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
2021-12-29 12:13:53 s 1 -141158.76 7 - 9379.688 6760.0 C57
2021-12-29 12:33:53 S 09 01 39.574 +24 55 15.49 V C57
2021-12-29 12:33:53 s 1 -140019.80 4 -11262.414 2740.0 C57
2021-12-29 12:43:53 S 09 01 38.479 +24 55 00.62 V C57
2021-12-29 12:43:53 s 1 -139441.88 6 -12203.128 9450.0 C57
2021-12-29 12:53:53 S 09 01 37.464 +24 54 48.96 V C57
2021-12-29 12:53:53 s 1 -138858.28 9 -13143.350 1760.0 C57
2021-12-29 13:03:53 S 09 01 36.235 +24 54 42.44 V C57
2021-12-29 13:03:53 s 1 -138268.97 6 -14083.037 9510.0 C57
2021-12-29 13:13:53 S 09 01 35.021 +24 54 26.17 V C57
2021-12-29 13:13:53 s 1 -137673.90 5 -15022.144 2550.0 C57
2021-12-29 13:23:53 S 09 01 33.948 +24 54 23.29 V C57
2021-12-29 13:23:53 s 1 -137073.03 7 -15960.624 710.0 C57
2021-12-29 13:33:53 S 09 01 32.990 +24 54 11.84 V C57
2021-12-29 13:33:53 s 1 -136466.33 2 -16898.431 3840.0 C57
2021-12-29 13:43:53 S 09 01 31.678 +24 53 59.82 V C57
2021-12-29 13:43:53 s 1 -135853.75 0 -17835.516 1780.0 C57
2021-12-29 13:53:53 S 09 01 30.211 +24 53 50.75 V C57
2021-12-29 13:53:53 s 1 -135235.24 9 -18771.830 4360.0 C57
2021-12-29 14:03:53 S 09 01 29.011 +24 53 36.60 V C57
2021-12-29 14:03:53 s 1 -134610.79 1 -19707.324 1430.0 C57
2021-12-29 14:13:53 S 09 01 27.883 +24 53 29.44 V C57
2021-12-29 14:13:53 s 1 -133980.33 3 -20641.945 2820.0 C57
2021-12-29 14:23:53 S 09 01 26.863 +24 53 21.98 V C57
2021-12-29 14:23:53 s 1 -133343.83 6 -21575.641 8380.0 C57
2021-12-29 14:33:53 S 09 01 25.409 +24 53 09.28 V C57
2021-12-29 14:33:53 s 1 -132701.25 9 -22508.361 7950.0 C57
2021-12-29 14:43:53 S 09 01 24.336 +24 52 56.89 V C57
2021-12-29 14:43:53 s 1 -132052.56 0 -23440.048 1360.0 C57
2021-12-29 14:53:53 S 09 01 23.249 +24 52 50.23 V C57
2021-12-29 14:53:53 s 1 -131397.70 0 -24370.647 8460.0 C57
2021-12-29 15:13:53 S 09 01 20.875 +24 52 27.08 V C57
2021-12-29 15:13:53 s 1 -130069.33 0 -26228.355 3070.0 C57
2021-12-29 15:23:53 S 09 01 19.714 +24 52 18.26 V C57
2021-12-29 15:23:53 s 1 -129395.73 8 -27155.347 270.0 C57
2021-12-29 15:33:53 S 09 01 18.506 +24 52 04.22 V C57
2021-12-29 15:33:53 s 1 -128715.82 2 -28081.018 520.0 C57
2021-12-29 15:43:53 S 09 01 17.081 +24 51 55.80 V C57
2021-12-29 15:43:53 s 1 -128029.53 8 -29005.306 3650.0 C57
2021-12-29 15:53:53 S 09 01 16.231 +24 51 46.66 V C57
2021-12-29 15:53:53 s 1 -127336.84 8 -29928.148 9520.0 C57
2021-12-29 16:03:53 S 09 01 14.906 +24 51 36.58 V C57
2021-12-29 16:03:53 s 1 -126637.71 0 -30849.482 7970.0 C57
2021-12-29 16:13:53 S 09 01 13.740 +24 51 24.84 V C57
2021-12-29 16:13:53 s 1 -125932.08 3 -31769.241 8840.0 C57
2021-12-29 16:43:53 S 09 01 10.034 +24 50 50.60 V C57
2021-12-29 16:43:53 s 1 -123775.86 6 -34518.399 4400.0 C57
2021-12-29 16:53:53 S 09 01 08.950 +24 50 45.89 V C57
2021-12-29 16:53:53 s 1 -123043.88 1 -35431.181 3400.0 C57
2021-12-29 17:33:53 S 09 01 04.121 +24 50 04.99 V C57