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
2008-09-05 10:02:25 C 04 52 17.49 +35 40 40.9 18.9 c 704
2008-09-05 10:21:30 C 04 52 26.27 +35 41 37.6 18.8 c 704
2008-09-05 10:40:35 C 04 52 35.04 +35 42 33.9 18.9 c 704
2009-08-28 09:21:04 C 04 20 50.64 +30 03 51.8 18.8 c 704
2009-08-28 09:39:12 C 04 20 56.48 +30 04 34.0 19.2 c 704
2009-08-28 09:57:24 C 04 21 02.26 +30 05 15.9 19.2 c 704
2009-08-28 10:15:35 C 04 21 08.16 +30 05 57.9 19.3 c 704
2009-08-28 10:33:45 C 04 21 13.95 +30 06 39.2 19.2 c 704
2010-09-10 11:43:28 C 07 36 40.75 +38 16 31.7 r 703
2010-09-10 11:49:31 C 07 36 44.31 +38 16 31.2 r 703
2010-09-10 11:55:34 C 07 36 47.91 +38 16 28.9 r 703
2020-07-15 11:17:18 C 03 57 31.35 +25 40 58.9 U I41
2020-07-15 11:24:25 C 03 57 33.02 +25 41 07.5 U I41
2020-07-15 11:31:31 C 03 57 34.70 +25 41 16.1 U I41
2020-07-15 11:38:38 C 03 57 36.37 +25 41 24.5 U I41
2020-07-19 11:18:44 C 04 21 32.79 +27 30 10.9 U I41
2020-07-19 11:25:50 C 04 21 34.65 +27 30 18.8 U I41
2020-07-19 11:32:57 C 04 21 36.54 +27 30 27.0 U I41
2020-07-19 11:40:01 C 04 21 38.40 +27 30 34.1 U I41
2020-07-23 11:20:34 C 04 48 21.00 +29 09 14.5 U I41
2020-07-23 11:24:07 C 04 48 22.06 +29 09 18.1 U I41
2020-07-23 11:27:42 C 04 48 23.15 +29 09 21.3 U I41
2020-07-23 11:38:26 C 04 48 26.28 +29 09 32.1 U I41
2021-07-07 11:08:57 C 03 29 26.73 +23 19 09.7 U I41
2021-07-07 11:12:33 C 03 29 27.44 +23 19 14.1 U I41
2021-07-07 11:16:08 C 03 29 28.15 +23 19 18.3 U I41
2021-07-07 11:19:43 C 03 29 28.89 +23 19 22.5 U I41
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)