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
2021-12-27 05:13:55 S 09 08 23.304 +25 51 51.26 V C57
2021-12-27 05:13:55 s 1 -164454.24 4 +245364.90 3980.0 C57
2021-12-27 06:13:55 S 09 08 15.785 +25 50 48.37 V C57
2021-12-27 06:13:55 s 1 -165580.82 0 +241998.90 7030.0 C57
2021-12-27 06:23:55 S 09 08 14.914 +25 50 36.20 V C57
2021-12-27 06:23:55 s 1 -165765.61 0 +241433.56 3560.0 C57
2021-12-27 06:33:55 S 09 08 13.865 +25 50 31.45 V C57
2021-12-27 06:33:55 s 1 -165949.54 1 +240866.97 6060.0 C57
2021-12-27 06:43:55 S 09 08 12.667 +25 50 24.32 V C57
2021-12-27 06:43:55 s 1 -166132.60 8 +240299.14 4500.0 C57
2021-12-27 06:53:55 S 09 08 11.726 +25 50 09.96 V C57
2021-12-27 06:53:55 s 1 -166314.80 9 +239730.06 8880.0 C57
2021-12-27 07:03:55 S 09 08 10.123 +25 49 57.22 V C57
2021-12-27 07:03:55 s 1 -166496.13 9 +239159.74 9160.0 C57
2021-12-27 07:13:55 S 09 08 08.652 +25 49 46.81 V C57
2021-12-27 07:13:55 s 1 -166676.59 4 +238588.17 5340.0 C57
2021-12-27 07:23:55 S 09 08 08.266 +25 49 42.28 V C57
2021-12-27 07:23:55 s 1 -166856.17 0 +238015.35 7400.0 C57
2021-12-27 07:33:55 S 09 08 06.384 +25 49 31.33 V C57
2021-12-27 07:33:55 s 1 -167034.86 5 +237441.27 5320.0 C57
2021-12-27 08:13:55 S 09 08 01.690 +25 48 47.63 V C57
2021-12-27 08:13:55 s 1 -167740.74 0 +235132.45 5270.0 C57
2021-12-27 08:23:55 S 09 08 00.430 +25 48 39.89 V C57
2021-12-27 08:23:55 s 1 -167914.96 4 +234552.11 2240.0 C57
2021-12-27 08:33:55 S 09 07 59.770 +25 48 25.49 V C57
2021-12-27 08:33:55 s 1 -168088.28 1 +233970.51 4960.0 C57
2021-12-27 08:43:55 S 09 07 58.339 +25 48 21.35 V C57
2021-12-27 08:43:55 s 1 -168260.68 8 +233387.64 3420.0 C57
2021-12-27 09:03:55 S 09 07 56.148 +25 47 57.30 V C57
2021-12-27 09:03:55 s 1 -168602.75 6 +232218.14 7480.0 C57
2021-12-27 09:33:55 S 09 07 51.998 +25 47 31.02 V C57
2021-12-27 09:33:55 s 1 -169108.92 8 +230454.40 1150.0 C57
2021-12-27 09:43:55 S 09 07 50.736 +25 47 14.17 V C57
2021-12-27 09:43:55 s 1 -169275.78 8 +229863.96 3660.0 C57
2021-12-27 10:03:55 S 09 07 48.646 +25 46 58.66 V C57
2021-12-27 10:03:55 s 1 -169606.68 7 +228679.27 5490.0 C57
2021-12-27 10:13:55 S 09 07 47.604 +25 46 49.04 V C57
2021-12-27 10:13:55 s 1 -169770.71 7 +228085.02 4770.0 C57
2021-12-27 10:23:55 S 09 07 46.092 +25 46 33.28 V C57
2021-12-27 10:23:55 s 1 -169933.79 5 +227489.50 9600.0 C57
2021-12-27 10:33:55 S 09 07 44.947 +25 46 28.92 V C57
2021-12-27 10:33:55 s 1 -170095.91 7 +226892.70 9970.0 C57
2021-12-27 10:43:55 S 09 07 43.858 +25 46 15.20 V C57
2021-12-27 10:43:55 s 1 -170257.07 9 +226294.64 5860.0 C57
2021-12-27 10:53:55 S 09 07 42.509 +25 46 05.66 V C57
2021-12-27 10:53:55 s 1 -170417.27 5 +225695.29 7240.0 C57
2021-12-27 11:13:55 S 09 07 40.582 +25 45 50.54 V C57
2021-12-27 11:13:55 s 1 -170734.75 7 +224492.78 6410.0 C57
2021-12-27 11:43:55 S 09 07 36.658 +25 45 21.74 V C57
2021-12-27 11:43:55 s 1 -171203.63 2 +222679.41 5900.0 C57