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DQ Tau |
HBC72
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Alternative names: |
HBC 72, MH α 257-7 |
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Type: |
CTTS |
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Spectral type: |
M 0,1 V |
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Photometric data: |
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U-B: |
0. |
36 |
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B-V: |
1. |
39 |
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V: |
13. |
16 |
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V-R: |
1. |
07 |
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R-I: |
1. |
02 |
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J-H: |
0. |
93 |
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H-K: |
0. |
55 |
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K: |
8. |
08 |
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K-L: |
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| IRAS Fluxes(Jy): |
F12 = |
0. |
76 |
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F25 = |
1. |
22 |
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F60 = |
1. |
26 |
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F100 = |
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Activity parameters: |
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Pphot: |
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V Range: |
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vsini: |
30.8 Km/s |
[37] |
X-rays luminosity: |
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Wind parameters: |
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W(Hα) : |
113 Å |
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W([OI]) : |
2.7 Å |
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[35] |
Associated with: |
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Binarity: |
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| Characterisitics: |
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Single |
[62, 64] |
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IUE spectra:
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n |
Cam. |
Image |
Disp. |
Ap. |
Date |
T. exp. |
Comments |
Mag |
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[min.] |
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| 1 |
LWP |
27257 |
L |
L |
94-01-20 |
45.00 |
C=1.5X,B=216 |
— |
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