1991 UQ3

1991UQ3, 05527, 1981 UO25, 1981UO25, 1990 HB5, 1990HB5, J81U25O, J90H05B, J91U03Q

All data for this body: [vot]

MPC data
Name (number) 1991 UQ3 (5527)
a 2.23003
e 0.12736
i / sin(i) 3.6851 / 0.06427
q 1.94602
Q 2.51405
ω 173.0876
Node 108.8588
m 127.0708
n 0.2960
Epoch 2460800.5
nobs 7117
nopp 26
Years observed 1954-2025
rms 0.54
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.230
ep 0.106
sin(ip) 0.056
G 0.150
H 13.890
Mass
D 5.03 0.030
pV 0.393 0.0302
Value
Rotational Period 4.255
Period quality 3
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2297 0.1062 0.0561 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.88 0.050 0.050 Masiero 2014ApJ...791..121M NEATM
5.04 0.060 0.060 Masiero 2011ApJ...741...68M NEATM
5.15 0.048 0.048 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.351 0.0590 0.0590 Masiero 2011ApJ...741...68M NEATM
0.364 0.0738 0.0738 Masiero 2011ApJ...741...68M NEATM
0.420 0.0400 0.0400 Masiero 2014ApJ...791..121M 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
13.89 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.255019 2 Sidereal Durech 2019A&A...631A...2D Model
4.2554 3 Synodic Pravec LCDB Lightcurve