1999 RY211

1999RY211, 1977 RJ11, 1977RJ11, 38413, J77R11J, J99RL1Y

All data for this body: [vot]

MPC data
Name (number) 1999 RY211 (38413)
a 3.08309
e 0.14875
i / sin(i) 17.5015 / 0.30073
q 2.62448
Q 3.54171
ω 300.2004
Node 356.9005
m 329.8796
n 0.1821
Epoch 2460800.5
nobs 1697
nopp 22
Years observed 1977-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.085
ep 0.127
sin(ip) 0.308
G 0.150
H 14.330
Mass
D 4.18 0.938
pV 0.278 0.1974
Value
Rotational Period 5.853
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0853 0.1265 0.3079 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.18 0.938 0.938 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.278 0.1974 0.1974 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.33 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.85269 2 Synodic Pal 2020ApJS..247...26P Lightcurve