2011 HO4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2665830035 ± 5.38e-07
Semi-major axis (a)1.7032828230 AU ± 2.79e-08
Inclination (i)29.31278202° ± 2.44e-05
Long. of Asc. Node (Ω)207.31930127° ± 1.71e-05
Arg. of Perihelion (ω)323.16343609° ± 1.64e-04
Mean Anomaly (M)220.58152118° ± 1.26e-04
Mean Motion (n)0.4433861531°/day ± 1.09e-08
Perihelion dist (q)1.24921657 AU ± 9.17e-07
Aphelion dist (Q)2.15734907 AU ± 9.17e-07
Orbital Period2.22295233 yr ± 5.46e-08
Physical Parameters
H (abs. magnitude)20.53
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.355″
Uncertainty0
Orbit TypeAmor
MOID0.290642 AU
Observations Used75
Oppositions5
Arc Total2011-2020
First Observation Used2011-04-26
Last Observation Used2020-06-24
Observations (81)
Date Type RA Dec Mag Band Observatory
2011-04-26 05:17:57 C 12 00 16.63 -01 18 49.6 r G96
2011-04-26 05:27:56 C 12 00 17.42 -01 18 17.6 r G96
2011-04-26 05:38:04 C 12 00 18.24 -01 17 44.8 r G96
2011-04-26 05:48:08 C 12 00 19.02 -01 17 13.0 r G96
2011-04-26 21:31:18 C 12 01 40.69 -00 27 39.3 v I93
2011-04-26 21:44:21 C 12 01 41.67 -00 26 59.1 v I93
2011-04-26 21:57:24 C 12 01 42.68 -00 26 18.3 v I93
2011-04-26 22:10:07 C 12 01 43.73 -00 25 38.3 v I93
2011-04-27 04:47:55 C 12 02 18.16 -00 04 58.9 r G96
2011-04-27 04:56:09 C 12 02 18.78 -00 04 34.2 r G96
2011-04-27 05:04:32 C 12 02 19.50 -00 04 07.5 r G96
2011-04-27 05:12:52 C 12 02 20.14 -00 03 42.1 r G96
2011-04-27 06:01:13 C 12 02 24.00 -00 01 12.9 r G96
2011-04-27 06:09:11 C 12 02 24.64 -00 00 48.2 r G96
2011-04-27 06:17:13 C 12 02 25.26 -00 00 23.5 r G96
2011-04-27 06:25:18 C 12 02 25.90 +00 00 01.5 r G96
2011-04-27 08:14:20 C 12 02 36.44 +00 06 07.5 o 474
2011-04-27 08:17:09 C 12 02 36.65 +00 06 15.7 o 474
2011-04-27 08:19:59 C 12 02 36.89 +00 06 26.1 o 474
2011-04-27 08:23:29 C 12 02 37.14 +00 06 35.7 o 474
2011-04-27 20:07:18 C 12 03 37.25 +00 41 44.8 u B67
2011-04-27 20:15:35 C 12 03 37.88 +00 42 08.8 u B67
2011-04-27 20:24:17 C 12 03 38.53 +00 42 36.4 u B67
2011-04-27 21:30:41 C 12 03 44.15 +00 45 54.7 u J95
2011-04-27 21:37:19 C 12 03 44.74 +00 46 15.1 u J95
2011-04-27 21:43:19 C 12 03 45.21 +00 46 32.6 u J95
2011-04-28 00:37:09 C 12 04 00.74 +00 55 46.7 o 807
2011-04-28 00:43:32 C 12 04 01.24 +00 56 06.5 o 807
2011-04-28 00:49:25 C 12 04 01.71 +00 56 24.1 o 807
2011-04-29 06:41:42 C 12 06 33.76 +02 23 28.4 r 703
2011-04-29 07:03:32 C 12 06 35.55 +02 24 32.4 r 703
2011-04-29 07:14:24 C 12 06 36.37 +02 25 03.5 r 703
2011-04-29 07:25:18 C 12 06 37.21 +02 25 34.4 r 703
2011-04-30 05:32:10 C 12 08 30.48 +03 27 36.7 o H21
2011-04-30 05:39:41 C 12 08 31.08 +03 27 57.2 o H21
2011-04-30 05:45:07 C 12 08 31.51 +03 28 12.3 o H21
2011-05-05 04:21:42 C 12 18 32.01 +08 23 03.8 o H21
2011-05-05 04:25:10 C 12 18 32.93 +08 23 11.6 t G58
2011-05-05 04:28:47 C 12 18 32.57 +08 23 19.7 o H21
2011-05-05 04:35:20 C 12 18 33.79 +08 23 34.3 t G58
2011-05-05 04:35:53 C 12 18 33.12 +08 23 35.3 o H21
2011-05-05 04:43:22 C 12 18 33.70 +08 23 51.4 o H21
2011-05-05 04:45:52 C 12 18 34.59 +08 23 57.8 t G58
2011-05-11 04:42:03 C 12 30 29.06 +13 01 05.8 o 291
2011-05-11 04:47:37 C 12 30 29.47 +13 01 13.5 o 291
2011-05-11 04:53:13 C 12 30 29.88 +13 01 21.0 o 291
2011-05-31 05:46:36 C 13 08 33.40 +20 42 24.7 o 291
2011-05-31 05:53:00 C 13 08 33.86 +20 42 27.4 o 291
2011-05-31 05:59:42 C 13 08 34.33 +20 42 30.5 o 291
2020-04-16 13:30:52 C 17 34 34.724 +01 01 34.76 V F52