Libourel

10281, 1981 EE45, 1981EE45, J81E45E

All data for this body: [vot]

MPC data
Name (number) Libourel (10281)
a 2.72988
e 0.03660
i / sin(i) 10.5196 / 0.18257
q 2.62997
Q 2.82980
ω 251.8551
Node 11.0760
m 207.0072
n 0.2185
Epoch 2460800.5
nobs 3163
nopp 23
Years observed 1981-2025
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.728
ep 0.048
sin(ip) 0.182
G 0.150
H 13.640
Mass
D 12.24 0.234
pV 0.051 0.0108
Value
Rotational Period 7.570
Period quality 2
Spectral Class C
Spectral Class Score 8.313
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7283 0.0477 0.1819 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.24 0.234 0.234 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.051 0.0108 0.0108 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
13.64 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.5719 2 Sidereal Durech 2023A&A...675A..24D Model
7.57192 2 Sidereal Durech 2016A&A...587A..48D Model
7.572 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.38 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.4641 0.7370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7947 0.7370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.903 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT