Image Details
Caption: Fig. 6.
B−V vs. Q plot for HV 2274 and nearby O/B stars. The line is a fiducial of unreddened Galactic O/B stars. The reddening, E(B−V), of a star is measured as its vertical displacement from the unreddened line.
© 2000. The American Astronomical Society. All rights reserved. Printed in U.S.A.