Double & Multiple Stars, and How to Observe Them
Mullaney, James ASTRONOMERS’ OBSERVING GUIDES provide up-to-date information for amateur astronomers who want to know all about what it is they are observing. This is the basis of the first part of the book. The second part details observing techniques for practical astronomers, working with a range of different instruments.
Double and Multiple stars are among the most fascinating astronomical objects. They range from ‘optical binaries’ that can be easily ...