2011 YY28

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6784383165 ± 2.00e+00
Semi-major axis (a)3.3971444142 AU ± 3.00e+00
Inclination (i)7.37783659° ± 4.00e+00
Long. of Asc. Node (Ω)266.20266229° ± 5.00e+00
Arg. of Perihelion (ω)117.14639206° ± 6.00e+00
Mean Anomaly (M)87.41109204° ± 6.72e+00
Mean Motion (n)0.1574377500°/day ± 2.09e-01
Perihelion dist (q)1.09256160 AU ± 6.86e+00
Aphelion dist (Q)5.70093660 AU ± 8.46e+00
Orbital Period6.26030080 yr ± 8.29e+00
Physical Parameters
H (abs. magnitude)21.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.283″
Uncertainty4
Orbit TypeAmor
MOID0.149117 AU
Observations Used29
Oppositions1
Arc Total2011-2012
First Observation Used
Last Observation Used2012-01-03
Observations (30)
Date Type RA Dec Mag Band Observatory
2011-12-28 02:31:08 C 03 47 24.39 +20 45 14.3 r G96
2011-12-28 02:44:25 C 03 47 25.72 +20 45 09.5 r G96
2011-12-28 02:57:46 C 03 47 27.02 +20 45 03.9 r G96
2011-12-28 03:11:13 C 03 47 28.32 +20 44 58.8 r G96
2011-12-28 05:36:27 C 03 47 42.62 +20 44 03.0 r G96
2011-12-28 05:52:31 C 03 47 44.27 +20 43 54.9 r G96
2011-12-28 06:08:42 C 03 47 45.80 +20 43 49.4 r G96
2011-12-28 06:24:46 C 03 47 47.40 +20 43 43.5 r G96
2011-12-28 06:39:54 C 03 47 48.89 +20 43 37.2 o 291
2011-12-28 06:44:05 C 03 47 49.31 +20 43 36.0 o 291
2011-12-28 06:48:19 C 03 47 49.72 +20 43 34.4 o 291
2011-12-28 20:27:35 C 03 49 14.43 +20 38 13.7 u J95
2011-12-28 21:00:55 C 03 49 17.69 +20 38 01.3 u J95
2011-12-28 21:34:35 C 03 49 21.03 +20 37 48.8 u J95
2011-12-29 01:14:52 C 03 49 43.63 +20 36 49.9 o 807
2011-12-29 01:28:54 C 03 49 44.95 +20 36 44.6 o 807
2011-12-29 01:42:21 C 03 49 46.24 +20 36 39.3 o 807
2011-12-29 01:51:53 C 03 49 47.91 +20 36 16.8 o 291
2011-12-29 01:56:05 C 03 49 48.32 +20 36 15.0 o 291
2011-12-29 02:00:16 C 03 49 48.70 +20 36 13.6 o 291
2011-12-29 09:27:45 C 03 50 32.70 +20 33 31.4 o F65
2011-12-29 09:30:30 C 03 50 32.95 +20 33 30.4 o F65
2011-12-29 09:35:55 C 03 50 33.48 +20 33 28.4 o F65
2011-12-29 09:38:41 C 03 50 33.74 +20 33 27.2 o F65
2011-12-30 02:45:35 C 03 52 17.51 +20 27 11.6 o 291
2011-12-30 02:48:42 C 03 52 17.80 +20 27 10.8 o 291
2011-12-30 02:51:50 C 03 52 18.13 +20 27 09.3 o 291
2012-01-03 07:08:21 C 04 01 51.81 +19 55 00.9 o 291
2012-01-03 07:14:30 C 04 01 52.37 +19 54 59.1 o 291
2012-01-03 07:20:34 C 04 01 52.91 +19 54 57.8 o 291