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
2021-10-30 11:02:07 C 09 31 20.15 +44 23 08.3 V 703
2021-10-30 11:44:32 C 09 31 22.81 +44 22 35.0 U I41
2021-10-30 11:45:53 C 09 31 22.89 +44 22 33.9 U I41
2021-10-30 12:28:47 C 09 31 25.53 +44 22 00.6 U I41
2021-10-30 12:30:56 C 09 31 25.67 +44 21 58.9 U I41
2021-10-31 10:50:21 C 09 32 51.09 +44 04 10.5 U I41
2021-10-31 10:57:56 C 09 32 51.53 +44 04 04.6 U I41
2021-10-31 10:59:26 C 09 32 51.61 +44 04 03.6 U I41
2021-10-31 12:25:50 C 09 32 56.74 +44 02 56.6 U I41
2021-11-02 11:20:30 C 09 35 45.28 +43 25 40.9 U I41
2021-11-02 11:37:03 C 09 35 46.20 +43 25 28.0 U I41
2021-11-03 10:55:11 C 09 37 04.79 +43 07 00.5 U I41
2021-11-03 11:00:31 C 09 37 05.00 +43 06 57.1 V G96
2021-11-03 11:08:01 C 09 37 05.39 +43 06 51.4 V G96
2021-11-03 11:15:34 C 09 37 05.78 +43 06 45.6 V G96
2021-11-03 11:23:05 C 09 37 06.14 +43 06 39.9 V G96
2021-11-03 11:42:51 C 09 37 07.26 +43 06 23.8 U I41
2021-11-03 12:09:56 C 09 37 08.73 +43 06 02.9 U I41
2021-11-03 12:32:16 C 09 37 09.80 +43 05 45.7 U I41
2021-11-05 00:49:09 S 09 39 04.02 +42 37 08.1 L C51
2021-11-05 03:56:45 S 09 39 13.59 +42 34 40.1 L C51
2021-11-05 07:05:37 S 09 39 23.10 +42 32 11.9 L C51
2021-11-05 10:09:49 C 09 39 33.59 +42 29 43.7 V 703
2021-11-05 10:13:45 S 09 39 32.53 +42 29 44.3 L C51
2021-11-05 10:17:38 C 09 39 33.91 +42 29 37.7 V 703
2021-11-05 10:25:27 C 09 39 34.29 +42 29 30.9 V 703
2021-11-05 10:33:16 C 09 39 34.62 +42 29 25.4 V 703
2021-11-05 13:21:53 S 09 39 41.95 +42 27 16.1 L C51
2021-11-05 13:22:03 S 09 39 41.95 +42 27 15.6 L C51
2021-11-05 16:30:12 S 09 39 51.26 +42 24 47.2 L C51
2021-11-05 18:04:16 S 09 39 55.89 +42 23 33.7 L C51
2021-11-05 19:38:20 S 09 40 00.58 +42 22 17.5 L C51
2021-11-05 21:12:35 S 09 40 05.12 +42 21 05.5 L C51
2021-11-05 22:46:39 S 09 40 09.72 +42 19 51.5 L C51
2021-11-06 00:20:43 S 09 40 14.35 +42 18 37.0 L C51
2021-11-06 01:54:47 S 09 40 18.81 +42 17 23.8 L C51
2021-11-06 03:28:07 S 09 40 23.37 +42 16 09.5 L C51
2021-11-06 06:37:10 S 09 40 32.40 +42 13 41.4 L C51
2021-11-06 10:14:17 C 09 40 44.12 +42 10 47.4 V 703
2021-11-06 10:22:10 C 09 40 44.35 +42 10 41.2 V 703
2021-11-06 10:30:01 C 09 40 44.62 +42 10 35.5 V 703
2021-11-06 10:37:53 C 09 40 45.09 +42 10 29.6 V 703
2021-11-06 12:52:53 S 09 40 50.29 +42 08 45.6 L C51
2021-11-06 16:01:45 S 09 40 59.18 +42 06 17.1 L C51
2021-11-09 09:58:58 C 09 43 52.27 +41 14 36.7 V 703
2021-11-09 10:06:57 C 09 43 52.55 +41 14 30.8 V 703
2021-11-09 10:14:56 C 09 43 52.81 +41 14 25.2 V 703
2021-11-09 10:22:54 C 09 43 53.16 +41 14 19.5 V 703
2021-11-12 10:01:10 C 09 46 28.56 +40 18 35.4 V 703
2021-11-12 10:16:39 C 09 46 28.88 +40 18 22.8 V 703