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
2025-07-31 10:42:58 C 20 32 10.392 +66 36 58.21 V T05
2025-07-31 10:46:54 C 20 32 09.821 +66 36 52.99 V T05
2025-07-31 11:31:13 C 20 32 04.224 +66 35 55.50 V T05
2025-07-31 11:35:51 C 20 32 03.528 +66 35 49.02 V T05
2025-07-31 11:47:03 C 20 32 02.218 +66 35 35.38 V T05
2025-08-01 01:58:28 C 20 30 18.641 +66 17 03.70 V R17
2025-08-01 02:20:19 C 20 30 15.881 +66 16 34.79 V R17
2025-08-01 02:49:18 C 20 30 12.211 +66 15 55.91 V R17
2025-08-01 03:11:33 C 20 30 09.444 +66 15 26.28 V R17
2025-08-02 09:44:44 C 20 26 34.522 +65 34 07.68 V T08
2025-08-02 09:47:22 C 20 26 34.248 +65 34 04.04 V T08
2025-08-02 09:52:01 C 20 26 33.641 +65 33 57.89 V T08
2025-08-02 10:30:31 C 20 26 28.968 +65 33 04.86 V T08
2025-08-04 10:02:04 C 20 21 13.627 +64 24 52.13 V T05
2025-08-04 10:06:42 C 20 21 13.330 +64 24 44.78 V T05
2025-08-04 10:54:54 C 20 21 07.846 +64 23 32.50 V T05
2025-08-04 11:04:44 C 20 21 06.708 +64 23 17.12 V T05
2025-08-04 11:10:02 C 20 21 06.043 +64 23 10.03 V T05
2025-08-04 11:23:06 C 20 21 04.606 +64 22 50.38 V T05
2025-08-04 11:28:56 C 20 21 03.943 +64 22 41.74 V T05
2025-08-04 11:33:35 C 20 21 03.696 +64 22 34.82 V T05
2025-08-07 22:43:54 C 20 12 51.418 +62 11 39.85 X R59
2025-08-07 22:59:07 C 20 12 49.945 +62 11 14.31 X R59
2025-08-07 23:13:46 C 20 12 48.517 +62 10 49.85 X R59
2025-08-08 01:26:58 C 20 12 35.91 +62 07 07.0 X Z03
2025-08-08 02:16:07 C 20 12 31.28 +62 05 44.5 X Z03
2025-08-08 03:05:15 C 20 12 26.62 +62 04 21.4 X Z03
2025-08-08 09:38:12 C 20 11 51.970 +61 53 28.00 V T05
2025-08-08 09:42:53 C 20 11 51.710 +61 53 21.08 V T05
2025-08-08 09:52:13 C 20 11 50.688 +61 53 04.74 V T05
2025-08-08 10:42:33 C 20 11 45.924 +61 51 40.64 V T05
2025-08-08 22:31:54 C 20 10 43.971 +61 31 35.49 X R59
2025-08-08 22:47:07 C 20 10 42.555 +61 31 09.72 X R59
2025-08-08 23:01:46 C 20 10 41.239 +61 30 44.32 X R59
2025-08-15 23:50:24 C 19 58 22.087 +56 13 56.46 V R17
2025-08-16 00:16:36 C 19 58 20.410 +56 13 03.18 V R17
2025-08-16 00:36:55 C 19 58 19.133 +56 12 21.67 V R17
2025-08-16 00:58:02 C 19 58 17.789 +56 11 38.26 V R17
2025-08-19 09:11:37 C 19 54 02.395 +53 22 02.39 V T08
2025-08-19 09:23:39 C 19 54 01.766 +53 21 36.07 V T08
2025-08-19 09:35:41 C 19 54 01.138 +53 21 09.61 V T08
2025-08-19 23:52:08 C 19 53 21.802 +52 49 46.74 V R17
2025-08-20 00:18:30 C 19 53 20.498 +52 48 48.13 V R17
2025-08-20 00:38:43 C 19 53 19.498 +52 48 03.24 V R17
2025-08-20 00:59:26 C 19 53 18.518 +52 47 17.45 V R17
2025-08-22 21:13:34 B 19 50 34.582 +50 12 38.41 q Y84
2025-08-22 21:17:58 B 19 50 34.404 +50 12 28.66 q Y84
2025-08-22 21:22:18 B 19 50 34.238 +50 12 18.61 q Y84
2025-08-23 01:51:17 C 19 50 23.98 +50 01 52.5 X Z03
2025-08-23 02:30:45 C 19 50 22.63 +50 00 20.2 X Z03
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)