ROX 47

 

 

HBC647

 
Alternative names:
HBC 647, DoAr 51    
Type:
Spectral type:
M0
Photometric data:
U-B:
 1. 43
B-V:
 1. 90
V:
 13. 59
V-R:
 1. 33*i
R-I:
 1. 10*i
J-H:
 0. 78
H-K:
 0. 35
K:
 7. 77
K-L:
 0. 15
IRAS Fluxes(Jy): F12  = 0. 09c
F25  =
F60  = 1. 81b
F100 =
Activity parameters:
Pphot:
V Range:
 
vsini:
8 Km/s
X-rays luminosity:
Wind parameters:
W(Hα) :
7 Å
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 )
4.6E-14 3.8E-15

 

 

IUE spectra:
no ¯
 Cam. Image Disp. Ap. Date T. exp. Comments Mag
 
[min.]
 
1 LWP 08114 L L 86-04-27 105.00 E=109,C=91,B=67 No measured