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
2015-08-20 06:48:39 C 23 45 07.46 +16 37 48.1 q 703
2015-08-20 06:57:18 C 23 45 06.87 +16 37 32.9 q 703
2015-08-20 07:05:57 C 23 45 06.28 +16 37 20.1 q 703
2015-08-25 22:49:06 C 23 35 26.01 +12 51 23.5 q 160
2015-08-25 22:52:06 C 23 35 25.78 +12 51 18.4 q 160
2015-08-25 22:55:03 C 23 35 25.57 +12 51 13.0 q 160
2015-08-26 22:39:47 C 23 33 37.44 +12 08 38.6 q 160
2015-08-26 22:42:46 C 23 33 37.21 +12 08 33.2 q 160
2015-08-26 22:45:45 C 23 33 36.97 +12 08 27.7 q 160
2015-08-27 07:30:30 C 23 32 56.46 +11 52 35.2 q H21
2015-08-27 07:34:07 C 23 32 56.17 +11 52 28.6 q H21
2015-08-27 07:37:50 C 23 32 55.88 +11 52 21.9 q H21
2015-08-27 07:41:32 C 23 32 55.58 +11 52 15.1 q H21
2015-08-27 07:45:17 C 23 32 55.29 +11 52 08.3 q H21
2015-08-27 07:49:01 C 23 32 54.99 +11 52 01.4 q H21
2015-08-27 07:52:38 C 23 32 54.70 +11 51 54.9 q H21
2015-08-27 22:17:42 C 23 31 48.18 +11 25 26.8 q 160
2015-08-27 22:20:40 C 23 31 47.95 +11 25 21.3 q 160
2015-08-27 22:23:40 C 23 31 47.72 +11 25 15.8 q 160
2015-08-28 23:26:50 C 23 29 50.00 +10 38 36.9 q 160
2015-08-28 23:29:39 C 23 29 49.77 +10 38 31.7 q 160
2015-08-28 23:32:32 C 23 29 49.55 +10 38 26.2 q 160
2015-08-29 21:38:00 C 23 28 04.74 +09 56 35.6 q 160
2015-08-29 21:40:51 C 23 28 04.52 +09 56 30.3 q 160
2015-08-29 21:43:42 C 23 28 04.27 +09 56 23.9 q 160
2015-08-30 22:14:06 C 23 26 06.50 +09 09 17.0 q 160
2015-08-30 22:16:56 C 23 26 06.22 +09 09 11.8 q 160
2015-08-30 22:19:48 C 23 26 05.98 +09 09 06.3 q 160
2015-08-31 22:43:03 C 23 24 07.45 +08 21 30.1 q 160
2015-08-31 22:45:56 C 23 24 07.20 +08 21 24.6 q 160
2015-08-31 22:48:46 C 23 24 06.95 +08 21 18.8 q 160
2015-09-02 05:27:01 C 23 21 36.63 +07 20 38.2 u H21
2015-09-02 05:31:36 C 23 21 36.23 +07 20 29.2 u H21
2015-09-02 05:35:47 C 23 21 35.88 +07 20 20.7 u H21
2015-09-02 05:39:58 C 23 21 35.54 +07 20 12.4 u H21
2015-09-02 05:44:09 C 23 21 35.17 +07 20 04.1 u H21
2015-09-02 05:48:20 C 23 21 34.81 +07 19 55.8 u H21
2015-09-02 05:52:31 C 23 21 34.45 +07 19 47.6 u H21
2015-09-02 05:57:32 C 23 21 34.03 +07 19 37.1 u H21
2015-09-02 07:43:06 C 23 21 25.12 +07 16 06.2 u H21
2015-09-02 07:50:51 C 23 21 24.47 +07 15 50.7 u H21
2015-09-02 07:58:42 C 23 21 23.81 +07 15 35.0 u H21
2015-09-02 08:06:32 C 23 21 23.15 +07 15 19.1 u H21
2015-09-02 08:14:23 C 23 21 22.49 +07 15 03.8 u H21
2015-09-03 03:55:15 C 23 19 44.92 +06 35 33.6 o Z22
2015-09-03 04:06:44 C 23 19 43.94 +06 35 10.0 o Z22
2015-09-03 09:10:39 C 23 19 18.86 +06 24 56.4 q H21
2015-09-03 09:14:47 C 23 19 18.51 +06 24 47.9 q H21
2015-09-03 09:18:55 C 23 19 18.16 +06 24 39.8 q H21
2015-09-03 09:23:03 C 23 19 17.81 +06 24 31.2 q H21
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)