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
2004-09-27 20:22:00 C 19 24 56.14 +56 02 57.7 o 160
2004-09-27 20:22:21 C 19 24 55.23 +56 02 56.4 o 160
2004-09-27 20:22:42 C 19 24 54.35 +56 02 54.7 o 160
2004-09-27 20:23:04 C 19 24 53.42 +56 02 53.4 o 160
2004-09-27 20:23:24 C 19 24 52.66 +56 02 51.7 o 160
2004-09-27 20:23:45 C 19 24 51.68 +56 02 50.1 o 160
2004-09-27 20:24:06 C 19 24 50.94 +56 02 48.8 o 160
2004-09-27 20:24:26 C 19 24 50.04 +56 02 47.4 o 160
2004-09-27 20:24:47 C 19 24 49.15 +56 02 45.4 o 160
2004-09-28 06:43:06 C 19 00 04.25 +55 10 51.9 c H41
2004-09-28 06:43:49 C 19 00 02.78 +55 10 47.7 c H41
2004-09-28 06:44:39 C 19 00 00.81 +55 10 41.5 c H41
2004-09-28 06:49:07 C 18 59 50.49 +55 10 14.2 c H41
2004-09-28 06:50:26 C 18 59 47.40 +55 10 07.5 c H41
2004-09-28 06:51:04 C 18 59 46.02 +55 10 04.0 c H41
2004-09-28 06:59:03 C 18 59 27.68 +55 09 15.9 c H41
2004-09-28 07:02:33 C 18 59 19.55 +55 08 54.5 c H41
2004-09-28 07:05:12 C 18 59 13.33 +55 08 37.4 c H41
2004-09-28 21:27:56 C 18 27 59.59 +53 31 07.0 o A13
2004-09-28 21:29:26 C 18 27 56.43 +53 30 54.8 o A13
2004-09-28 21:30:59 C 18 27 53.33 +53 30 43.0 o A13
2004-09-28 21:32:30 C 18 27 50.25 +53 30 30.8 o A13
2004-09-28 21:34:00 C 18 27 47.08 +53 30 18.9 o A13
2004-09-28 21:35:33 C 18 27 43.96 +53 30 06.7 o A13
2004-09-28 21:37:03 C 18 27 40.84 +53 29 55.1 o A13
2004-09-28 21:38:34 C 18 27 37.75 +53 29 43.1 o A13
2004-09-28 21:40:07 C 18 27 34.61 +53 29 31.2 o A13
2004-09-30 04:52:58 C 17 33 15.35 +48 53 52.0 c H41
2004-09-30 04:55:45 C 17 33 11.38 +48 53 25.5 c H41
2004-09-30 05:01:16 C 17 33 03.31 +48 52 31.3 c H41
2004-09-30 05:01:54 C 17 33 02.43 +48 52 25.4 c H41
2004-09-30 05:03:21 C 17 33 00.27 +48 52 11.8 c H41
2004-09-30 05:06:44 C 17 32 55.40 +48 51 38.2 c H41
2004-09-30 10:59:26 C 17 24 40.17 +47 55 43.8 m 379
2004-09-30 11:10:58 C 17 24 24.24 +47 53 50.8 m 379
2004-10-01 09:27:29 C 16 57 39.64 +44 19 13.8 m 379
2004-10-01 09:29:07 C 16 57 37.80 +44 18 58.1 m 379
2004-10-01 18:41:39 C 16 48 22.15 +42 51 19.8 o 084
2005-08-28 13:53:18 C 02 08 17.23 +13 08 19.0 18.8 c 608
2005-08-28 14:08:13 C 02 08 17.78 +13 08 41.3 19.0 c 608
2005-08-28 14:23:02 C 02 08 18.29 +13 09 03.3 19.0 c 608
2005-08-30 08:26:00 C 02 10 04.99 +14 14 49.1 18.7 c 704
2005-08-30 08:42:28 C 02 10 05.63 +14 15 16.4 19.3 c 704
2005-08-30 08:58:36 C 02 10 06.25 +14 15 43.2 19.0 c 704
2005-08-30 09:14:49 C 02 10 06.82 +14 16 10.2 19.0 c 704
2005-08-31 08:02:44 C 02 11 05.68 +14 55 07.3 o 699
2005-08-31 08:34:14 C 02 11 06.86 +14 56 03.3 o 699
2005-08-31 09:05:46 C 02 11 08.12 +14 56 59.5 o 699
2005-08-31 09:37:20 C 02 11 09.32 +14 57 55.6 o 699
2005-08-31 23:48:18 C 02 11 46.08 +15 23 25.7 r 084
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)