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
1999-10-01 10:25:56 C 20 57 02.62 -15 12 20.2 z 402
1999-10-01 10:27:45 C 20 57 02.16 -15 12 18.7 z 402
1999-10-01 11:47:37 C 20 56 41.76 -15 11 27.9 d 426
1999-10-01 11:51:25 C 20 56 40.85 -15 11 26.8 d 426
1999-10-01 11:56:07 C 20 56 39.63 -15 11 25.1 d 426
1999-10-01 18:06:59 C 20 55 08.70 -15 09 47.0 z 104
1999-10-01 18:09:39 C 20 55 08.09 -15 09 46.3 z 104
1999-10-01 18:12:19 C 20 55 07.36 -15 09 45.3 z 104
1999-10-01 18:15:00 C 20 55 06.67 -15 09 44.5 z 104
1999-10-01 18:31:51 C 20 55 02.29 -15 09 40.2 c 118
1999-10-01 18:39:27 C 20 55 00.39 -15 09 37.7 c 118
1999-10-01 18:43:24 C 20 54 59.61 -15 09 34.4 z 587
1999-10-01 18:47:09 C 20 54 58.66 -15 09 32.9 z 587
1999-10-01 18:53:29 C 20 54 57.11 -15 09 31.7 z 587
1999-10-01 19:14:49 C 20 54 51.60 -15 09 25.5 557
1999-10-01 19:16:09 C 20 54 51.26 -15 09 25.2 557
1999-10-01 19:17:30 C 20 54 50.92 -15 09 24.6 557
1999-10-01 19:32:52 C 20 54 47.10 -15 09 19.2 d 046
1999-10-01 19:36:22 C 20 54 46.10 -15 09 18.0 d 046
1999-10-01 19:37:57 C 20 54 45.84 -15 09 17.0 d 046
1999-10-01 19:39:36 C 20 54 45.39 -15 09 17.0 d 046
1999-10-01 19:42:50 C 20 54 44.56 -15 09 15.7 d 046
1999-10-01 19:47:09 C 20 54 43.52 -15 09 13.9 595
1999-10-01 19:51:53 C 20 54 42.32 -15 09 12.1 595
1999-10-01 19:57:24 C 20 54 40.97 -15 09 10.2 595
1999-10-02 01:24:44 C 20 53 19.75 -15 06 55.2 z 859
1999-10-02 01:37:50 C 20 53 16.44 -15 06 50.2 z 859
1999-10-02 01:44:25 C 20 53 14.90 -15 06 47.0 z 859
1999-10-02 11:21:04 C 20 50 55.56 -15 03 19.0 d 426
1999-10-02 11:25:29 C 20 50 54.50 -15 03 17.5 d 426
1999-10-02 11:30:42 C 20 50 53.20 -15 03 15.9 d 426
1999-10-16 02:37:51 C 19 45 43.78 -12 22 44.3 c 658
1999-10-16 02:42:00 C 19 45 43.10 -12 22 41.7 c 658
1999-10-16 02:45:34 C 19 45 42.49 -12 22 39.2 c 658
2000-08-25 06:19:29 C 00 30 05.07 -08 05 38.4 z 808
2000-08-25 07:00:29 C 00 30 00.90 -08 05 52.8 z 808
2000-08-28 01:41:21 C 00 22 25.82 -08 27 22.0 118
2000-08-28 01:48:04 C 00 22 24.96 -08 27 23.9 118
2000-08-28 07:32:19 C 00 21 42.55 -08 29 17.6 17.6 c 704
2000-08-28 08:11:19 C 00 21 37.48 -08 29 30.9 18.1 c 704
2000-08-28 08:30:53 C 00 21 34.92 -08 29 37.7 18.0 c 704
2000-08-28 08:50:20 C 00 21 32.42 -08 29 44.5 18.1 c 704
2000-09-01 08:43:17 C 00 07 57.27 -09 04 54.2 z 711
2000-09-01 08:51:39 C 00 07 55.88 -09 04 57.5 z 711
2000-09-01 08:59:44 C 00 07 54.57 -09 05 00.8 z 711
2000-09-05 09:56:11 C 23 50 47.088 -09 44 42.72 645
2000-09-05 09:56:47 C 23 50 47.091 -09 44 42.60 645
2000-09-05 09:57:22 C 23 50 46.841 -09 44 42.94 645
2000-09-05 09:57:58 C 23 50 46.851 -09 44 43.05 645
2000-09-05 09:58:34 C 23 50 46.594 -09 44 43.73 645
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)