00 42 41.37 +31 22 10.8 o 160
2004-09-18 22:15:59 C 00 42 41.22 +31 22 13.0 o 160
2004-09-18 22:16:20 C 00 42 41.07 +31 22 15.6 o 160
2004-09-18 22:16:40 C 00 42 40.89 +31 22 17.9 o 160
2004-09-18 22:17:01 C 00 42 40.74 +31 22 20.7 o 160
2004-09-18 22:17:22 C 00 42 40.58 +31 22 22.8 o 160
2004-09-18 22:30:19 C 00 42 34.35 +31 23 47.7 r 557
2004-09-18 23:01:14 C 00 42 20.25 +31 27 23.9 r 557
2004-09-18 23:30:06 C 00 42 07.03 +31 30 45.8 r 557
2004-09-19 00:00:31 C 00 41 53.02 +31 34 18.9 r 557
2004-09-19 00:09:17 C 00 41 49.23 +31 35 24.8 15.8 r 130
2004-09-19 00:10:27 C 00 41 48.70 +31 35 32.8 15.9 r 130
2004-09-19 00:11:38 C 00 41 48.13 +31 35 41.4 15.8 r 130
2004-09-19 00:12:25 C 00 41 47.76 +31 35 46.8 15.7 r 130
2004-09-19 00:30:42 C 00 41 39.06 +31 37 50.4 r 557
2004-09-19 01:00:32 C 00 41 25.22 +31 41 19.6 r 557
2004-09-19 01:30:38 C 00 41 11.20 +31 44 51.2 r 557
2004-09-19 02:00:57 C 00 40 57.02 +31 48 24.4 r 557
2004-09-19 02:30:17 C 00 40 43.30 +31 51 50.8 r 557
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2003-09-29 23:08:00 125261271 4 us 2380 -1 -1
2003-10-04 22:15:00 143962232.46 1 us 2380 -1 -1
2004-10-03 19:54:00 132308393.9 2 us 2380 -1 -1
2004-10-05 19:13:00 152871251.4 1 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)