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
2020-09-12 21:30:01 C 21 31 36.37 +14 19 19.3 V 160
2020-09-13 09:34:08 C 21 30 55.87 +13 51 03.2 V T08
2020-09-13 10:02:13 C 21 30 54.29 +13 49 57.0 V T08
2020-09-13 10:27:50 C 21 30 52.78 +13 48 57.1 V T08
2020-09-13 10:32:21 C 21 30 52.54 +13 48 46.3 V T08
2020-09-14 03:06:46 C 21 29 59.10 +13 09 56.9 V V93
2020-09-14 03:48:25 C 21 29 56.93 +13 08 21.0 V 703
2020-09-14 04:02:08 C 21 29 56.11 +13 07 49.0 V 703
2020-09-14 04:09:00 C 21 29 55.79 +13 07 32.0 V 703
2020-09-14 04:18:20 C 21 29 55.13 +13 07 10.5 V V93
2020-09-14 05:41:34 C 21 29 50.50 +13 03 56.2 V V93
2020-09-15 09:27:33 C 21 28 24.26 +11 59 32.1 V T05
2020-09-15 09:38:50 C 21 28 23.67 +11 59 05.7 V T05
2020-09-15 09:44:47 C 21 28 23.34 +11 58 51.6 V T05
2020-09-15 09:59:18 C 21 28 22.58 +11 58 18.4 V T05
2020-09-15 13:34:40 C 21 28 12.137 +11 50 08.59 V P07
2020-09-15 13:47:37 C 21 28 11.484 +11 49 38.53 V P07
2020-09-15 14:01:30 C 21 28 10.718 +11 49 06.02 V P07
2020-09-15 14:17:38 C 21 28 09.893 +11 48 29.09 V P07
2020-09-15 14:48:11 C 21 28 08.290 +11 47 18.38 V P07
2020-09-16 02:01:28 C 21 27 35.40 +11 21 19.2 V V93
2020-09-16 03:25:18 C 21 27 31.14 +11 18 06.8 V V93
2020-09-16 04:36:47 C 21 27 27.49 +11 15 22.8 V V93
2020-09-17 04:24:35 C 21 26 20.11 +10 21 04.8 U I41
2020-09-17 04:25:56 C 21 26 20.05 +10 21 01.7 U I41
2020-09-17 04:43:27 C 21 26 19.15 +10 20 22.1 V 703
2020-09-17 04:51:44 C 21 26 18.77 +10 20 04.3 V 703
2020-09-17 05:00:01 C 21 26 18.36 +10 19 45.0 V 703
2020-09-17 05:08:19 C 21 26 17.95 +10 19 26.2 V 703
2020-09-17 05:26:42 C 21 26 17.09 +10 18 44.0 U I41
2020-09-17 05:28:02 C 21 26 17.02 +10 18 40.8 U I41
2020-09-17 08:04:32 C 21 26 09.87 +10 12 48.6 V T08
2020-09-17 08:20:48 C 21 26 09.06 +10 12 11.8 V T08
2020-09-17 09:12:15 C 21 26 06.57 +10 10 15.2 V T08
2020-09-17 21:15:16 C 21 25 34.08 +09 42 58.2 V 160
2020-09-17 21:16:59 C 21 25 34.03 +09 42 54.5 V 160
2020-09-17 21:19:51 C 21 25 33.89 +09 42 47.9 V 160
2020-09-18 03:08:23 C 21 25 18.55 +09 29 43.8 V V93
2020-09-18 04:16:38 C 21 25 15.42 +09 27 11.1 V V93
2020-09-18 05:05:45 C 21 25 13.16 +09 25 19.9 V V93
2020-09-18 06:04:19 C 21 25 11.105 +09 23 12.46 U F51
2020-09-18 06:39:23 C 21 25 09.491 +09 21 53.90 U F51
2020-09-18 06:56:54 C 21 25 08.685 +09 21 14.70 U F51
2020-09-18 08:22:30 C 21 25 04.74 +09 18 02.9 V T05
2020-09-18 09:12:23 C 21 25 02.47 +09 16 11.2 V T05
2020-09-18 09:17:01 C 21 25 02.24 +09 16 01.3 V T05
2020-09-18 09:54:22 C 21 25 00.51 +09 14 37.1 V T05
2020-09-20 04:35:55 C 21 23 15.34 +07 40 07.0 V 703
2020-09-20 04:42:59 C 21 23 15.08 +07 39 51.1 V 703
2020-09-20 04:50:02 C 21 23 14.78 +07 39 36.1 V 703
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)