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
2021-12-29 02:33:53 s 1 -165683.50 7 +44845.128 7850.0 – C57
2021-12-29 02:43:53 S 09 02 51.122 +25 05 20.36 – V C57
2021-12-29 02:43:53 s 1 -165381.64 2 +43929.404 5150.0 – C57
2021-12-29 02:53:53 S 09 02 50.131 +25 05 14.03 – V C57
2021-12-29 02:53:53 s 1 -165076.07 7 +43012.694 6180.0 – C57
2021-12-29 03:03:53 S 09 02 48.737 +25 05 02.76 – V C57
2021-12-29 03:03:53 s 1 -164766.78 8 +42095.010 820.0 – C57
2021-12-29 03:13:53 S 09 02 47.693 +25 04 57.50 – V C57
2021-12-29 03:13:53 s 1 -164453.74 7 +41176.364 8970.0 – C57
2021-12-29 03:23:53 S 09 02 46.404 +25 04 43.64 – V C57
2021-12-29 03:23:53 s 1 -164136.92 8 +40256.768 510.0 – C57
2021-12-29 03:33:53 S 09 02 45.118 +25 04 32.52 – V C57
2021-12-29 03:33:53 s 1 -163816.30 4 +39336.236 5330.0 – C57
2021-12-29 03:53:53 S 09 02 42.761 +25 04 10.34 – V C57
2021-12-29 03:53:53 s 1 -163163.53 6 +37492.414 4380.0 – C57
2021-12-29 04:03:53 S 09 02 41.426 +25 04 01.45 – V C57
2021-12-29 04:03:53 s 1 -162831.33 6 +36569.151 8370.0 – C57
2021-12-29 04:13:53 S 09 02 39.970 +25 03 52.24 – V C57
2021-12-29 04:13:53 s 1 -162495.22 3 +35645.005 5190.0 – C57
2021-12-29 04:23:53 S 09 02 39.007 +25 03 37.80 – V C57
2021-12-29 04:23:53 s 1 -162155.16 8 +34719.991 4720.0 – C57
2021-12-29 04:33:53 S 09 02 37.738 +25 03 28.26 – V C57
2021-12-29 04:33:53 s 1 -161811.14 5 +33794.123 6840.0 – C57
2021-12-29 04:43:53 S 09 02 36.610 +25 03 21.42 – V C57
2021-12-29 04:43:53 s 1 -161463.12 3 +32867.417 1440.0 – C57
2021-12-29 05:03:53 S 09 02 34.063 +25 03 00.07 – V C57
2021-12-29 05:03:53 s 1 -160754.97 2 +31011.548 7580.0 – C57
2021-12-29 05:13:53 S 09 02 32.774 +25 02 47.36 – V C57
2021-12-29 05:13:53 s 1 -160394.78 6 +30082.418 8890.0 – C57
2021-12-29 05:23:53 S 09 02 31.891 +25 02 40.67 – V C57
2021-12-29 05:23:53 s 1 -160030.48 6 +29152.512 2190.0 – C57
2021-12-29 05:33:53 S 09 02 30.509 +25 02 26.45 – V C57
2021-12-29 05:33:53 s 1 -159662.04 3 +28221.848 7360.0 – C57
2021-12-29 05:43:53 S 09 02 28.956 +25 02 14.06 – V C57
2021-12-29 05:43:53 s 1 -159289.42 8 +27290.441 4280.0 – C57
2021-12-29 05:53:53 S 09 02 27.946 +25 02 08.30 – V C57
2021-12-29 05:53:53 s 1 -158912.61 1 +26358.311 2820.0 – C57
2021-12-29 06:03:53 S 09 02 26.554 +25 01 55.42 – V C57
2021-12-29 06:03:53 s 1 -158531.56 1 +25425.473 2860.0 – C57
2021-12-29 06:13:53 S 09 02 25.663 +25 01 44.94 – V C57
2021-12-29 06:13:53 s 1 -158146.24 8 +24491.948 4270.0 – C57
2021-12-29 06:23:53 S 09 02 24.228 +25 01 34.28 – V C57
2021-12-29 06:23:53 s 1 -157756.64 1 +23557.754 6930.0 – C57
2021-12-29 06:43:53 S 09 02 21.828 +25 01 18.30 – V C57
2021-12-29 06:43:53 s 1 -156964.42 3 +21687.433 5450.0 – C57
2021-12-29 07:03:53 S 09 02 19.678 +25 00 54.58 – V C57
2021-12-29 07:03:53 s 1 -156154.65 5 +19814.669 7410.0 – C57
2021-12-29 07:13:53 S 09 02 18.475 +25 00 46.87 – V C57
2021-12-29 07:13:53 s 1 -155743.11 1 +18877.423 4340.0 – C57
2021-12-29 07:33:53 S 09 02 16.008 +25 00 24.05 – V C57