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
1996-09-12 08:31:01 C 22 15 36.45 -23 03 52.6 c 566
1996-09-12 08:47:36 C 22 15 32.88 -23 03 55.6 c 566
1996-09-12 09:00:48 C 22 15 30.12 -23 03 58.1 c 566
1998-09-14 03:34:07 C 22 32 54.57 -18 13 44.9 18.6 a 704
1998-09-14 04:05:43 C 22 32 46.89 -18 13 53.2 18.5 a 704
1998-09-14 04:37:20 C 22 32 39.17 -18 14 03.2 17.9 a 704
1998-09-14 05:09:09 C 22 32 31.37 -18 14 11.6 18.0 a 704
1998-09-15 11:01:50 C 22 25 20.86 -18 22 08.8 b 426
1998-09-15 11:07:22 C 22 25 19.42 -18 22 09.6 b 426
1998-09-15 11:13:37 C 22 25 17.87 -18 22 11.6 b 426
1998-09-15 11:18:40 C 22 25 16.57 -18 22 12.8 b 426
1998-09-15 20:17:45 C 22 23 05.89 -18 24 47.4 z 587
1998-09-15 20:23:10 C 22 23 04.60 -18 24 47.5 z 587
1998-09-15 20:27:54 C 22 23 03.44 -18 24 49.6 z 587
1998-09-16 11:45:55 C 22 19 20.17 -18 27 52.4 422
1998-09-16 11:47:53 C 22 19 19.68 -18 27 53.1 422
1998-09-16 11:49:50 C 22 19 19.22 -18 27 53.5 422
1998-09-16 11:51:56 C 22 19 18.68 -18 27 54.0 422
1998-09-16 12:51:31 C 22 19 04.15 -18 28 06.8 b 426
1998-09-16 12:58:03 C 22 19 02.52 -18 28 08.2 b 426
1998-09-16 13:05:19 C 22 19 00.72 -18 28 09.5 b 426
1998-09-16 21:51:55 C 22 16 52.22 -18 30 18.2 557
1998-09-16 22:47:16 C 22 16 38.45 -18 30 28.0 557
1998-09-17 11:21:08 C 22 13 35.35 -18 32 19.9 b 426
1998-09-17 11:27:30 C 22 13 33.77 -18 32 21.0 b 426
1998-09-17 11:34:09 C 22 13 32.05 -18 32 22.6 b 426
1998-09-17 13:01:24 C 22 13 10.03 -18 32 37.5 422
1998-09-17 13:02:28 C 22 13 09.77 -18 32 37.9 422
1998-09-17 13:03:31 C 22 13 09.52 -18 32 37.5 422
1998-09-17 19:38:09 C 22 11 33.81 -18 34 03.5 z 587
1998-09-17 19:42:44 C 22 11 32.67 -18 34 04.0 z 587
1998-09-17 19:49:24 C 22 11 30.93 -18 34 05.5 z 587
1998-09-18 05:58:21 C 22 09 01.41 -18 35 31.2 18.4 a 704
1998-09-18 06:35:26 C 22 08 52.25 -18 35 35.4 18.4 a 704
1998-09-18 06:53:55 C 22 08 47.68 -18 35 37.1 18.4 a 704
1998-09-18 07:12:24 C 22 08 42.87 -18 35 38.4 18.9 a 704
1998-09-18 13:36:04 C 22 07 09.20 -18 36 08.5 422
1998-09-18 13:37:50 C 22 07 08.77 -18 36 08.4 422
1998-09-18 13:39:12 C 22 07 08.45 -18 36 08.4 422
1998-09-18 21:16:13 C 22 05 17.09 -18 37 25.0 557
1998-09-18 21:19:35 C 22 05 16.23 -18 37 25.2 557
1998-09-18 21:22:56 C 22 05 15.39 -18 37 25.7 557
1998-09-20 20:29:14 C 21 53 46.24 -18 40 26.3 z 587
1998-09-20 20:33:09 C 21 53 45.30 -18 40 27.9 z 587
1998-09-23 20:04:29 C 21 36 36.15 -18 37 16.1 046
1998-09-23 20:05:53 C 21 36 35.80 -18 37 15.9 046
1998-09-23 20:07:30 C 21 36 35.33 -18 37 16.4 046
1998-09-23 20:09:40 C 21 36 34.86 -18 37 16.6 046
1998-09-24 04:27:44 C 21 34 37.83 -18 36 16.2 a 699
1998-09-24 05:10:39 C 21 34 27.45 -18 36 10.4 a 699
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)