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
2001-10-11 02:36:42 C 19 16 04.82 -04 43 02.3 18.8 c 704
2001-10-11 03:00:11 C 19 15 57.55 -04 42 51.8 18.7 c 704
2001-10-11 03:23:38 C 19 15 50.05 -04 42 42.0 18.5 c 704
2002-08-12 09:04:12 C 01 13 57.35 -01 48 18.6 19.1 c 704
2002-08-12 10:08:17 C 01 13 56.45 -01 48 08.4 19.3 c 704
2002-08-12 10:29:34 C 01 13 56.20 -01 48 05.1 19.5 c 704
2002-09-03 02:29:32 C 00 44 49.11 -00 21 28.4 c 636
2002-09-03 02:31:50 C 00 44 48.84 -00 21 28.6 c 636
2002-09-03 02:34:08 C 00 44 48.63 -00 21 29.7 c 636
2002-09-03 23:33:43 C 00 42 03.15 -00 17 51.9 c 113
2002-09-03 23:36:17 C 00 42 02.90 -00 17 51.7 c 113
2002-09-03 23:38:56 C 00 42 02.42 -00 17 50.9 c 113
2002-09-03 23:41:33 C 00 42 01.95 -00 17 50.4 c 113
2002-09-05 06:39:06 C 00 37 35.38 -00 12 19.9 17.5 c 704
2002-09-05 06:59:38 C 00 37 32.16 -00 12 16.0 17.4 c 704
2002-09-05 07:22:26 C 00 37 28.58 -00 12 12.1 17.7 c 704
2002-09-06 06:34:55 C 00 33 49.45 -00 08 01.5 17.3 c 704
2002-09-06 06:55:19 C 00 33 45.99 -00 07 57.8 17.5 c 704
2002-09-06 07:16:41 C 00 33 42.40 -00 07 53.9 17.7 c 704
2002-09-06 07:37:00 C 00 33 38.94 -00 07 50.0 17.7 c 704
2002-09-06 07:57:22 C 00 33 35.47 -00 07 46.3 17.9 c 704
2002-09-06 23:23:30 C 00 30 59.80 -00 04 59.1 c 952
2002-09-06 23:35:51 C 00 30 57.59 -00 04 56.2 c 952
2002-09-06 23:55:13 C 00 30 54.20 -00 04 51.9 c 952
2002-09-08 11:38:03 C 00 24 20.15 +00 02 00.7 17.3 c 608
2002-09-08 11:52:54 C 00 24 17.15 +00 02 03.4 17.5 c 608
2002-09-08 12:07:38 C 00 24 14.17 +00 02 06.5 17.6 c 608
2002-09-08 22:28:31 C 00 22 12.06 +00 03 58.4 c 151
2002-09-08 22:30:59 C 00 22 11.54 +00 03 59.0 c 151
2002-09-08 22:32:49 C 00 22 11.13 +00 03 59.4 c 151
2002-09-08 22:34:28 C 00 22 10.82 +00 04 00.0 c 151
2002-09-08 22:38:00 C 00 22 10.09 +00 04 00.5 c 151
2002-09-08 22:39:38 C 00 22 09.73 +00 04 00.6 c 151
2002-09-08 22:41:12 C 00 22 09.43 +00 04 01.0 c 151
2002-09-08 22:42:50 C 00 22 09.10 +00 04 01.6 c 151
2002-09-10 01:00:46 C 00 16 36.58 +00 09 21.6 941
2002-09-10 01:01:45 C 00 16 36.46 +00 09 21.7 941
2002-09-10 01:02:47 C 00 16 36.13 +00 09 21.9 941
2002-09-10 01:03:46 C 00 16 35.98 +00 09 22.3 941
2002-09-10 01:04:47 C 00 16 35.75 +00 09 22.5 941
2002-09-10 01:05:47 C 00 16 35.45 +00 09 22.6 941
2002-09-10 01:06:49 C 00 16 35.27 +00 09 22.8 941
2002-09-10 01:07:50 C 00 16 35.01 +00 09 23.1 941
2002-09-10 21:14:55 C 00 12 02.37 +00 13 32.2 c 185
2002-09-10 21:21:28 C 00 12 00.83 +00 13 32.2 c 185
2002-09-10 21:28:34 C 00 11 59.12 +00 13 32.2 c 185
2002-09-10 21:35:37 C 00 11 57.44 +00 13 32.2 c 185
2002-09-10 21:38:58 C 00 11 56.67 +00 13 32.2 c 185
2002-09-11 20:46:05 C 00 06 18.98 +00 18 34.6 c 084
2002-09-12 06:25:29 C 00 03 50.55 +00 20 47.9 c 642
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)