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
2003-07-29 10:47:26 C 20 26 07.092 -14 41 42.78 o 568
2003-07-30 10:04:40 C 20 24 53.300 -14 47 09.13 o 568
2003-07-31 12:10:42 C 20 23 30.321 -14 53 15.04 o 568
2003-07-31 12:16:17 C 20 23 30.029 -14 53 16.36 o 568
2006-08-18 08:50:47 C 23 18 37.84 -05 18 38.6 d 291
2006-08-18 08:56:31 C 23 18 37.58 -05 18 40.5 d 291
2006-08-18 09:01:52 C 23 18 37.38 -05 18 42.9 d 291
2006-08-19 08:06:29 C 23 17 39.14 -05 28 04.4 c 691
2006-08-19 08:31:26 C 23 17 38.06 -05 28 15.0 c 691
2006-08-19 08:56:23 C 23 17 37.09 -05 28 27.8 c 691
2006-08-23 04:33:48 C 23 13 24.54 -06 08 01.5 o 807
2006-08-23 06:12:30 C 23 13 19.58 -06 08 46.0 o 807
2006-08-28 07:05:33 C 23 06 57.62 -07 07 10.6 c 691
2006-08-28 07:59:32 C 23 06 54.57 -07 07 37.1 c 691
2007-04-04 19:21:27 C 06 49 39.34 +43 39 51.3 r 024
2007-04-04 19:32:23 C 06 49 49.32 +43 40 04.2 r 024
2007-04-04 19:43:12 C 06 49 59.19 +43 40 16.2 r 024
2007-04-06 19:18:51 C 07 34 27.63 +44 05 03.8 c A24
2007-04-06 20:30:24 C 07 35 32.95 +44 04 46.5 c A24
2007-04-07 22:21:35 C 07 59 13.25 +43 50 22.3 c J69
2007-04-07 22:23:57 C 07 59 15.24 +43 50 19.7 c J69
2007-04-07 22:26:19 C 07 59 17.46 +43 50 17.0 c J69
2007-04-08 19:31:01 C 08 17 57.69 +43 26 02.2 c A24
2007-04-08 19:53:11 C 08 18 16.68 +43 25 26.9 r 240
2007-04-08 19:54:17 C 08 18 17.63 +43 25 25.4 r 240
2007-04-08 19:55:24 C 08 18 18.58 +43 25 23.8 r 240
2007-04-08 19:57:37 C 08 18 20.47 +43 25 20.6 r 240
2007-04-08 19:58:43 C 08 18 21.41 +43 25 19.1 r 240
2007-04-08 19:59:49 C 08 18 22.35 +43 25 17.4 r 240
2007-04-08 20:01:40 C 08 18 23.93 +43 25 14.6 r 240
2007-04-08 20:04:15 C 08 18 26.15 +43 25 10.8 r 240
2007-04-08 20:05:21 C 08 18 27.08 +43 25 09.2 r 240
2007-04-08 20:06:28 C 08 18 28.03 +43 25 07.8 r 240
2007-04-09 19:24:16 C 08 38 07.59 +42 46 06.9 c A24
2007-04-09 20:26:42 C 08 38 57.72 +42 44 05.9 c A24
2007-04-09 20:28:07 C 08 38 58.87 +42 44 01.9 c A24
2007-04-10 19:25:45 C 08 57 10.46 +41 54 59.4 c A24
2007-04-10 19:27:13 C 08 57 11.75 +41 54 55.7 c A24
2007-04-10 20:30:17 C 08 57 59.06 +41 52 27.5 c A24
2007-04-11 19:30:42 C 09 14 55.51 +40 55 01.7 c A24
2007-04-11 19:32:09 C 09 14 56.40 +40 54 58.2 c A24
2007-04-11 21:00:13 C 09 15 57.61 +40 51 02.8 c A24
2007-04-11 21:01:41 C 09 15 58.75 +40 50 58.4 c A24
2007-04-11 21:43:48 C 09 16 27.73 +40 49 03.8 18.1 r 130
2007-04-11 21:45:21 C 09 16 28.79 +40 49 00.1 18.0 r 130
2007-04-11 21:47:19 C 09 16 30.15 +40 48 55.1 18.1 r 130
2007-04-11 21:48:53 C 09 16 31.25 +40 48 50.1 18.0 r 130
2007-04-12 05:45:12 C 09 22 00.42 +40 27 25.9 r H45
2007-04-12 05:46:33 C 09 22 01.41 +40 27 22.0 r H45
2007-04-12 05:49:13 C 09 22 03.24 +40 27 14.4 r H45