IAA RAS IAA Minor Planet Database

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
2021-12-22 01:53:55 s 1 +72163.933 0 +368000.15 6270.0 – C57
2021-12-22 02:13:55 S 09 21 39.775 +27 47 44.23 – V C57
2021-12-22 02:13:55 s 1 +71490.082 0 +368394.77 150.0 – C57
2021-12-22 02:23:55 S 09 21 39.206 +27 47 41.53 – V C57
2021-12-22 02:23:55 s 1 +71152.855 0 +368590.57 1190.0 – C57
2021-12-22 02:43:55 S 09 21 37.181 +27 47 17.09 – V C57
2021-12-22 02:43:55 s 1 +70477.801 0 +368979.19 1500.0 – C57
2021-12-22 03:03:55 S 09 21 35.131 +27 47 04.99 – V C57
2021-12-22 03:03:55 s 1 +69801.957 0 +369363.81 9480.0 – C57
2021-12-22 03:13:55 S 09 21 34.706 +27 46 47.06 – V C57
2021-12-22 03:13:55 s 1 +69463.741 0 +369554.63 7600.0 – C57
2021-12-22 04:13:55 S 09 21 28.709 +27 45 56.20 – V C57
2021-12-22 04:13:55 s 1 +67430.403 0 +370678.59 4530.0 – C57
2021-12-22 04:23:55 S 09 21 27.523 +27 45 52.06 – V C57
2021-12-22 04:23:55 s 1 +67090.850 0 +370862.43 8760.0 – C57
2021-12-22 04:33:55 S 09 21 26.599 +27 45 41.18 – V C57
2021-12-22 04:33:55 s 1 +66751.110 0 +371045.28 2450.0 – C57
2021-12-22 04:43:55 S 09 21 26.110 +27 45 31.68 – V C57
2021-12-22 04:43:55 s 1 +66411.185 0 +371227.13 5610.0 – C57
2021-12-22 04:53:55 S 09 21 25.195 +27 45 25.74 – V C57
2021-12-22 04:53:55 s 1 +66071.075 0 +371407.99 8230.0 – C57
2021-12-22 05:13:55 S 09 21 23.138 +27 45 08.53 – V C57
2021-12-22 05:13:55 s 1 +65390.306 0 +371766.74 1920.0 – C57
2021-12-22 05:33:55 S 09 21 21.082 +27 44 42.83 – V C57
2021-12-22 05:33:55 s 1 +64708.812 0 +372121.51 3530.0 – C57
2021-12-22 06:13:55 S 09 21 17.491 +27 44 17.41 – V C57
2021-12-22 06:13:55 s 1 +63343.684 0 +372819.16 720.0 – C57
2021-12-22 06:23:55 S 09 21 15.869 +27 44 03.62 – V C57
2021-12-22 06:23:55 s 1 +63001.963 0 +372991.10 8780.0 – C57
2021-12-22 07:23:55 S 09 21 10.234 +27 43 07.21 – V C57
2021-12-22 07:23:55 s 1 +60948.022 0 +374001.94 7130.0 – C57
2021-12-22 07:33:55 S 09 21 09.684 +27 43 07.32 – V C57
2021-12-22 07:33:55 s 1 +60605.107 0 +374166.96 1890.0 – C57
2021-12-22 08:03:55 S 09 21 06.823 +27 42 31.46 – V C57
2021-12-22 08:03:55 s 1 +59575.367 0 +374656.08 3460.0 – C57
2021-12-22 08:13:55 S 09 21 05.196 +27 42 27.61 – V C57
2021-12-22 08:13:55 s 1 +59231.793 0 +374817.15 6430.0 – C57
2021-12-22 08:23:55 S 09 21 04.644 +27 42 15.62 – V C57
2021-12-22 08:23:55 s 1 +58888.056 0 +374977.24 8960.0 – C57
2021-12-22 08:33:55 S 09 21 04.128 +27 42 07.16 – V C57
2021-12-22 08:33:55 s 1 +58544.159 0 +375136.34 1060.0 – C57
2021-12-22 08:43:55 S 09 21 03.026 +27 42 03.28 – V C57
2021-12-22 08:43:55 s 1 +58200.101 0 +375294.45 2730.0 – C57
2021-12-22 08:53:55 S 09 21 01.733 +27 41 46.64 – V C57
2021-12-22 08:53:55 s 1 +57855.885 0 +375451.58 3980.0 – C57
2021-12-22 09:43:55 S 09 20 56.652 +27 41 08.23 – V C57
2021-12-22 09:43:55 s 1 +56132.454 0 +376222.46 4010.0 – C57
2021-12-22 10:23:55 S 09 20 52.680 +27 40 29.60 – V C57
2021-12-22 10:23:55 s 1 +54750.952 0 +376821.48 6840.0 – C57
2021-12-22 10:33:55 S 09 20 52.214 +27 40 23.99 – V C57