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
2025-02-07 21:53:34 C 04 26 40.046 -87 26 00.35 V M22
2025-02-10 03:23:24 C 03 44 43.901 -87 07 59.38 V W68
2025-02-10 03:27:32 C 03 44 40.188 -87 07 57.68 V W68
2025-02-10 03:45:54 C 03 44 25.826 -87 07 48.94 V W68
2025-02-10 03:53:22 C 03 44 20.695 -87 07 45.95 V W68
2025-02-11 18:30:47 C 03 17 09.394 -86 49 41.16 V M22
2025-02-11 18:34:49 C 03 17 06.132 -86 49 38.78 V M22
2025-02-11 18:42:44 C 03 16 59.863 -86 49 34.25 V M22
2025-02-11 18:57:18 C 03 16 49.066 -86 49 26.18 V M22
2025-02-11 20:01:07 C 03 16 02.774 -86 48 49.21 V M22
2025-02-11 20:19:38 C 03 15 49.649 -86 48 38.45 V M22
2025-02-11 20:23:42 C 03 15 46.771 -86 48 36.25 V M22
2025-02-11 20:31:46 C 03 15 41.402 -86 48 31.14 V M22
2025-02-14 00:39:37 C 02 43 23.280 -86 16 06.31 V W68
2025-02-14 00:43:43 C 02 43 20.465 -86 16 03.25 V W68
2025-02-14 01:07:03 C 02 43 05.935 -86 15 45.58 V W68
2025-02-15 18:37:49 C 02 20 48.214 -85 42 41.33 V M22
2025-02-15 18:42:25 C 02 20 45.658 -85 42 36.58 V M22
2025-02-15 18:48:58 C 02 20 42.084 -85 42 30.46 V M22
2025-02-15 18:50:19 C 02 20 41.450 -85 42 29.52 V M22
2025-02-15 18:54:23 C 02 20 39.142 -85 42 25.49 V M22
2025-02-15 19:04:11 C 02 20 33.629 -85 42 16.24 V M22
2025-02-15 19:06:13 C 02 20 32.726 -85 42 14.08 V M22
2025-02-15 19:36:51 C 02 20 16.188 -85 41 45.56 V M22
2025-02-18 02:56:55 C 01 54 46.253 -84 45 18.36 V W68
2025-02-18 03:01:04 C 01 54 44.618 -84 45 13.07 V W68
2025-02-18 03:10:04 C 01 54 40.790 -84 45 01.91 V W68
2025-02-18 03:25:19 C 01 54 34.454 -84 44 43.01 V W68
2025-02-20 00:13:27 C 01 36 56.75 -83 46 25.6 834
2025-02-20 00:53:34 C 01 36 40.91 -83 45 23.3 834
2025-02-22 00:23:10 C 01 20 23.854 -82 26 41.03 V W68
2025-02-22 00:32:36 C 01 20 20.563 -82 26 22.34 V W68
2025-02-22 00:48:03 C 01 20 15.353 -82 25 51.92 V W68
2025-02-23 18:16:53 C 01 07 42.557 -80 57 53.32 V M22
2025-02-23 18:20:56 C 01 07 41.443 -80 57 43.16 V M22
2025-02-23 18:29:04 C 01 07 38.962 -80 57 22.90 V M22
2025-02-23 18:43:49 C 01 07 34.630 -80 56 46.14 V M22
2025-03-15 19:07:16 C 23 45 44.712 +47 47 34.33 Z C23
2025-03-15 19:09:35 C 23 45 44.510 +47 47 59.32 Z C23
2025-03-15 19:11:21 C 23 45 44.345 +47 48 18.32 Z C23
2025-03-19 16:10:43 C 23 38 13.64 +59 11 54.7 q 168
2025-03-19 16:30:34 C 23 38 12.43 +59 13 28.8 q 168
2025-03-19 22:31:57 C 23 37 51.42 +59 41 40.6 q 168
2025-03-19 22:58:35 C 23 37 49.88 +59 43 43.8 q 168
2025-03-19 23:20:37 C 23 37 48.55 +59 45 25.8 q 168
2025-03-19 23:56:35 C 23 37 46.30 +59 48 11.6 q 168
2025-03-20 00:29:36 C 23 37 44.23 +59 50 43.1 q 168
2025-03-20 00:43:40 C 23 37 43.24 +59 51 47.7 q 168
2025-03-20 23:27:54 C 23 36 11.10 +61 25 43.8 V M32
2025-03-20 23:30:40 C 23 36 10.96 +61 25 54.4 V M32
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)