1997 WU8

1997WU8, 1999 CQ47, 1999CQ47, 27998, J97W08U, J99C47Q

All data for this body: [vot]

MPC data
Name (number) 1997 WU8 (27998)
a 2.72762
e 0.12660
i / sin(i) 2.6106 / 0.04555
q 2.38230
Q 3.07294
ω 214.7896
Node 152.4754
m 73.1932
n 0.2188
Epoch 2460800.5
nobs 2092
nopp 22
Years observed 1992-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.726
ep 0.088
sin(ip) 0.039
G 0.150
H 14.770
Mass
D 3.69 0.133
pV 0.188 0.0365
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.322
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7257 0.0882 0.0387 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.69 0.133 0.133 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.188 0.0365 0.0365 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
14.77 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.897 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.97 Bus VIS Carvano 2010A&A...510A..43C PHOT