2011 YH28

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7167885879 ± 4.01e-06
Semi-major axis (a)2.6109363019 AU ± 1.93e-05
Inclination (i)8.73700218° ± 7.89e-05
Long. of Asc. Node (Ω)284.08457256° ± 6.64e-04
Arg. of Perihelion (ω)288.88872574° ± 7.63e-04
Mean Anomaly (M)79.14261638° ± 1.50e-02
Mean Motion (n)0.2336242183°/day ± 2.59e-06
Perihelion dist (q)0.73944696 AU ± 1.18e-05
Aphelion dist (Q)4.48242565 AU ± 3.48e-05
Orbital Period4.21885321 yr ± 4.68e-05
Physical Parameters
H (abs. magnitude)20.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.202″
Uncertainty2
Orbit TypeApollo
MOID0.003287 AU
Observations Used58
Oppositions1
Arc Total2011-2012
First Observation Used2011-12-27
Last Observation Used2012-06-26
Observations (71)
Date Type RA Dec Mag Band Observatory
2011-12-27 10:02:05 C 09 57 17.56 +08 55 16.6 r G96
2011-12-27 10:11:22 C 09 57 18.32 +08 55 06.4 r G96
2011-12-27 10:20:27 C 09 57 19.11 +08 54 55.8 r G96
2011-12-27 11:07:28 C 09 57 22.91 +08 54 03.6 o 291
2011-12-27 11:10:40 C 09 57 23.18 +08 53 59.9 o 291
2011-12-27 11:13:53 C 09 57 23.43 +08 53 56.2 o 291
2011-12-28 08:20:05 C 09 59 12.44 +08 29 46.3 o 291
2011-12-28 08:24:18 C 09 59 12.73 +08 29 41.6 o 291
2011-12-28 09:27:50 C 09 59 18.17 +08 28 29.2 c 926
2011-12-28 09:29:43 C 09 59 18.34 +08 28 26.7 c 926
2011-12-28 09:31:33 C 09 59 18.49 +08 28 24.6 c 926
2011-12-28 09:33:26 C 09 59 18.67 +08 28 23.2 c 926
2011-12-28 09:53:46 C 09 59 20.29 +08 27 58.6 c 926
2011-12-28 09:55:37 C 09 59 20.46 +08 27 57.1 c 926
2011-12-28 09:57:29 C 09 59 20.58 +08 27 54.1 c 926
2011-12-28 09:59:22 C 09 59 20.78 +08 27 51.4 c 926
2011-12-29 08:17:22 C 10 01 17.92 +08 01 19.6 o 291
2011-12-29 08:22:04 C 10 01 18.28 +08 01 13.9 o 291
2011-12-29 08:26:44 C 10 01 18.69 +08 01 08.0 o 291
2011-12-30 12:11:58 C 10 03 46.70 +07 26 41.4 o 291
2011-12-30 12:15:40 C 10 03 47.02 +07 26 37.0 o 291
2011-12-30 12:18:04 C 10 03 47.24 +07 26 33.9 o 291
2011-12-31 09:29:13 C 10 05 44.19 +06 59 07.5 o 291
2011-12-31 09:38:22 C 10 05 45.01 +06 58 55.4 o 291
2011-12-31 09:42:41 C 10 05 45.41 +06 58 49.6 o 291
2012-01-01 09:16:48 C 10 07 57.97 +06 27 03.3 o 291
2012-01-01 09:19:04 C 10 07 58.20 +06 27 00.2 o 291
2012-01-01 09:21:19 C 10 07 58.42 +06 26 57.3 o 291
2012-01-02 12:28:57 C 10 10 34.42 +05 48 39.0 o 291
2012-01-02 12:31:08 C 10 10 34.61 +05 48 35.9 o 291
2012-01-02 12:33:19 C 10 10 34.84 +05 48 32.6 o 291
2012-01-03 08:52:22 C 10 12 36.00 +05 18 32.1 o H21
2012-01-03 09:02:45 C 10 12 37.03 +05 18 16.1 o H21
2012-01-03 09:13:35 C 10 12 38.09 +05 17 59.9 o H21
2012-01-03 12:34:31 C 10 12 57.84 +05 12 58.2 o 291
2012-01-03 12:36:38 C 10 12 58.04 +05 12 55.2 o 291
2012-01-03 12:38:43 C 10 12 58.22 +05 12 52.2 o 291
2012-01-04 09:14:48 C 10 15 05.19 +04 41 01.8 o 291
2012-01-04 09:16:54 C 10 15 05.38 +04 40 58.5 o 291
2012-01-04 09:18:59 C 10 15 05.61 +04 40 55.4 o 291
2012-01-05 11:30:13 C 10 17 50.27 +03 58 34.0 o 291
2012-01-05 11:32:15 C 10 17 50.48 +03 58 30.4 o 291
2012-01-05 11:34:15 C 10 17 50.74 +03 58 26.7 o 291
2012-01-05 11:38:59 C 10 17 51.16 +03 58 19.4 o 291
2012-01-05 11:41:01 C 10 17 51.37 +03 58 16.0 o 291
2012-01-05 11:43:01 C 10 17 51.57 +03 58 12.7 o 291
2012-01-06 07:29:40 C 10 20 01.45 +03 24 42.3 o 291
2012-01-06 07:31:37 C 10 20 01.67 +03 24 39.3 o 291
2012-01-06 07:33:33 C 10 20 01.86 +03 24 36.2 o 291
2012-01-15 00:31:33 C 10 47 35.77 -04 11 42.7 u 104