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
2015-09-15 06:20:36 C 22 55 40.94 -03 24 03.0 R G45
2015-09-15 06:27:50 C 22 55 40.36 -03 24 17.7 R G45
2015-09-15 06:27:55 C 22 55 40.35 -03 24 17.7 R G45
2015-09-18 02:42:25 C 22 50 18.11 -05 41 28.2 u H15
2015-09-18 02:56:17 C 22 50 16.98 -05 41 55.6 u H15
2015-09-18 03:10:40 C 22 50 15.86 -05 42 23.9 u H15
2015-09-18 05:07:41 C 22 50 06.63 -05 46 15.1 q 703
2015-09-18 05:27:34 C 22 50 05.05 -05 46 54.4 q 703
2015-09-18 05:35:59 C 22 50 04.36 -05 47 11.2 q 703
2015-09-18 05:44:25 C 22 50 03.71 -05 47 28.2 q 703
2015-10-01 03:49:23 C 22 29 12.34 -14 55 36.3 u H21
2015-10-01 03:52:29 C 22 29 12.17 -14 55 41.0 u H21
2015-10-01 03:55:35 C 22 29 11.96 -14 55 46.0 u H21
2015-10-01 03:58:41 C 22 29 11.79 -14 55 50.4 u H21
2015-10-01 04:01:46 C 22 29 11.62 -14 55 55.3 u H21
2015-10-01 04:05:01 C 22 29 11.41 -14 56 00.3 u H21
2015-10-01 04:08:08 C 22 29 11.26 -14 56 05.3 u H21
2015-10-02 13:51:08 C 22 27 21.35 -15 46 31.8 q D29
2015-10-02 14:11:27 C 22 27 20.21 -15 47 00.8 q D29
2015-10-02 14:31:46 C 22 27 19.10 -15 47 30.9 q D29
2015-10-03 07:31:11 C 22 26 26.074 -16 12 10.23 L F51
2015-10-03 07:49:03 C 22 26 25.114 -16 12 35.91 L F51
2015-10-03 08:06:50 C 22 26 24.152 -16 13 01.45 L F51
2015-10-03 08:24:43 C 22 26 23.193 -16 13 27.11 L F51
2015-10-12 03:57:45 C 22 17 26.67 -20 40 09.5 q 703
2015-10-12 04:05:07 C 22 17 26.39 -20 40 18.0 q 703
2015-10-12 04:12:25 C 22 17 26.16 -20 40 26.8 q 703
2015-10-12 04:19:44 C 22 17 25.96 -20 40 33.5 q 703
2015-11-01 02:08:52 C 22 11 02.11 -26 50 32.1 R G45
2015-11-01 02:16:53 C 22 11 02.10 -26 50 37.5 R G45
2015-11-01 02:23:47 C 22 11 02.19 -26 50 41.1 R G45
2015-11-01 02:30:57 C 22 11 02.19 -26 50 44.6 R G45
2015-11-01 02:31:03 C 22 11 02.19 -26 50 44.1 R G45
2015-11-07 02:03:27 C 22 12 21.76 -27 55 11.9 R G45
2015-11-07 02:03:33 C 22 12 21.75 -27 55 12.5 R G45
2015-11-07 02:10:26 C 22 12 21.88 -27 55 15.1 R G45
2015-11-07 02:10:39 C 22 12 21.83 -27 55 15.3 R G45
2015-11-07 02:17:08 C 22 12 21.93 -27 55 17.4 R G45
2015-11-07 02:17:14 C 22 12 21.95 -27 55 17.6 R G45
2015-11-07 02:23:27 C 22 12 21.99 -27 55 20.4 R G45
2015-11-07 02:36:04 C 22 12 22.12 -27 55 25.2 R G45
2015-11-07 02:36:10 C 22 12 22.17 -27 55 25.4 R G45
2015-11-10 02:04:49 C 22 13 30.39 -28 21 30.5 R G45
2015-11-10 02:04:55 C 22 13 30.34 -28 21 31.0 R G45
2015-11-10 02:11:22 C 22 13 30.48 -28 21 32.9 R G45
2015-11-10 02:16:25 C 22 13 30.58 -28 21 34.8 R G45
2015-11-10 02:23:47 C 22 13 30.69 -28 21 36.8 R G45
2015-11-10 02:23:53 C 22 13 30.71 -28 21 37.1 R G45
2015-11-10 02:31:06 C 22 13 30.75 -28 21 39.3 R G45
2015-11-10 02:31:12 C 22 13 30.79 -28 21 39.8 R G45
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)