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
2020-10-07 21:13:50 C 21 14 50.94 -05 26 52.3 V 160
2020-10-07 21:17:17 C 21 14 50.97 -05 26 57.3 V 160
2020-10-08 03:01:31 C 21 14 50.52 -05 35 30.9 V 703
2020-10-08 03:09:41 C 21 14 50.48 -05 35 43.6 V 703
2020-10-08 03:17:50 C 21 14 50.45 -05 35 55.6 V 703
2020-10-08 03:26:00 C 21 14 50.43 -05 36 07.8 V 703
2020-10-08 07:17:01 C 21 14 49.97 -05 41 49.4 V T05
2020-10-08 07:31:40 C 21 14 49.93 -05 42 11.2 V T05
2020-10-08 07:55:18 C 21 14 49.82 -05 42 45.6 V T05
2020-10-08 08:12:43 C 21 14 49.76 -05 43 11.6 V T05
2020-10-09 03:01:53 C 21 14 49.25 -06 10 47.2 V G96
2020-10-09 03:09:58 C 21 14 49.25 -06 10 58.9 V G96
2020-10-09 03:18:03 C 21 14 49.23 -06 11 10.5 V G96
2020-10-09 03:26:07 C 21 14 49.22 -06 11 22.2 V G96
2020-10-10 03:31:46 C 21 14 50.45 -06 45 48.2 V 703
2020-10-10 03:39:18 C 21 14 50.52 -06 45 59.0 V 703
2020-10-10 03:46:49 C 21 14 50.49 -06 46 09.5 V 703
2020-10-10 03:54:21 C 21 14 50.44 -06 46 19.7 V 703
2020-10-14 08:05:07 C 21 15 22.03 -08 59 35.7 V T08
2020-10-14 08:10:25 C 21 15 22.07 -08 59 42.0 V T08
2020-10-14 08:19:43 C 21 15 22.15 -08 59 53.5 V T08
2020-10-14 08:38:19 C 21 15 22.26 -09 00 17.6 V T08
2020-10-16 07:37:56 C 21 15 51.19 -09 57 31.6 V T05
2020-10-16 07:45:53 C 21 15 51.27 -09 57 41.3 V T05
2020-10-16 07:55:47 C 21 15 51.36 -09 57 52.4 V T05
2020-10-16 08:15:39 C 21 15 51.56 -09 58 16.5 V T05
2020-10-18 02:32:07 C 21 16 24.95 -10 47 01.2 V 703
2020-10-18 02:41:39 C 21 16 25.09 -10 47 11.1 V 703
2020-10-18 02:51:10 C 21 16 25.20 -10 47 22.2 V 703
2020-10-18 03:00:40 C 21 16 25.34 -10 47 33.1 V 703
2020-10-19 02:53:57 C 21 16 46.88 -11 13 57.6 V W33
2020-10-19 02:56:49 C 21 16 46.93 -11 14 00.7 V W33
2020-10-19 02:58:16 C 21 16 47.10 -11 14 02.4 V G96
2020-10-19 02:59:41 C 21 16 46.96 -11 14 03.7 V W33
2020-10-19 03:06:22 C 21 16 47.23 -11 14 11.3 V G96
2020-10-19 03:14:30 C 21 16 47.32 -11 14 19.7 V G96
2020-10-19 03:22:36 C 21 16 47.44 -11 14 28.9 V G96
2020-10-20 06:38:55 C 21 17 14.71 -11 43 39.5 V T05
2020-10-20 06:43:32 C 21 17 14.74 -11 43 44.8 V T05
2020-10-20 06:51:33 C 21 17 14.89 -11 43 52.0 V T05
2020-10-20 07:10:06 C 21 17 15.17 -11 44 11.8 V T05
2020-10-30 02:08:03 C 21 22 50.05 -15 17 27.0 V G96
2020-10-30 02:14:07 C 21 22 50.21 -15 17 31.8 V G96
2020-10-30 02:20:12 C 21 22 50.42 -15 17 37.0 V G96
2020-10-30 02:26:17 C 21 22 50.50 -15 17 40.9 V G96
2020-11-02 05:03:59 C 21 25 10.111 -16 12 40.56 U F52
2020-11-02 05:39:11 C 21 25 11.197 -16 13 05.14 U F52
2020-11-02 05:56:45 C 21 25 11.743 -16 13 17.33 U F52
2020-11-03 04:58:41 C 21 25 57.841 -16 29 09.03 U F52
2020-11-03 05:13:37 C 21 25 58.314 -16 29 19.46 U F52
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)