2011 YJ28

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0925750039 ± 1.99e-07
Semi-major axis (a)1.0596594423 AU ± 1.99e-09
Inclination (i)27.08380090° ± 3.09e-05
Long. of Asc. Node (Ω)290.08457247° ± 5.29e-06
Arg. of Perihelion (ω)305.89812890° ± 6.24e-05
Mean Anomaly (M)141.15453843° ± 7.14e-05
Mean Motion (n)0.9035720898°/day ± 2.55e-09
Perihelion dist (q)0.96156147 AU ± 2.11e-07
Aphelion dist (Q)1.15775742 AU ± 2.11e-07
Orbital Period1.09081090 yr ± 3.07e-09
Physical Parameters
H (abs. magnitude)21.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.339″
Uncertainty0
Orbit TypeApollo
MOID0.021340 AU
Observations Used176
Oppositions1
Arc Total2011-2024
First Observation Used2011-12-27
Last Observation Used2024-01-16
Observations (181)
Date Type RA Dec Mag Band Observatory
2012-01-03 09:14:53 C 10 01 43.41 +18 09 51.7 t H21
2012-01-03 09:16:42 C 10 01 43.06 +18 09 42.8 u H21
2012-01-03 09:19:14 C 10 01 42.59 +18 09 29.9 t H21
2012-01-03 09:23:25 C 10 01 41.81 +18 09 09.5 t H21
2012-01-05 10:34:19 C 09 52 25.16 +13 48 36.6 o H21
2012-01-05 10:38:31 C 09 52 24.26 +13 48 12.9 o H21
2012-01-05 10:43:34 C 09 52 23.22 +13 47 44.9 o H21
2012-01-05 10:49:01 C 09 52 22.06 +13 47 14.0 o H21
2012-01-05 10:55:19 C 09 52 20.75 +13 46 38.5 o H21
2012-01-06 08:10:17 C 09 48 03.20 +11 44 42.8 o H21
2012-01-06 08:14:34 C 09 48 02.26 +11 44 17.6 o H21
2012-01-06 08:18:42 C 09 48 01.33 +11 43 53.5 o H21
2012-01-06 08:22:50 C 09 48 00.44 +11 43 28.9 o H21
2012-01-06 08:26:59 C 09 47 59.52 +11 43 04.6 o H21
2012-01-06 08:31:12 C 09 47 58.59 +11 42 39.9 o H21
2012-01-06 14:55:46 C 09 46 40.05 +11 04 47.8 o 300
2012-01-06 14:57:26 C 09 46 39.64 +11 04 38.6 o 300
2012-01-06 14:58:16 C 09 46 39.48 +11 04 32.7 o 300
2012-01-06 14:59:56 C 09 46 39.14 +11 04 22.4 o 300
2012-01-07 00:45:59 C 09 44 33.00 +10 05 32.2 t 204
2012-01-07 00:56:02 C 09 44 30.71 +10 04 30.8 t 204
2012-01-07 01:07:53 C 09 44 28.06 +10 03 19.2 t 204
2012-01-07 15:57:31 C 09 41 14.30 +08 32 05.2 o 300
2012-01-07 15:58:44 C 09 41 14.06 +08 31 58.8 o 300
2012-01-07 15:59:56 C 09 41 13.70 +08 31 50.0 o 300
2012-01-07 16:01:09 C 09 41 13.42 +08 31 44.6 o 300
2012-01-07 16:06:01 C 09 41 12.32 +08 31 13.2 o 300
2012-01-07 16:07:14 C 09 41 12.02 +08 31 06.4 o 300
2012-01-10 00:47:37 C 09 27 55.11 +02 19 42.0 u 160
2012-01-10 00:51:34 C 09 27 53.96 +02 19 13.2 u 160
2012-01-10 00:55:32 C 09 27 52.97 +02 18 46.4 u 160
2012-01-14 09:34:54 C 08 59 51.74 -10 05 53.9 u 448
2012-01-14 09:42:05 C 08 59 49.54 -10 06 45.9 u 448
2012-01-14 09:49:23 C 08 59 47.25 -10 07 38.6 u 448
2012-01-14 09:56:26 C 08 59 45.20 -10 08 29.6 u 448
2012-01-14 10:02:09 C 08 59 43.76 -10 09 11.2 o 291
2012-01-14 10:03:00 C 08 59 43.52 -10 09 16.7 o 291
2012-01-14 10:03:50 C 08 59 43.26 -10 09 22.7 o 291
2012-01-18 07:45:02 C 08 31 29.24 -21 04 33.5 o 695
2012-01-18 07:46:28 C 08 31 28.76 -21 04 43.0 o 695
2012-01-18 07:47:26 C 08 31 28.45 -21 04 49.4 o 695
2012-01-18 07:48:23 C 08 31 28.14 -21 04 55.9 o 695
2012-01-22 08:47:54 C 08 00 23.15 -30 44 41.7 o 807
2012-01-22 08:56:08 C 08 00 20.43 -30 45 24.6 o 807
2012-01-22 09:00:34 C 08 00 18.98 -30 45 47.7 o 807
2012-01-22 09:04:16 C 08 00 17.76 -30 46 06.9 o 807
2012-01-30 00:42:12 C 07 03 22.32 -42 55 01.9 o 807
2012-01-30 00:50:48 C 07 03 19.73 -42 55 26.8 o 807
2012-01-30 01:07:01 C 07 03 14.87 -42 56 12.7 o 807
2014-09-19 05:26:14 C 15 46 08.886 -14 57 25.25 V T12