Astr 221 October 27, 2003: Magnitude and Wavelengths  

Remote Sensing

Brightness of Stars

Kirchoff's Laws

Blackbody Radiation

Spectral Graph

Some cheese with your Wein?

Luminosity

Question: what are 2 ways to measure a star's temperature?

Measuring the colours of stars

UBVRI standard stars

Blackbody curves graph

Question:Which filters are better?

Question: Red or Blue?