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
2018-09-30 05:43:34 C 17 15 48.69 +26 22 33.5 U T05
2018-09-30 05:58:25 C 17 15 50.84 +26 22 10.4 U T05
2020-01-03 15:19:25 C 13 57 57.59 -45 04 48.0 V T08
2020-01-03 15:34:48 C 13 58 00.50 -45 04 29.6 V T08
2020-01-03 15:46:14 C 13 58 02.62 -45 04 15.7 V T08
2020-01-19 15:18:00 C 15 15 31.90 -33 46 02.5 V T08
2020-01-19 15:22:40 C 15 15 32.89 -33 45 51.2 V T08
2020-01-19 15:30:40 C 15 15 34.59 -33 45 31.3 V T08
2020-01-19 15:50:54 C 15 15 38.89 -33 44 42.0 V T08
2020-01-21 14:50:53 C 15 25 50.68 -31 44 33.6 V T05
2020-01-21 14:55:35 C 15 25 51.69 -31 44 21.0 V T05
2020-01-21 15:02:59 C 15 25 53.28 -31 44 01.9 V T05
2020-01-21 15:19:47 C 15 25 56.91 -31 43 17.3 V T05
2020-01-25 14:54:50 C 15 47 07.22 -27 09 22.6 V T05
2020-01-25 15:00:19 C 15 47 08.43 -27 09 05.8 V T05
2020-01-25 15:06:23 C 15 47 09.78 -27 08 47.4 V T05
2020-01-25 15:17:17 C 15 47 12.19 -27 08 13.8 V T05
2020-01-25 15:47:51 C 15 47 18.95 -27 06 40.5 V T05
2020-01-27 15:27:16 C 15 58 04.56 -24 35 01.7 V T08
2020-01-27 15:31:57 C 15 58 05.63 -24 34 46.5 V T08
2020-01-27 15:42:48 C 15 58 08.04 -24 34 11.1 V T08
2020-01-29 15:07:10 C 16 08 57.43 -21 53 45.4 V T05
2020-01-29 15:16:12 C 16 08 59.52 -21 53 13.8 V T05
2020-01-29 15:28:52 C 16 09 02.36 -21 52 30.1 V T05
2020-01-29 15:39:25 C 16 09 04.73 -21 51 53.6 V T05
2020-01-31 15:29:29 C 16 20 06.30 -19 00 51.9 V T08
2020-01-31 15:34:08 C 16 20 07.36 -19 00 35.2 V T08
2020-01-31 15:45:25 C 16 20 09.94 -18 59 53.8 V T08
2020-01-31 15:53:25 C 16 20 11.77 -18 59 24.4 V T08
2020-02-03 15:30:10 C 16 36 51.94 -14 28 26.5 V T05
2020-02-03 15:35:36 C 16 36 53.20 -14 28 05.4 V T05
2020-02-03 15:46:12 C 16 36 55.63 -14 27 24.5 V T05
2020-02-09 15:17:56 C 17 10 40.69 -04 49 41.7 V T08
2020-02-09 15:31:40 C 17 10 43.89 -04 48 44.9 V T08
2020-02-09 15:41:58 C 17 10 46.27 -04 48 03.2 V T08
2020-02-09 16:03:19 C 17 10 51.24 -04 46 36.1 V T08
2020-02-24 14:56:18 C 18 33 35.77 +17 31 58.6 V T05
2020-02-24 15:01:57 C 18 33 37.02 +17 32 15.9 V T05
2020-02-24 15:11:17 C 18 33 39.06 +17 32 45.2 V T05
2020-03-03 13:57:12 C 19 14 13.08 +26 02 04.0 V T05
2020-03-03 14:01:52 C 19 14 14.04 +26 02 15.0 V T05
2020-03-03 14:18:57 C 19 14 17.52 +26 02 53.9 V T05
2020-03-03 14:28:20 C 19 14 19.38 +26 03 15.3 V T05
2020-04-09 02:06:34 C 21 34 27.34 +42 31 12.8 V 204
2020-04-09 02:14:50 C 21 34 28.31 +42 31 17.2 V 204
2020-04-09 02:40:30 C 21 34 31.39 +42 31 29.6 V 204
2020-04-27 14:18:57 C 22 20 55.05 +45 16 03.1 V T08
2020-04-27 14:44:26 C 22 20 57.30 +45 16 10.5 V T08
2020-04-27 14:51:48 C 22 20 57.97 +45 16 12.7 V T08
2020-04-27 15:01:49 C 22 20 58.92 +45 16 16.1 V T08
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)