Popular Astronomy

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Useful Variable Star links

AAVSO                                    http://www.aavso.org/

BAA Variable Star Section         http://britastro.org/vss/

BAA VSS light curves                http://britastro.org/vssdb/

BAA VSS Facebook page            https://www.facebook.com/BAAVSS

SPA VSS Facebook page            https://www.facebook.com/SPAVSS

DSLR Photometry guide             http://www.britastro.org/vss/JBAA%20120-3%20%20Loughney.pdf

The next two guides (PDF downloads) are based on Excel 97-2003, but the principles involved will also apply to later versions (although the method for plotting graphs will be slightly different)

Using Excel to generate eclipse predictions                                       When will eclipses occur

Using Excel to create phase based light curves for eclipsing binaries   When did eclipses occur