Brightness variability investigation of BD +61 154.
Abstract
Photoelectric ubvy H(alpha)H(beta) observations of the Herbig Ae/Be star BD+61 deg 154 are presented. The observational data are analyzed proceeding from the simple hypothesis that the light variation is mainly due to temperature changes of gaseous envelope.
- Publication:
-
Astronomische Nachrichten
- Pub Date:
- April 1994
- DOI:
- 10.1002/asna.2103150308
- Bibcode:
- 1994AN....315..253C
- Keywords:
-
- A Stars;
- B Stars;
- Brightness Distribution;
- Stellar Envelopes;
- Temperature Gradients;
- Variable Stars;
- Color-Magnitude Diagram;
- Emission Spectra;
- H Alpha Line;
- H Beta Line;
- Light Curve;
- Astronomy