159677 (2002 HQ11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5951003492 ± 6.02e-08
Semi-major axis (a)1.8511579018 AU ± 6.71e-09
Inclination (i)6.06508203° ± 7.63e-06
Long. of Asc. Node (Ω)153.15730805° ± 7.72e-05
Arg. of Perihelion (ω)322.41543586° ± 7.71e-05
Mean Anomaly (M)161.02508944° ± 1.38e-05
Mean Motion (n)0.3913335462°/day ± 2.13e-09
Perihelion dist (q)0.74953319 AU ± 1.11e-07
Aphelion dist (Q)2.95278262 AU ± 1.12e-07
Orbital Period2.51863479 yr ± 1.37e-08
Physical Parameters
H (abs. magnitude)19.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.365″
Uncertainty0
Orbit TypeApollo
MOID0.055907 AU
Observations Used146
Oppositions7
Arc Total2001-2012
First Observation Used2001-11-12
Last Observation Used2012-04-25
Observations (152)
Date Type RA Dec Mag Band Observatory
2007-04-12 05:54:47 C 09 22 06.95 +40 26 58.7 r H45
2007-04-12 05:56:02 C 09 22 07.80 +40 26 55.4 r H45
2007-04-14 20:09:08 C 10 00 12.75 +37 23 11.4 c A24
2007-04-14 20:10:35 C 10 00 13.46 +37 23 06.8 c A24
2007-04-15 19:22:58 C 10 12 16.79 +36 11 10.8 o 151
2007-04-15 19:23:38 C 10 12 17.12 +36 11 08.7 o 151
2007-04-15 19:24:19 C 10 12 17.48 +36 11 06.5 o 151
2007-04-15 19:25:06 C 10 12 17.81 +36 11 04.1 o 151
2007-04-15 19:25:40 C 10 12 18.06 +36 11 02.2 o 151
2007-04-15 19:26:33 C 10 12 18.47 +36 10 59.3 o 151
2007-04-15 19:27:27 C 10 12 18.88 +36 10 56.7 o 151
2007-04-16 05:28:40 C 10 17 09.32 +35 39 54.6 r H45
2007-04-16 05:31:41 C 10 17 10.69 +35 39 45.1 r H45
2007-04-16 05:32:59 C 10 17 11.28 +35 39 41.5 r H45
2007-04-16 05:34:08 C 10 17 11.85 +35 39 38.0 r H45
2007-04-16 05:35:14 C 10 17 12.36 +35 39 33.8 r H45
2007-04-16 05:37:13 C 10 17 13.31 +35 39 27.4 r H45
2007-04-16 20:12:15 C 10 24 00.84 +34 54 12.3 r A35
2007-04-16 20:15:37 C 10 24 02.32 +34 54 02.0 r A35
2007-04-16 20:19:01 C 10 24 03.78 +34 53 51.2 r A35
2007-04-16 20:21:46 C 10 24 05.02 +34 53 43.0 r A35
2007-04-19 05:13:24 C 10 47 07.51 +32 02 09.6 r 703
2007-04-19 05:22:42 C 10 47 10.78 +32 01 42.0 r 703
2007-04-19 05:32:00 C 10 47 14.10 +32 01 14.8 r 703
2007-04-19 05:41:20 C 10 47 17.37 +32 00 47.6 r 703
2007-04-19 05:55:25 C 10 47 21.75 +32 00 00.8 r H45
2007-04-19 05:57:13 C 10 47 22.40 +31 59 55.6 r H45
2007-04-19 05:59:01 C 10 47 23.03 +31 59 50.6 r H45
2007-04-19 06:00:57 C 10 47 23.72 +31 59 44.6 r H45
2007-04-19 06:02:07 C 10 47 24.13 +31 59 41.0 r H45
2007-04-22 05:54:33 C 11 10 23.48 +28 39 07.5 r H45
2007-04-22 06:03:59 C 11 10 26.07 +28 38 42.9 r H45
2007-04-22 19:40:03 C 11 14 12.38 +28 03 08.8 o 151
2007-04-22 19:41:50 C 11 14 12.85 +28 03 04.1 o 151
2007-04-22 19:43:37 C 11 14 13.31 +28 02 59.5 o 151
2007-04-22 19:47:11 C 11 14 14.23 +28 02 50.0 o 151
2007-04-22 19:48:58 C 11 14 14.71 +28 02 45.4 o 151
2007-04-22 19:50:45 C 11 14 15.18 +28 02 40.8 o 151
2007-04-22 19:59:35 C 11 14 17.48 +28 02 18.6 o 151
2007-04-22 20:03:08 C 11 14 18.40 +28 02 09.3 o 151
2007-04-22 20:06:40 C 11 14 19.33 +28 01 59.7 o 151
2007-04-24 05:25:56 C 11 22 47.60 +26 38 37.5 r 703
2007-04-24 05:36:04 C 11 22 49.90 +26 38 12.5 r 703
2007-04-24 05:46:14 C 11 22 52.32 +26 37 46.7 r 703
2007-04-24 05:56:22 C 11 22 54.69 +26 37 22.0 r 703
2007-05-22 03:44:45 C 12 45 47.88 +09 54 44.9 o H55
2007-05-22 03:52:26 C 12 45 48.45 +09 54 37.7 o H55
2007-05-22 04:00:06 C 12 45 49.01 +09 54 31.2 o H55
2012-04-25 03:25:10 C 08 28 22.33 +29 46 46.2 r 703
2012-04-25 03:33:25 C 08 28 25.53 +29 46 40.9 r 703