Concerning binary stars in general: O...are called "optical" binaries if both stars can be resolved in a true mutually orbiting binary system. O...in the case of both spectroscopic and eclipsing binary stars you still have to resolve both stars to tell that the system is a binary system. Othey obey Kepler's Laws (as modified by Newton). ...are called a "spectrum binary" if both stars have identical spectra.
Concerning binary stars in general: O...are called "optical" binaries if both stars can be resolved in a true mutually orbiting binary system. O...in the case of both spectroscopic and eclipsing binary stars you still have to resolve both stars to tell that the system is a binary system. Othey obey Kepler's Laws (as modified by Newton). ...are called a "spectrum binary" if both stars have identical spectra.
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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Transcribed Image Text:Concerning binary stars in general:
- ○ ...are called "optical" binaries if both stars can be resolved in a true mutually orbiting binary system.
- ○ ...in the case of both spectroscopic and eclipsing binary stars you still have to resolve both stars to tell that the system is a binary system.
- ○ ...they obey Kepler's Laws (as modified by Newton).
- ● ...are called a "spectrum binary" if both stars have identical spectra.
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