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
2013-02-01 06:19:47 C 08 15 25.27 +04 48 09.3 r 703
2013-02-06 05:02:53 C 08 04 58.76 +03 50 31.0 r 703
2013-02-06 05:10:06 C 08 04 58.22 +03 50 28.2 r 703
2013-02-06 05:17:26 C 08 04 57.61 +03 50 24.8 r 703
2013-02-06 05:24:42 C 08 04 57.00 +03 50 22.1 r 703
2013-02-06 05:31:57 C 08 04 56.31 +03 50 18.3 r 703
2013-02-09 10:31:21 C 07 58 58.207 +03 18 44.75 L F51
2013-02-09 10:49:54 C 07 58 56.793 +03 18 37.62 L F51
2013-02-09 11:09:24 C 07 58 55.314 +03 18 30.22 L F51
2013-02-09 11:27:42 C 07 58 53.923 +03 18 23.22 L F51
2013-03-30 06:58:01 C 07 43 46.077 +00 32 35.89 L F51
2013-03-30 07:16:07 C 07 43 46.609 +00 32 34.66 L F51
2014-12-18 14:29:27 C 11 24 10.497 -09 17 58.89 L F51
2014-12-18 14:45:55 C 11 24 10.952 -09 18 14.05 L F51
2014-12-18 15:02:08 C 11 24 11.389 -09 18 28.80 L F51
2014-12-18 15:18:19 C 11 24 11.834 -09 18 43.86 L F51
2015-01-22 15:57:23 C 11 26 12.077 -21 51 38.57 L F51
2015-01-22 16:03:42 C 11 26 11.890 -21 51 43.30 L F51
2015-01-31 13:36:18 C 11 17 49.858 -24 35 47.13 L F51
2015-01-31 13:53:14 C 11 17 48.991 -24 35 59.13 L F51
2015-01-31 14:10:07 C 11 17 48.123 -24 36 10.98 L F51
2015-01-31 14:27:03 C 11 17 47.264 -24 36 23.05 L F51
2015-02-25 10:08:11 C 10 35 35.963 -29 07 47.86 L F51
2015-02-25 10:09:08 C 10 35 35.874 -29 07 48.06 L F51
2015-02-25 10:23:16 C 10 35 34.630 -29 07 49.96 L F51
2015-02-25 10:24:13 C 10 35 34.555 -29 07 50.17 L F51
2015-02-25 10:39:13 C 10 35 33.239 -29 07 52.35 L F51
2015-02-25 10:53:16 C 10 35 32.005 -29 07 54.29 L F51
2015-03-03 05:43:53 C 10 23 44.07 -29 16 12.9 u 807
2015-03-03 05:49:43 C 10 23 43.57 -29 16 12.7 u 807
2015-03-03 05:55:33 C 10 23 43.06 -29 16 12.6 u 807
2015-03-12 03:31:58 C 10 06 31.32 -28 48 17.7 W84
2015-03-12 03:34:57 C 10 06 31.09 -28 48 17.0 W84
2015-03-12 03:37:56 C 10 06 30.86 -28 48 16.3 W84
2015-03-12 03:40:53 C 10 06 30.63 -28 48 15.6 W84
2015-03-12 03:43:51 C 10 06 30.40 -28 48 14.9 W84
2015-03-12 03:46:48 C 10 06 30.16 -28 48 14.2 W84
2015-03-12 03:49:47 C 10 06 29.94 -28 48 13.5 W84
2015-03-12 03:54:00 C 10 06 29.64 -28 48 12.6 W84
2015-03-12 03:59:27 C 10 06 29.18 -28 48 11.2 W84
2015-03-12 04:04:55 C 10 06 28.76 -28 48 09.9 W84
2015-03-12 04:10:23 C 10 06 28.34 -28 48 08.7 W84
2015-03-12 04:15:50 C 10 06 27.92 -28 48 07.3 W84
2015-03-12 04:21:19 C 10 06 27.46 -28 48 05.9 W84
2015-03-12 04:26:47 C 10 06 27.05 -28 48 04.6 W84
2015-03-13 01:04:12 C 10 04 55.14 -28 43 00.9 W84
2015-03-13 01:09:41 C 10 04 54.73 -28 42 59.6 W84
2015-03-13 01:15:09 C 10 04 54.32 -28 42 58.3 W84
2015-03-13 01:20:38 C 10 04 53.88 -28 42 56.9 W84
2015-03-13 01:26:05 C 10 04 53.47 -28 42 55.6 W84