2011 UY255

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3189835326 ± 3.36e-08
Semi-major axis (a)1.3494163003 AU ± 2.60e-09
Inclination (i)8.04149059° ± 8.44e-06
Long. of Asc. Node (Ω)192.25424212° ± 2.61e-05
Arg. of Perihelion (ω)276.15342877° ± 2.77e-05
Mean Anomaly (M)306.74292384° ± 1.24e-05
Mean Motion (n)0.6287722236°/day ± 1.82e-09
Perihelion dist (q)0.91897472 AU ± 4.54e-08
Aphelion dist (Q)1.77985788 AU ± 4.55e-08
Orbital Period1.56754107 yr ± 4.54e-09
Physical Parameters
H (abs. magnitude)22.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.266″
Uncertainty0
Orbit TypeApollo
MOID0.075546 AU
Observations Used75
Oppositions4
Arc Total2011-2022
First Observation Used2011-10-30
Last Observation Used2022-10-02
Observations (76)
Date Type RA Dec Mag Band Observatory
2011-10-30 07:51:17 C 02 13 34.03 -15 57 49.6 r 703
2011-10-30 07:58:28 C 02 13 34.14 -15 58 18.8 r 703
2011-10-30 08:05:40 C 02 13 34.14 -15 58 48.7 r 703
2011-10-30 08:12:49 C 02 13 34.24 -15 59 17.8 r 703
2011-10-30 08:46:59 C 02 13 34.61 -16 01 38.2 o 291
2011-10-30 08:49:40 C 02 13 34.63 -16 01 49.2 o 291
2011-10-30 08:52:20 C 02 13 34.66 -16 02 00.4 o 291
2011-10-30 15:29:28 C 02 13 45.20 -16 28 23.0 u D90
2011-10-30 15:36:37 C 02 13 45.25 -16 28 52.6 u D90
2011-10-30 15:43:50 C 02 13 45.37 -16 29 21.3 u D90
2011-10-31 01:35:34 C 02 14 04.60 -17 10 51.9 o 807
2011-10-31 01:43:33 C 02 14 04.69 -17 11 26.1 o 807
2011-10-31 01:51:35 C 02 14 04.81 -17 12 00.5 o 807
2011-10-31 01:59:31 C 02 14 04.88 -17 12 34.4 o 807
2011-10-31 06:23:20 C 02 14 10.06 -17 32 23.7 r 703
2011-10-31 06:32:18 C 02 14 10.10 -17 33 02.4 r 703
2011-10-31 06:41:18 C 02 14 10.21 -17 33 41.1 r 703
2011-10-31 06:50:24 C 02 14 10.32 -17 34 18.8 r 703
2011-10-31 07:37:01 C 02 14 10.71 -17 37 36.6 r 703
2011-10-31 07:38:01 C 02 14 10.82 -17 37 41.7 r 703
2011-10-31 07:38:58 C 02 14 10.68 -17 37 46.4 r 703
2011-10-31 07:39:56 C 02 14 10.60 -17 37 50.2 r 703
2011-10-31 15:09:07 C 02 14 22.47 -18 08 41.8 u D90
2011-10-31 15:15:39 C 02 14 22.53 -18 09 09.0 u D90
2011-10-31 15:21:56 C 02 14 22.57 -18 09 36.5 u D90
2011-11-01 00:04:33 C 02 14 41.86 -18 47 11.1 o 807
2011-11-01 00:11:57 C 02 14 42.01 -18 47 43.6 o 807
2011-11-01 00:19:18 C 02 14 42.13 -18 48 15.9 o 807
2011-11-02 02:51:52 C 02 15 26.11 -20 45 32.1 o 807
2011-11-02 02:59:32 C 02 15 26.18 -20 46 06.8 o 807
2011-11-02 03:08:23 C 02 15 26.30 -20 46 46.5 o 807
2011-11-02 03:15:02 C 02 15 26.37 -20 47 16.7 o 807
2011-11-03 00:47:52 C 02 16 09.12 -22 24 45.8 o 807
2011-11-03 00:55:51 C 02 16 09.26 -22 25 22.8 o 807
2011-11-03 01:03:14 C 02 16 09.44 -22 25 57.2 o 807
2011-11-03 01:09:51 C 02 16 09.54 -22 26 28.0 o 807
2011-11-04 00:07:24 C 02 16 56.70 -24 12 45.9 o 807
2011-11-04 00:15:34 C 02 16 56.88 -24 13 25.1 o 807
2011-11-04 00:24:04 C 02 16 57.12 -24 14 05.5 o 807
2011-11-05 00:07:17 C 02 17 49.17 -26 06 22.8 o 807
2011-11-05 00:13:27 C 02 17 49.31 -26 06 53.0 o 807
2011-11-05 00:19:37 C 02 17 49.50 -26 07 22.9 o 807
2011-11-05 00:25:36 C 02 17 49.64 -26 07 52.2 o 807
2011-11-06 00:08:11 C 02 18 46.12 -28 02 22.1 o 807
2011-11-06 00:20:32 C 02 18 46.48 -28 03 23.8 o 807
2011-11-06 00:26:39 C 02 18 46.65 -28 03 54.2 o 807
2011-11-14 02:43:18 C 02 30 18.43 -44 37 32.0 o 807
2011-11-14 02:53:54 C 02 30 18.97 -44 38 28.4 o 807
2011-11-14 03:02:46 C 02 30 19.49 -44 39 14.9 o 807
2011-11-15 04:05:52 C 02 32 29.50 -46 50 03.3 o 807