66008 (1998 QH2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3627184167 ± 1.75e-09
Semi-major axis (a)1.4261855358 AU ± 2.79e-10
Inclination (i)61.00513546° ± 1.35e-06
Long. of Asc. Node (Ω)168.92241516° ± 7.36e-07
Arg. of Perihelion (ω)13.99885267° ± 7.64e-07
Mean Anomaly (M)141.73663056° ± 5.84e-07
Mean Motion (n)0.5786930076°/day ± 1.70e-10
Perihelion dist (q)0.90888178 AU ± 2.50e-09
Aphelion dist (Q)1.94348930 AU ± 2.52e-09
Orbital Period1.70319370 yr ± 4.99e-10
Physical Parameters
H (abs. magnitude)15.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.042″
Uncertainty0
Orbit TypeApollo
MOID0.076633 AU
Observations Used1839
Radar Obs Used2
Gaia Obs Used142
Oppositions8
Arc Total1996-2025
First Observation Used1996-06-23
Last Observation Used2025-10-23
Observations (1952)
Date Type RA Dec Mag Band Observatory
2008-09-06 02:16:36 C 20 22 08.53 +32 00 38.8 r H45
2008-09-06 02:18:27 C 20 22 08.49 +32 00 34.3 r H45
2008-09-06 02:20:11 C 20 22 08.45 +32 00 29.5 r H45
2008-09-10 22:46:11 C 20 19 40.97 +27 01 27.2 18.2 r 084
2008-09-27 18:44:09 C 20 20 28.02 +11 09 39.5 r 240
2008-09-27 18:46:16 C 20 20 28.06 +11 09 35.2 r 240
2008-09-27 18:48:23 C 20 20 28.09 +11 09 30.6 r 240
2008-09-27 18:50:30 C 20 20 28.12 +11 09 26.1 r 240
2008-09-27 18:52:37 C 20 20 28.16 +11 09 21.8 r 240
2008-09-27 18:54:44 C 20 20 28.19 +11 09 17.5 r 240
2008-09-27 18:56:51 C 20 20 28.22 +11 09 13.0 r 240
2008-09-30 03:49:10 C 20 21 31.28 +09 13 32.5 18.2 c 704
2008-09-30 04:07:05 C 20 21 31.59 +09 12 57.0 18.9 c 704
2008-09-30 04:24:49 C 20 21 31.92 +09 12 21.9 18.5 c 704
2008-09-30 04:42:35 C 20 21 32.24 +09 11 46.3 18.7 c 704
2008-09-30 05:00:25 C 20 21 32.49 +09 11 10.8 19.0 c 704
2008-10-01 02:14:21 C 20 21 59.50 +08 29 24.1 18.4 c 704
2008-10-01 02:32:04 C 20 21 59.85 +08 28 49.4 19.2 c 704
2008-10-01 02:49:57 C 20 22 00.19 +08 28 14.6 18.7 c 704
2008-10-01 03:07:49 C 20 22 00.55 +08 27 39.7 18.6 c 704
2008-10-01 03:26:03 C 20 22 00.91 +08 27 04.3 18.4 c 704
2008-10-30 03:02:37 C 20 47 55.86 -07 50 38.9 r G96
2008-10-30 03:11:58 C 20 47 56.32 -07 50 47.8 r G96
2008-10-30 03:21:24 C 20 47 56.76 -07 50 56.7 r G96
2008-10-30 03:30:50 C 20 47 57.22 -07 51 05.5 r G96
2008-11-02 01:47:02 C 20 51 29.21 -08 54 06.4 19.4 c 704
2008-11-02 02:04:18 C 20 51 30.16 -08 54 22.0 19.6 c 704
2008-11-02 02:21:33 C 20 51 31.01 -08 54 37.0 20.3 c 704
2008-11-02 02:38:50 C 20 51 31.85 -08 54 52.7 19.6 c 704
2010-07-10 11:14:15 S 00 49 02.66 +16 37 53.6 L C51
2010-07-10 14:24:46 S 00 49 08.10 +16 36 26.6 L C51
2010-07-10 17:35:17 S 00 49 13.65 +16 34 56.5 L C51
2010-07-10 20:45:48 S 00 49 19.10 +16 33 27.1 L C51
2010-07-10 22:21:09 S 00 49 21.76 +16 32 42.5 L C51
2010-07-10 23:56:19 S 00 49 24.466 +16 31 56.75 L C51
2010-07-11 01:31:40 S 00 49 27.06 +16 31 10.6 L C51
2010-07-11 03:06:50 S 00 49 29.86 +16 30 26.5 L C51
2010-07-11 04:42:11 S 00 49 32.62 +16 29 39.8 L C51
2010-07-11 07:52:42 S 00 49 37.92 +16 28 08.8 L C51
2010-07-11 11:03:13 S 00 49 43.31 +16 26 36.4 L C51
2010-07-11 14:13:44 S 00 49 48.69 +16 25 04.7 L C51
2010-08-08 09:17:14 C 00 56 48.12 +07 36 58.3 19.4 c 704
2010-08-08 09:34:04 C 00 56 47.83 +07 36 39.3 19.5 c 704
2010-08-08 09:50:55 C 00 56 47.57 +07 36 19.5 19.4 c 704
2010-08-08 10:08:00 C 00 56 47.33 +07 35 59.4 19.7 c 704
2010-08-09 09:37:35 C 00 56 31.60 +07 08 04.6 18.9 c 704
2010-08-09 09:54:25 C 00 56 31.37 +07 07 44.2 19.2 c 704
2010-08-09 10:11:16 C 00 56 31.15 +07 07 24.0 19.4 c 704
2010-08-09 10:28:43 C 00 56 30.91 +07 07 03.3 19.8 c 704
2010-08-09 10:45:42 C 00 56 30.67 +07 06 42.5 19.3 c 704
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2025-03-08 21:20:00 80130211.983 2 us 8560 -14 -14
2025-03-10 17:30:00 79042987.5 2 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)