W 108

 

 

 

HBC222

 
Alternative names:
HBC 222, VSB 78           
Type:
Spectral type:
F9:e
Photometric data:
U-B:
 0. 17
B-V:
 0. 60
V:
 11. 97
V-R:
 0. 44*
R-I:
 0. 33*
J-H:
 0. 37
H-K:
 0. 64
K:
 9. 53
K-L:
 0. 70
IRAS Fluxes(Jy): F12  =
F25  =
F60  =
F100 =
Activity parameters:
Pphot:
V Range:
 
vsini:
56 Km/s
X-rays luminosity:
Wind parameters:
W(Hα) :
W([OI]) :
Associated with:
Binarity:
Characteristics:

 

 

IUE data:
Mg II Si II He II C IV Si IV O I F 2900 F1855
(-erg2- cm s) (-erg2- cm s) (erg2- cm s) (erg2- cm s) (-erg2- cm s) (-erg2- cm s) (-erg-- cm2s˚A ) (-erg-- cm2s˚A )
1.9E-14

 

 

IUE spectra:
no ¯
 Cam. Image Disp. Ap. Date T. exp. Comments Mag
 
[min.]
 
1 LWR 09720 L L 81-01-15 25.00 C=77,B=30 12.0