1989 UU1

1989UU1, 06555, 1931 DV, 1931DV, 1977 AR, 1977AR, 1979 SS10, 1979SS10, J31D00V, J77A00R, J79S10S, J89U01U

All data for this body: [vot]

MPC data
Name (number) 1989 UU1 (6555)
a 2.21953
e 0.09505
i / sin(i) 6.6786 / 0.11630
q 2.00855
Q 2.43050
ω 182.7266
Node 280.1135
m 216.4675
n 0.2981
Epoch 2460800.5
nobs 3926
nopp 27
Years observed 1931-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.219
ep 0.150
sin(ip) 0.123
G 0.150
H 13.000
Mass
D 6.75 0.041
pV 0.357 0.0180
Value
Rotational Period 12.677
Period quality 3-
Spectral Class S
Spectral Class Score 5.856
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2194 0.1505 0.1229 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.48 0.060 0.060 Masiero 2014ApJ...791..121M NEATM
7.00 0.057 0.057 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.302 0.0413 0.0413 Masiero 2011ApJ...741...68M NEATM
0.370 0.0200 0.0200 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
13.00 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.6738 2 Sidereal Durech 2020A&A...643A..59D Model
12.6778 3- Synodic Higgins 2007MPBu...34...79H Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.976 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT