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
2021-12-25 07:03:55 s 1 -89282.224 0 +355893.08 7110.0 C57
2021-12-25 07:33:55 S 09 13 40.001 +26 36 31.79 V C57
2021-12-25 07:33:55 s 1 -90260.939 0 +355134.93 7060.0 C57
2021-12-25 08:03:55 S 09 13 36.984 +26 36 05.90 V C57
2021-12-25 08:03:55 s 1 -91237.325 0 +354367.68 4700.0 C57
2021-12-25 08:23:55 S 09 13 34.241 +26 35 47.90 V C57
2021-12-25 08:23:55 s 1 -91886.939 0 +353851.13 2870.0 C57
2021-12-25 08:53:55 S 09 13 30.768 +26 35 13.31 V C57
2021-12-25 08:53:55 s 1 -92859.370 0 +353068.71 9640.0 C57
2021-12-25 09:03:55 S 09 13 29.959 +26 35 01.10 V C57
2021-12-25 09:03:55 s 1 -93182.978 0 +352805.88 2410.0 C57
2021-12-25 09:33:55 S 09 13 26.988 +26 34 40.30 V C57
2021-12-25 09:33:55 s 1 -94152.176 0 +352011.29 2190.0 C57
2021-12-25 10:23:55 S 09 13 21.396 +26 33 46.48 V C57
2021-12-25 10:23:55 s 1 -95762.009 0 +350666.66 3030.0 C57
2021-12-25 10:53:55 S 09 13 17.542 +26 33 21.89 V C57
2021-12-25 10:53:55 s 1 -96724.555 0 +349847.66 8000.0 C57
2021-12-25 11:33:55 S 09 13 13.226 +26 32 44.02 V C57
2021-12-25 11:33:55 s 1 -98003.963 0 +348741.38 520.0 C57
2021-12-25 12:04:35 C 09 12 32.39 +26 28 22.9 V T08
2021-12-25 12:13:55 S 09 13 08.868 +26 32 02.72 V C57
2021-12-25 12:13:55 s 1 -99278.737 0 +347618.76 8960.0 C57
2021-12-25 12:44:11 C 09 12 28.11 +26 27 45.6 V T08
2021-12-25 12:57:19 C 09 12 26.64 +26 27 33.4 V T08
2021-12-25 13:01:34 C 09 12 26.17 +26 27 29.1 V T08
2021-12-25 13:13:55 S 09 13 01.867 +26 31 08.44 V C57
2021-12-25 13:13:55 s 1 -101182.02 1 +345904.09 5620.0 C57
2021-12-25 13:23:55 S 09 13 00.533 +26 30 57.24 V C57
2021-12-25 13:23:55 s 1 -101498.18 2 +345614.71 9620.0 C57
2021-12-25 13:43:55 S 09 12 58.579 +26 30 37.22 V C57
2021-12-25 13:43:55 s 1 -102129.59 0 +345032.89 2900.0 C57
2021-12-25 13:53:55 S 09 12 57.295 +26 30 30.46 V C57
2021-12-25 13:53:55 s 1 -102444.83 3 +344740.43 2160.0 C57
2021-12-25 14:43:55 S 09 12 51.403 +26 29 34.44 V C57
2021-12-25 14:43:55 s 1 -104016.39 3 +343262.69 4540.0 C57
2021-12-25 16:33:55 S 09 12 39.259 +26 27 56.63 V C57
2021-12-25 16:33:55 s 1 -107445.80 2 +339920.71 50.0 C57
2021-12-25 17:03:55 S 09 12 36.151 +26 27 28.84 V C57
2021-12-25 17:03:55 s 1 -108374.21 8 +338987.48 9150.0 C57
2021-12-25 18:03:55 S 09 12 28.944 +26 26 25.33 V C57
2021-12-25 18:03:55 s 1 -110221.94 6 +337092.90 1000.0 C57
2021-12-25 18:53:55 S 09 12 23.129 +26 25 37.78 V C57
2021-12-25 18:53:55 s 1 -111752.25 8 +335485.37 2840.0 C57
2021-12-25 19:03:55 S 09 12 22.493 +26 25 28.16 V C57
2021-12-25 19:03:55 s 1 -112057.27 0 +335160.73 9890.0 C57
2021-12-25 19:23:55 S 09 12 20.050 +26 25 09.23 V C57
2021-12-25 19:23:55 s 1 -112666.23 1 +334508.29 8610.0 C57
2021-12-25 19:43:55 S 09 12 18.070 +26 24 48.28 V C57
2021-12-25 19:43:55 s 1 -113273.76 6 +333851.65 120.0 C57
2021-12-25 20:03:55 S 09 12 15.617 +26 24 29.77 V C57