WY Ari

HBC10
Alternative names:
HBC 10, LkH α264
Type:
CTTS
Spectral type:
K5 V
Photometric data:
U-B:
 -0. 46 0.32 [23]
B-V:
 0. 83 0.76 [23]
V:
 12. 46 9.90 [23]
V-R:
0.36 [23]
R-I:
0.36 [23]
J-H:
H-K:
 0. 81
K:
 8. 27
K-L:
 0. 87
IRAS Fluxes(Jy): F12  = 0. 69 [43]
F25  = 0. 72 [43]
F60  = 0. 56 [43]
F100 = 7. 59L [43]
Activity parameters:
Pphot:
V Range:
vsini:
22.6 Km/s
[28]
X-rays luminosity:
Wind parameters:
W(Hα) :
85 Å
W([OI]) :
Associated with:
Binarity:
Characteristics:

 

IUE data:
Mg II Si II He II C IV Si IV O I F 2900 F1855
(erg- cm2s) (-erg- cm2s) (erg- cm2s) (erg-- cm2s) (erg- cm2s) (-erg- cm2s) (-erg-- cm2s˚A ) (-erg- cm2s˚A )
1.3E-12 2.5E-13 2.6E-13 1.9E-13 4.5E-13 3.0E-14 7.8E-15

 

 

IUE spectra and data
no ¯
 Cam. Image Disp. Ap. Date T. exp. Comments Mag
 
[min.]
 
1 LWP 10051 L L 87-02-01 30.00 ECC=353 12.3
2 LWP 16942 L L 89-12-18 15.00 ECC=351 12.3
3 LWP 16943 L L 89-12-18 15.00 ECC=341 12.2
 
4 SWP 30220 L L 87-02-01 170.00 ECC=352 12.3
5 SWP 37842 L L 89-12-18 100.00 ECC=230 12.1
6 SWP 37843 L L 89-12-18 186.00 ECC=331,PREAD 12.3