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
2010-08-20 00:09:50 C 00 50 55.73 +01 16 06.8 w 160
2010-08-20 00:11:59 C 00 50 55.66 +01 16 03.6 w 160
2010-08-20 00:14:09 C 00 50 55.58 +01 15 59.9 w 160
2010-08-22 23:12:15 C 00 48 25.81 -00 38 18.9 u 160
2010-08-22 23:15:38 C 00 48 25.65 -00 38 24.4 u 160
2010-08-22 23:19:01 C 00 48 25.50 -00 38 29.9 u 160
2010-08-25 00:46:59 C 00 46 25.93 -02 02 09.1 u 160
2010-08-25 00:50:02 C 00 46 25.80 -02 02 14.3 u 160
2010-08-25 00:53:20 C 00 46 25.68 -02 02 20.2 u 160
2010-08-31 03:13:59 C 00 39 19.76 -06 26 42.3 u 160
2010-08-31 03:17:55 C 00 39 19.49 -06 26 50.5 u 160
2010-08-31 03:21:54 C 00 39 19.29 -06 26 57.6 u 160
2010-09-01 01:31:50 C 00 38 05.77 -07 08 53.7 u 160
2010-09-01 01:35:02 C 00 38 05.59 -07 09 00.0 u 160
2010-09-01 01:37:30 C 00 38 05.41 -07 09 04.7 u 160
2010-09-02 00:58:57 C 00 36 45.24 -07 53 41.8 u 160
2010-09-02 01:01:35 C 00 36 45.08 -07 53 46.7 u 160
2010-09-02 01:05:01 C 00 36 44.84 -07 53 53.1 u 160
2010-09-12 23:50:28 C 00 18 57.51 -16 30 41.6 r J75
2010-09-12 23:58:55 C 00 18 56.86 -16 30 57.3 r J75
2010-09-13 00:07:43 C 00 18 56.15 -16 31 15.5 r J75
2010-09-13 00:16:09 C 00 18 55.48 -16 31 32.0 r J75
2010-09-13 00:24:57 C 00 18 54.81 -16 31 48.7 r J75
2010-09-13 00:33:22 C 00 18 54.16 -16 32 05.6 r J75
2010-09-16 08:02:24 C 00 12 43.09 -19 06 08.1 r 703
2010-09-16 08:13:07 C 00 12 42.22 -19 06 28.0 r 703
2010-09-16 08:23:58 C 00 12 41.32 -19 06 49.5 r 703
2010-09-16 08:34:42 C 00 12 40.46 -19 07 10.2 r 703
2010-09-29 07:09:27 C 23 47 09.36 -28 01 33.7 18.1 c 704
2010-09-29 07:28:50 C 23 47 07.76 -28 02 02.6 18.5 c 704
2010-09-29 07:48:37 C 23 47 06.13 -28 02 31.1 18.5 c 704
2010-09-29 08:27:54 C 23 47 02.78 -28 03 29.8 18.4 c 704
2010-09-30 05:20:04 C 23 45 21.18 -28 34 03.5 18.3 c 704
2010-09-30 05:39:26 C 23 45 19.63 -28 34 31.3 18.1 c 704
2010-09-30 05:58:45 C 23 45 17.91 -28 34 58.9 18.4 c 704
2010-09-30 06:18:04 C 23 45 16.34 -28 35 27.5 18.1 c 704
2010-09-30 06:37:22 C 23 45 14.73 -28 35 55.5 18.4 c 704
2012-07-28 10:04:27 C 03 00 44.11 -11 58 56.3 u 807
2012-07-28 10:13:35 C 03 00 44.76 -11 59 05.3 u 807
2012-10-11 08:50:06 C 04 39 56.88 -58 32 37.3 u 807
2012-10-11 08:57:07 C 04 39 56.96 -58 32 48.3 u 807
2012-10-11 09:02:53 C 04 39 57.03 -58 32 57.4 u 807
2012-10-11 09:08:40 C 04 39 57.09 -58 33 06.5 u 807
2012-10-11 09:14:25 C 04 39 57.15 -58 33 15.6 u 807
2012-11-28 04:23:34 C 03 14 34.41 -76 31 37.6 u 807
2012-11-28 04:28:31 C 03 14 33.56 -76 31 38.5 u 807
2012-11-28 04:32:17 C 03 14 32.93 -76 31 39.2 u 807
2012-11-28 04:36:56 C 03 14 32.18 -76 31 40.0 u 807
2012-11-28 04:41:00 C 03 14 31.53 -76 31 40.7 u 807
2013-03-14 11:12:19 C 04 22 00.57 -30 05 36.7 q E12
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)