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
2021-12-28 04:23:53 S 09 05 35.213 +25 28 26.40 V C57
2021-12-28 04:23:53 s 1 -180843.60 0 +155432.58 520.0 C57
2021-12-28 04:33:53 S 09 05 33.816 +25 28 18.88 V C57
2021-12-28 04:33:53 s 1 -180870.38 3 +154691.46 7390.0 C57
2021-12-28 04:43:53 S 09 05 32.738 +25 28 04.76 V C57
2021-12-28 04:43:53 s 1 -180895.53 6 +153948.94 6830.0 C57
2021-12-28 04:53:53 S 09 05 31.586 +25 27 55.98 V C57
2021-12-28 04:53:53 s 1 -180919.05 0 +153205.04 8820.0 C57
2021-12-28 05:03:53 S 09 05 30.463 +25 27 42.70 V C57
2021-12-28 05:03:53 s 1 -180940.91 7 +152459.74 3300.0 C57
2021-12-28 05:13:53 S 09 05 28.877 +25 27 30.74 V C57
2021-12-28 05:13:53 s 1 -180961.12 7 +151713.05 240.0 C57
2021-12-28 05:23:53 S 09 05 27.953 +25 27 21.49 V C57
2021-12-28 05:23:53 s 1 -180979.67 1 +150964.97 9600.0 C57
2021-12-28 05:33:53 S 09 05 26.894 +25 27 12.10 V C57
2021-12-28 05:33:53 s 1 -180996.54 1 +150215.49 1350.0 C57
2021-12-28 05:43:53 S 09 05 25.565 +25 27 00.94 V C57
2021-12-28 05:43:53 s 1 -181011.72 8 +149464.62 5430.0 C57
2021-12-28 05:53:53 S 09 05 24.473 +25 26 51.58 V C57
2021-12-28 05:53:53 s 1 -181025.22 1 +148712.36 1820.0 C57
2021-12-28 06:03:53 S 09 05 23.220 +25 26 40.88 V C57
2021-12-28 06:03:53 s 1 -181037.01 3 +147958.70 460.0 C57
2021-12-28 06:13:53 S 09 05 21.792 +25 26 34.01 V C57
2021-12-28 06:13:53 s 1 -181047.09 3 +147203.65 1330.0 C57
2021-12-28 06:23:53 S 09 05 20.623 +25 26 17.52 V C57
2021-12-28 06:23:53 s 1 -181055.45 2 +146447.20 4380.0 C57
2021-12-28 06:33:53 S 09 05 19.145 +25 26 13.24 V C57
2021-12-28 06:33:53 s 1 -181062.08 2 +145689.35 9570.0 C57
2021-12-28 06:43:53 S 09 05 18.430 +25 26 02.04 V C57
2021-12-28 06:43:53 s 1 -181066.97 1 +144930.10 6850.0 C57
2021-12-28 06:53:53 S 09 05 16.858 +25 25 53.18 V C57
2021-12-28 06:53:53 s 1 -181070.11 2 +144169.46 6190.0 C57
2021-12-28 07:03:53 S 09 05 15.624 +25 25 35.62 V C57
2021-12-28 07:03:53 s 1 -181071.49 3 +143407.42 7540.0 C57
2021-12-28 07:13:53 S 09 05 14.731 +25 25 28.49 V C57
2021-12-28 07:13:53 s 1 -181071.10 6 +142643.99 870.0 C57
2021-12-28 07:23:53 S 09 05 13.032 +25 25 18.52 V C57
2021-12-28 07:23:53 s 1 -181068.94 0 +141879.15 6120.0 C57
2021-12-28 07:43:53 S 09 05 10.606 +25 25 00.98 V C57
2021-12-28 07:43:53 s 1 -181059.23 3 +140345.29 2250.0 C57
2021-12-28 07:53:53 S 09 05 09.600 +25 24 48.20 V C57
2021-12-28 07:53:53 s 1 -181051.67 3 +139576.25 3030.0 C57
2021-12-28 08:13:53 S 09 05 07.272 +25 24 28.40 V C57
2021-12-28 08:13:53 s 1 -181031.08 5 +138033.99 9810.0 C57
2021-12-28 08:23:53 S 09 05 06.012 +25 24 17.86 V C57
2021-12-28 08:23:53 s 1 -181018.03 9 +137260.76 5720.0 C57
2021-12-28 08:33:53 S 09 05 04.608 +25 24 10.12 V C57
2021-12-28 08:33:53 s 1 -181003.14 3 +136486.13 3250.0 C57
2021-12-28 09:03:53 S 09 05 01.222 +25 23 37.32 V C57
2021-12-28 09:03:53 s 1 -180947.25 4 +134153.85 5130.0 C57