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
2020-09-20 08:01:18 C 21 23 07.31 +07 32 40.8 V T08
2020-09-20 08:15:56 C 21 23 06.67 +07 32 08.7 V T08
2020-09-20 08:21:14 C 21 23 06.46 +07 31 57.3 V T08
2020-09-20 08:30:33 C 21 23 06.07 +07 31 36.8 V T08
2020-09-21 08:21:51 C 21 22 12.33 +06 39 58.1 V T08
2020-09-21 08:25:53 C 21 22 12.16 +06 39 49.4 V T08
2020-09-21 08:56:52 C 21 22 10.95 +06 38 42.6 V T08
2020-09-21 09:09:06 C 21 22 10.49 +06 38 16.9 V T08
2020-09-21 19:49:55 C 21 21 47.86 +06 15 20.8 V G33
2020-09-21 19:53:09 C 21 21 47.72 +06 15 14.3 V G33
2020-09-21 19:59:14 C 21 21 47.53 +06 15 01.8 V G33
2020-09-22 03:58:14 C 21 21 30.82 +05 58 04.5 V G96
2020-09-22 04:06:15 C 21 21 30.50 +05 57 47.6 V G96
2020-09-22 04:14:17 C 21 21 30.22 +05 57 30.4 V G96
2020-09-22 04:22:17 C 21 21 29.93 +05 57 13.4 V G96
2020-09-22 08:15:15 C 21 21 21.82 +05 49 01.7 V T05
2020-09-22 08:23:09 C 21 21 21.527 +05 48 45.10 U F52
2020-09-22 08:23:15 C 21 21 21.52 +05 48 44.0 V T05
2020-09-22 08:28:33 C 21 21 21.34 +05 48 33.6 V T05
2020-09-22 08:31:11 C 21 21 21.24 +05 48 28.2 V T05
2020-09-22 08:39:56 C 21 21 20.913 +05 48 09.62 U F52
2020-09-22 08:46:26 C 21 21 20.67 +05 47 56.2 V T05
2020-09-22 08:52:23 C 21 21 20.45 +05 47 43.4 V T05
2020-09-22 08:56:36 C 21 21 20.304 +05 47 34.36 U F52
2020-09-22 09:07:11 C 21 21 19.91 +05 47 12.0 V T05
2020-09-22 09:13:14 C 21 21 19.698 +05 46 59.19 U F52
2020-09-24 03:18:24 C 21 19 59.20 +04 19 21.0 V 703
2020-09-24 03:26:02 C 21 19 59.00 +04 19 03.9 V 703
2020-09-24 03:33:39 C 21 19 58.81 +04 18 49.3 V 703
2020-09-24 03:41:16 C 21 19 58.52 +04 18 32.8 V 703
2020-09-26 06:32:17 C 21 18 34.29 +02 36 22.5 V T05
2020-09-26 06:42:55 C 21 18 33.99 +02 36 01.4 V T05
2020-09-26 06:51:36 C 21 18 33.76 +02 35 44.4 V T05
2020-09-26 07:00:14 C 21 18 33.47 +02 35 27.5 V T05
2020-10-01 09:30:32 C 21 16 07.64 -01 13 07.2 V T08
2020-10-01 09:35:52 C 21 16 07.48 -01 13 16.8 V T08
2020-10-01 10:23:24 C 21 16 06.79 -01 14 40.3 V T08
2020-10-01 11:04:31 C 21 16 06.16 -01 15 52.2 V T08
2020-10-04 08:21:46 C 21 15 18.52 -03 13 40.4 V T05
2020-10-04 08:26:24 C 21 15 18.47 -03 13 47.9 V T05
2020-10-04 08:34:22 C 21 15 18.38 -03 14 00.5 V T05
2020-10-04 08:49:35 C 21 15 18.18 -03 14 25.9 V T05
2020-10-05 04:09:22 C 21 15 09.17 -03 45 50.1 V 703
2020-10-05 04:17:07 C 21 15 09.18 -03 46 02.5 V 703
2020-10-05 04:24:51 C 21 15 09.10 -03 46 15.5 V 703
2020-10-05 04:32:36 C 21 15 08.97 -03 46 28.2 V 703
2020-10-06 09:53:11 C 21 14 58.22 -04 32 50.6 V T08
2020-10-06 09:57:49 C 21 14 58.18 -04 32 57.9 V T08
2020-10-06 10:05:13 C 21 14 58.12 -04 33 10.0 V T08
2020-10-06 10:20:29 C 21 14 58.04 -04 33 33.7 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)