249886 (2001 RY11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2834021303 ± 1.12e-08
Semi-major axis (a)1.4831115635 AU ± 1.29e-09
Inclination (i)22.84554453° ± 9.25e-07
Long. of Asc. Node (Ω)295.48628611° ± 2.38e-06
Arg. of Perihelion (ω)71.55379412° ± 4.08e-06
Mean Anomaly (M)124.76848123° ± 7.04e-06
Mean Motion (n)0.5456969729°/day ± 7.10e-10
Perihelion dist (q)1.06279459 AU ± 1.67e-08
Aphelion dist (Q)1.90342854 AU ± 1.67e-08
Orbital Period1.80617876 yr ± 2.35e-09
Physical Parameters
H (abs. magnitude)17.62
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.065″
Uncertainty0
Orbit TypeAmor
MOID0.196453 AU
Observations Used1443
Gaia Obs Used44
Oppositions11
Arc Total1992-2017
First Observation Used1992-08-03
Last Observation Used2024-05-09
Observations (2399)
Date Type RA Dec Mag Band Observatory
2010-12-17 23:45:35 C 22 40 40.25 +35 03 58.2 u I15
2010-12-22 06:15:23 S 23 04 58.81 +35 23 44.9 L C51
2010-12-22 09:25:54 S 23 05 44.38 +35 24 09.2 L C51
2010-12-22 12:36:14 S 23 06 29.87 +35 24 33.3 L C51
2010-12-22 15:46:45 S 23 07 15.45 +35 24 55.5 L C51
2010-12-22 18:57:05 S 23 08 01.027 +35 25 18.23 L C51
2010-12-22 22:07:36 S 23 08 46.60 +35 25 38.8 L C51
2010-12-23 01:17:56 S 23 09 32.20 +35 25 59.4 L C51
2010-12-23 01:18:08 S 23 09 32.26 +35 25 59.4 L C51
2010-12-23 04:28:27 S 23 10 17.85 +35 26 19.6 L C51
2010-12-23 10:49:19 S 23 11 49.12 +35 26 57.0 L C51
2010-12-23 13:59:50 S 23 12 34.81 +35 27 14.2 L C51
2010-12-23 17:10:09 S 23 13 20.43 +35 27 31.5 L C51
2010-12-23 20:20:41 S 23 14 06.17 +35 27 47.0 L C51
2010-12-23 23:31:12 S 23 14 51.88 +35 28 02.2 L C51
2010-12-24 02:41:32 S 23 15 37.57 +35 28 17.1 L C51
2010-12-24 05:52:03 S 23 16 23.31 +35 28 30.4 L C51
2010-12-24 12:12:54 S 23 17 54.698 +35 28 55.88 L C51
2010-12-24 15:23:14 S 23 18 40.44 +35 29 07.9 L C51
2010-12-24 15:23:25 S 23 18 40.51 +35 29 07.0 L C51
2010-12-24 16:58:35 S 23 19 03.33 +35 29 12.6 L C51
2010-12-24 18:33:46 S 23 19 26.18 +35 29 18.0 L C51
2010-12-24 20:08:56 S 23 19 49.04 +35 29 23.5 L C51
2010-12-24 21:44:16 S 23 20 11.98 +35 29 27.9 L C51
2010-12-24 23:19:26 S 23 20 34.81 +35 29 32.9 L C51
2010-12-25 00:54:37 S 23 20 57.69 +35 29 37.8 L C51
2010-12-25 02:29:58 S 23 21 20.62 +35 29 41.6 L C51
2010-12-25 05:40:18 S 23 22 06.34 +35 29 50.2 L C51
2010-12-25 07:15:28 S 23 22 29.24 +35 29 54.3 L C51
2010-12-25 08:50:49 S 23 22 52.17 +35 29 57.2 L C51
2010-12-25 10:25:59 S 23 23 15.01 +35 30 00.8 L C51
2010-12-25 12:01:09 S 23 23 37.937 +35 30 04.64 L C51
2010-12-25 13:36:30 S 23 24 00.83 +35 30 06.8 L C51
2010-12-25 15:11:40 S 23 24 23.67 +35 30 09.9 L C51
2010-12-25 16:46:50 S 23 24 46.61 +35 30 12.9 L C51
2010-12-25 18:22:00 S 23 25 09.480 +35 30 15.19 L C51
2010-12-25 18:22:11 S 23 25 09.526 +35 30 15.16 L C51
2010-12-25 19:57:21 S 23 25 32.40 +35 30 17.2 L C51
2010-12-25 21:32:31 S 23 25 55.25 +35 30 19.7 L C51
2010-12-25 23:07:41 S 23 26 18.15 +35 30 21.6 L C51
2010-12-26 00:43:02 S 23 26 41.07 +35 30 22.7 L C51
2010-12-26 02:18:12 S 23 27 03.98 +35 30 24.5 L C51
2010-12-26 03:53:22 S 23 27 26.82 +35 30 26.1 L C51
2010-12-26 05:28:33 S 23 27 49.74 +35 30 27.8 L C51
2010-12-26 05:28:44 S 23 27 49.78 +35 30 26.6 L C51
2010-12-26 07:03:53 S 23 28 12.672 +35 30 28.01 L C51
2010-12-26 10:14:13 S 23 28 58.37 +35 30 30.2 L C51
2010-12-26 11:49:35 S 23 29 21.39 +35 30 29.9 L C51
2010-12-26 13:24:45 S 23 29 44.22 +35 30 30.0 L C51
2010-12-26 16:35:05 S 23 30 30.019 +35 30 30.49 L C51