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
2022-09-08 23:34:59 C 01 20 50.854 -21 53 34.80 V M22
2022-09-08 23:37:35 C 01 20 50.681 -21 53 40.02 V M22
2022-09-08 23:42:47 C 01 20 50.446 -21 53 50.17 V M22
2022-09-09 00:28:10 C 01 20 48.180 -21 55 20.46 V M22
2022-09-13 00:45:36 C 01 15 45.250 -25 05 57.48 V M22
2022-09-13 01:37:04 C 01 15 42.197 -25 07 38.39 V M22
2022-09-13 02:00:20 C 01 15 40.810 -25 08 24.47 V M22
2022-09-13 02:36:19 C 01 15 38.707 -25 09 35.46 V M22
2022-09-14 00:50:40 C 01 14 21.718 -25 53 22.20 V M22
2022-09-14 00:55:52 C 01 14 21.391 -25 53 31.88 V M22
2022-09-14 01:03:17 C 01 14 20.930 -25 53 46.32 V M22
2022-09-14 01:36:30 C 01 14 18.912 -25 54 51.66 V M22
2022-09-17 02:55:24 C 01 09 45.739 -28 17 30.30 V M22
2022-09-17 03:00:00 C 01 09 45.478 -28 17 39.01 V M22
2022-09-17 03:15:14 C 01 09 44.395 -28 18 07.24 V M22
2022-09-17 03:23:29 C 01 09 43.882 -28 18 23.40 V M22
2022-09-18 08:27:55 C 01 07 48.547 -29 14 08.77 V 703
2022-09-18 08:35:56 C 01 07 47.957 -29 14 23.78 V 703
2022-09-18 08:43:56 C 01 07 47.453 -29 14 38.98 V 703
2022-09-18 08:51:56 C 01 07 46.880 -29 14 54.49 V 703
2022-09-19 05:51:51 C 01 06 20.674 -29 54 29.34 V W68
2022-09-19 05:56:20 C 01 06 20.357 -29 54 37.69 V W68
2022-09-19 06:03:42 C 01 06 19.836 -29 54 51.48 V W68
2022-09-19 06:16:45 C 01 06 18.914 -29 55 16.07 V W68
2022-09-20 11:22:15 C 01 04 16.054 -30 49 42.77 U F51
2022-09-20 11:38:06 C 01 04 14.876 -30 50 12.10 U F51
2022-09-20 11:54:01 C 01 04 13.694 -30 50 41.56 U F51
2022-09-20 20:56:47 C 01 03 35.086 -31 07 16.72 V M22
2022-09-20 21:02:49 C 01 03 34.668 -31 07 28.02 V M22
2022-09-20 21:11:58 C 01 03 33.977 -31 07 44.83 V M22
2022-09-20 21:33:29 C 01 03 32.371 -31 08 24.79 V M22
2022-09-21 10:41:53 C 01 02 34.824 -31 32 38.58 U F52
2022-09-21 10:54:39 C 01 02 33.857 -31 33 01.92 U F52
2022-09-21 11:07:25 C 01 02 32.881 -31 33 25.33 U F52
2022-09-21 11:20:07 C 01 02 31.917 -31 33 48.51 U F52
2022-09-24 04:00:00 C 00 57 39.053 -33 29 18.06 V W68
2022-09-24 04:04:09 C 00 57 38.695 -33 29 25.55 V W68
2022-09-24 04:11:17 C 00 57 38.119 -33 29 38.44 V W68
2022-09-24 04:50:02 C 00 57 35.047 -33 30 45.68 V W68
2022-09-30 03:03:56 C 00 45 58.651 -37 23 43.87 V W68
2022-09-30 03:05:53 C 00 45 58.488 -37 23 47.15 V W68
2022-09-30 03:11:10 C 00 45 58.018 -37 23 54.96 V W68
2022-09-30 03:18:26 C 00 45 57.384 -37 24 06.08 V W68
2022-10-01 03:32:34 C 00 43 53.287 -38 00 28.66 V W68
2022-10-01 03:34:31 C 00 43 53.148 -38 00 31.72 V W68
2022-10-01 04:14:31 C 00 43 49.598 -38 01 30.83 V W68
2022-10-01 04:18:25 C 00 43 49.260 -38 01 36.80 V W68
2022-10-01 20:51:29 C 00 42 24.084 -38 25 48.90 V M22
2022-10-01 20:55:33 C 00 42 23.743 -38 25 55.02 V M22
2022-10-01 21:00:06 C 00 42 23.318 -38 26 01.61 V M22
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)