Descour

08729, 1981 UG4, 1981UG4, 1991 KX2, 1991KX2, 1991 LP6, 1991LP6, 1996 VZ12, 1996VZ12, 1998 FC54, 1998FC54, J81U04G, J91K02X, J91L06P, J96V12Z, J98F54C

All data for this body: [vot]

MPC data
Name (number) Descour (8729)
a 2.41588
e 0.03274
i / sin(i) 2.6597 / 0.04640
q 2.33678
Q 2.49498
ω 220.3600
Node 222.8159
m 178.1918
n 0.2625
Epoch 2460800.5
nobs 2503
nopp 25
Years observed 1976-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.416
ep 0.052
sin(ip) 0.059
G 0.150
H 15.030
Mass
D 3.27 0.402
pV 0.199 0.0215
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 14.493
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4156 0.0517 0.0591 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.27 0.402 0.402 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.199 0.0215 0.0215 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
15.03 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Q 0.59 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.5778 0.7390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7006 0.7390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8037 0.7390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT