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
2003-09-27 22:29:44 C 21 07 12.85 +19 36 35.1 r 557
2003-09-27 22:57:19 C 21 06 44.49 +19 37 01.2 r 557
2003-09-29 20:49:13 C 20 19 28.09 +19 58 57.4 o 084
2003-10-04 20:38:02 C 18 30 04.90 +17 49 18.9 r 938
2003-10-04 20:51:20 C 18 29 54.75 +17 48 55.0 r 938
2003-10-04 20:53:26 C 18 29 53.13 +17 48 51.2 r 938
2003-10-04 20:55:33 C 18 29 51.52 +17 48 47.4 r 938
2004-07-22 00:47:06 C 01 22 16.693 -00 06 38.80 o A84
2004-07-22 00:52:43 C 01 22 16.925 -00 06 36.48 o A84
2004-07-22 00:58:21 C 01 22 17.140 -00 06 34.12 o A84
2004-07-22 01:03:58 C 01 22 17.383 -00 06 31.66 o A84
2004-07-22 01:09:35 C 01 22 17.598 -00 06 29.46 o A84
2004-07-24 01:11:25 C 01 24 10.719 +00 12 53.35 u A84
2004-07-24 01:17:02 C 01 24 10.943 +00 12 55.57 u A84
2004-07-24 01:22:40 C 01 24 11.136 +00 12 57.48 u A84
2004-07-24 01:28:17 C 01 24 11.392 +00 12 59.97 u A84
2004-07-24 23:33:09 C 01 25 02.415 +00 22 00.51 19.7 r A84
2004-07-24 23:34:17 C 01 25 02.466 +00 22 00.92 19.6 r A84
2004-07-24 23:35:24 C 01 25 02.506 +00 22 01.38 19.6 r A84
2004-07-24 23:36:31 C 01 25 02.549 +00 22 01.76 19.5 r A84
2004-07-24 23:37:39 C 01 25 02.591 +00 22 02.22 19.5 r A84
2004-07-24 23:38:46 C 01 25 02.631 +00 22 02.65 19.6 r A84
2004-07-24 23:39:53 C 01 25 02.667 +00 22 03.14 19.5 r A84
2004-07-24 23:41:00 C 01 25 02.707 +00 22 03.73 19.6 r A84
2004-07-24 23:42:08 C 01 25 02.752 +00 22 04.11 19.6 r A84
2004-07-24 23:43:15 C 01 25 02.788 +00 22 04.62 19.6 r A84
2004-07-24 23:44:22 C 01 25 02.836 +00 22 05.02 19.6 r A84
2004-07-24 23:45:30 C 01 25 02.876 +00 22 05.53 19.7 r A84
2004-07-24 23:46:37 C 01 25 02.925 +00 22 05.95 19.5 r A84
2004-07-24 23:47:44 C 01 25 02.954 +00 22 06.36 19.5 r A84
2004-07-24 23:48:52 C 01 25 03.001 +00 22 06.83 19.5 r A84
2004-07-24 23:49:59 C 01 25 03.041 +00 22 07.42 19.5 r A84
2004-07-24 23:51:06 C 01 25 03.086 +00 22 07.69 19.5 r A84
2004-07-24 23:52:14 C 01 25 03.122 +00 22 08.11 19.7 r A84
2004-07-24 23:53:21 C 01 25 03.165 +00 22 08.72 19.6 r A84
2004-07-24 23:54:28 C 01 25 03.204 +00 22 09.13 19.5 r A84
2004-07-24 23:55:36 C 01 25 03.251 +00 22 09.45 19.5 r A84
2004-07-24 23:56:43 C 01 25 03.296 +00 22 10.06 19.6 r A84
2004-07-24 23:57:50 C 01 25 03.328 +00 22 10.54 19.6 r A84
2004-07-24 23:58:57 C 01 25 03.365 +00 22 10.97 19.5 r A84
2004-07-25 00:00:05 C 01 25 03.410 +00 22 11.42 19.7 r A84
2004-07-25 00:01:12 C 01 25 03.455 +00 22 11.81 19.6 r A84
2004-07-25 00:02:19 C 01 25 03.496 +00 22 12.30 19.6 r A84
2004-07-25 00:03:27 C 01 25 03.538 +00 22 12.74 19.6 r A84
2004-07-25 00:04:34 C 01 25 03.573 +00 22 13.31 19.6 r A84
2004-07-25 00:05:41 C 01 25 03.615 +00 22 13.72 19.7 r A84
2004-07-25 00:06:49 C 01 25 03.662 +00 22 14.06 19.5 r A84
2004-07-25 00:07:56 C 01 25 03.702 +00 22 14.55 19.6 r A84
2004-07-25 00:09:03 C 01 25 03.753 +00 22 15.01 19.8 r A84
2004-07-25 00:10:11 C 01 25 03.776 +00 22 15.54 19.6 r A84
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)