2011 UE256

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8018855169 ± 9.92e-07
Semi-major axis (a)2.6695746803 AU ± 1.05e-07
Inclination (i)11.67628922° ± 1.01e-04
Long. of Asc. Node (Ω)35.94571538° ± 4.92e-05
Arg. of Perihelion (ω)125.04774720° ± 2.57e-04
Mean Anomaly (M)63.18530571° ± 2.43e-05
Mean Motion (n)0.2259691564°/day ± 1.34e-08
Perihelion dist (q)0.52888141 AU ± 2.65e-06
Aphelion dist (Q)4.81026795 AU ± 2.66e-06
Orbital Period4.36177352 yr ± 2.59e-07
Physical Parameters
H (abs. magnitude)19.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.335″
Uncertainty0
Orbit TypeApollo
MOID0.106496 AU
Observations Used71
Oppositions10
Arc Total2011-2024
First Observation Used2011-10-30
Last Observation Used2024-12-25
Observations (73)
Date Type RA Dec Mag Band Observatory
2011-10-30 07:51:23 C 01 52 57.07 +09 39 59.1 r G96
2011-10-30 08:01:24 C 01 52 55.99 +09 39 56.4 r G96
2011-10-30 08:11:24 C 01 52 54.91 +09 39 54.0 r G96
2011-10-30 08:21:26 C 01 52 53.79 +09 39 50.9 r G96
2011-10-30 08:58:22 C 01 52 49.90 +09 39 41.6 o 291
2011-10-30 09:01:33 C 01 52 49.58 +09 39 40.7 o 291
2011-10-30 09:04:47 C 01 52 49.21 +09 39 39.6 o 291
2011-10-30 09:12:51 C 01 52 48.36 +09 39 37.2 r G96
2011-10-30 09:16:01 C 01 52 48.03 +09 39 36.1 r G96
2011-10-30 09:19:03 C 01 52 47.71 +09 39 35.1 r G96
2011-10-30 09:22:07 C 01 52 47.35 +09 39 34.7 r G96
2011-10-31 04:02:46 C 01 50 50.53 +09 34 27.6 o 291
2011-10-31 04:05:57 C 01 50 50.23 +09 34 26.2 o 291
2011-10-31 04:09:08 C 01 50 49.84 +09 34 25.5 o 291
2011-10-31 20:30:40 C 01 49 05.09 +09 29 50.1 u B18
2011-10-31 20:33:43 C 01 49 04.74 +09 29 49.3 u B18
2011-10-31 20:39:46 C 01 49 04.07 +09 29 47.2 u B18
2011-10-31 21:16:33 C 01 49 00.62 +09 29 39.1 t J04
2011-10-31 21:29:16 C 01 48 59.22 +09 29 35.6 t J04
2011-10-31 21:42:00 C 01 48 57.86 +09 29 31.8 t J04
2011-11-14 20:38:11 C 01 09 59.58 +07 47 22.9 o 950
2011-11-14 20:40:28 C 01 09 59.28 +07 47 22.4 o 950
2011-11-14 20:42:45 C 01 09 59.04 +07 47 21.4 o 950
2011-11-14 20:45:02 C 01 09 58.74 +07 47 21.2 o 950
2011-11-14 20:47:19 C 01 09 58.46 +07 47 20.2 o 950
2011-11-14 20:49:36 C 01 09 58.16 +07 47 19.3 o 950
2011-11-14 20:51:52 C 01 09 57.90 +07 47 18.7 o 950
2011-11-15 07:45:38 C 01 08 37.84 +07 43 54.9 o 291
2011-11-15 07:47:59 C 01 08 37.54 +07 43 53.9 o 291
2011-11-15 07:50:19 C 01 08 37.21 +07 43 52.8 o 291
2011-11-16 05:47:16 C 01 05 57.82 +07 37 06.2 o 291
2011-11-16 05:49:36 C 01 05 57.56 +07 37 05.3 o 291
2011-11-16 05:51:55 C 01 05 57.20 +07 37 05.0 o 291
2011-11-23 07:06:16 C 00 45 45.18 +06 47 30.6 o 291
2011-11-23 07:09:08 C 00 45 44.84 +06 47 29.2 o 291
2011-11-23 07:11:58 C 00 45 44.50 +06 47 28.7 o 291
2011-11-30 02:16:01 C 00 27 35.22 +06 08 08.7 o 291
2011-11-30 02:18:39 C 00 27 34.88 +06 08 07.6 o 291
2011-11-30 02:21:17 C 00 27 34.59 +06 08 07.4 o 291
2011-12-23 19:10:43 C 23 40 27.51 +05 31 44.3 t 204
2011-12-23 19:56:06 C 23 40 24.60 +05 31 47.6 t 204
2011-12-24 02:18:23 C 23 40 01.00 +05 32 20.6 o 291
2011-12-24 02:21:36 C 23 40 00.67 +05 32 20.6 o 291
2011-12-24 02:24:50 C 23 40 00.54 +05 32 21.5 o 291
2024-10-23 06:39:07 C 02 17 30.736 +12 22 32.45 V G96
2024-10-23 06:47:09 C 02 17 30.008 +12 22 31.26 V G96
2024-10-23 06:55:12 C 02 17 29.303 +12 22 29.46 V G96
2024-10-23 07:03:14 C 02 17 28.565 +12 22 28.34 V G96
2024-10-30 06:53:43 C 02 01 19.290 +11 50 08.27 V G96
2024-10-30 07:01:10 C 02 01 18.476 +11 50 06.65 V G96