being radiated from its outer atmosphere at an effective temperature of more than 21,000 K. At this temperature, the star glows with a blue-white hue. The star has a weak magnetic field (from -10 G to 30 G, an upper bound on a dipolar magnetic field strength of about ). References External links B-type subgiants Beta Cephei variables Pegasus (constellation) Pegasi, Gamma 0039 Durchmusterung objects Pegasi, 88 000886 001067 Algenib