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
2021-12-27 23:03:53 S 09 06 14.297 +25 33 50.22 – V C57
2021-12-27 23:03:53 s 1 -179175.26 1 +178418.85 5920.0 – C57
2021-12-27 23:23:53 S 09 06 11.875 +25 33 30.42 – V C57
2021-12-27 23:23:53 s 1 -179323.21 1 +177023.40 1130.0 – C57
2021-12-27 23:33:53 S 09 06 10.661 +25 33 18.86 – V C57
2021-12-27 23:33:53 s 1 -179395.10 9 +176323.63 4220.0 – C57
2021-12-27 23:43:53 S 09 06 09.370 +25 33 12.13 – V C57
2021-12-27 23:43:53 s 1 -179465.61 3 +175622.49 900.0 – C57
2021-12-28 00:03:53 S 09 06 06.917 +25 32 49.92 – V C57
2021-12-28 00:03:53 s 1 -179602.41 2 +174216.12 4980.0 – C57
2021-12-28 00:13:53 S 09 06 05.714 +25 32 40.99 – V C57
2021-12-28 00:13:53 s 1 -179668.69 2 +173510.88 2300.0 – C57
2021-12-28 00:23:53 S 09 06 04.255 +25 32 27.89 – V C57
2021-12-28 00:23:53 s 1 -179733.55 0 +172804.27 3110.0 – C57
2021-12-28 00:33:53 S 09 06 03.264 +25 32 15.00 – V C57
2021-12-28 00:33:53 s 1 -179796.97 8 +172096.30 7360.0 – C57
2021-12-28 00:43:53 S 09 06 02.136 +25 32 07.87 – V C57
2021-12-28 00:43:53 s 1 -179858.96 8 +171386.95 5030.0 – C57
2021-12-28 01:33:53 S 09 05 55.783 +25 31 15.20 – V C57
2021-12-28 01:33:53 s 1 -180147.10 1 +167819.60 3520.0 – C57
2021-12-28 01:43:53 S 09 05 54.977 +25 31 10.67 – V C57
2021-12-28 01:43:53 s 1 -180200.31 1 +167102.01 1010.0 – C57
2021-12-28 01:53:53 S 09 05 53.498 +25 30 57.71 – V C57
2021-12-28 01:53:53 s 1 -180252.03 1 +166383.04 1690.0 – C57
2021-12-28 02:03:53 S 09 05 52.231 +25 30 46.51 – V C57
2021-12-28 02:03:53 s 1 -180302.25 3 +165662.69 5520.0 – C57
2021-12-28 02:13:53 S 09 05 51.000 +25 30 34.74 – V C57
2021-12-28 02:13:53 s 1 -180350.96 9 +164940.96 2460.0 – C57
2021-12-28 02:23:53 S 09 05 49.913 +25 30 26.71 – V C57
2021-12-28 02:23:53 s 1 -180398.17 2 +164217.85 2500.0 – C57
2021-12-28 02:43:53 S 09 05 47.426 +25 30 03.74 – V C57
2021-12-28 02:43:53 s 1 -180488.00 5 +162767.48 1670.0 – C57
2021-12-28 02:53:53 S 09 05 46.397 +25 29 54.60 – V C57
2021-12-28 02:53:53 s 1 -180530.61 9 +162040.23 740.0 – C57
2021-12-28 03:03:53 S 09 05 45.264 +25 29 48.05 – V C57
2021-12-28 03:03:53 s 1 -180571.68 8 +161311.59 2760.0 – C57
2021-12-28 03:13:53 S 09 05 43.687 +25 29 37.54 – V C57
2021-12-28 03:13:53 s 1 -180611.20 2 +160581.56 7680.0 – C57
2021-12-28 03:23:53 S 09 05 42.989 +25 29 21.30 – V C57
2021-12-28 03:23:53 s 1 -180649.15 5 +159850.15 5480.0 – C57
2021-12-28 03:33:53 S 09 05 41.563 +25 29 12.59 – V C57
2021-12-28 03:33:53 s 1 -180685.53 7 +159117.36 6110.0 – C57
2021-12-28 03:43:53 S 09 05 40.200 +25 29 03.48 – V C57
2021-12-28 03:43:53 s 1 -180720.34 1 +158383.18 9540.0 – C57
2021-12-28 03:53:53 S 09 05 38.592 +25 28 58.26 – V C57
2021-12-28 03:53:53 s 1 -180753.55 7 +157647.61 5730.0 – C57
2021-12-28 04:03:53 S 09 05 37.774 +25 28 49.08 – V C57
2021-12-28 04:03:53 s 1 -180785.17 9 +156910.66 4650.0 – C57
2021-12-28 04:13:53 S 09 05 36.742 +25 28 33.20 – V C57
2021-12-28 04:13:53 s 1 -180815.19 5 +156172.31 6260.0 – C57