Variable Star Charts created using AAVSO Variable Star Plotter online software

Variable Star Charts created using AAVSO Variable Star Plotter online software.

Each chart is suitable for binoculars, North is up and East is left.

Beta LYR – A beautiful double star, 7.8 magnitude blue secondary; the white primary is a eclipsing binary varying between 3.4 and 4.3 mag every 12.9 days.

Beta Per – Algol, an eclipsing binary that varies from 2.2 to 3.5 magnitude every 2.87 days for 10 hours before returning to 2.2 magnitude.

Delta CEP – The prototype pulsation variable star of it’s class. Varies between 3.6 and 4.3 mag every 5 days and 9 hours. Also a beautiful double with a 6th mag blue companion.

Eta AQL – A bright Cepheid that varies from 4.1 to 5.3 magnitude every 7.2 days

Chi CYG – A long period red giant star varying from 4th or 5th magnitude at brightest to a dim 13 magnitude every 407 days.

Zeta GEM – A bright Cepheid that every 10.2 days falls from 3.7 to 4.1 in 10.2 days

Omicron Cet – MIRA , the prototype of long period red giant variable stars. It takes around 331 days to fall from 3.0 magnitude to 9th magnitud

Constellation Star MAPS of the variable stars

LYRA

PERSEUS

CEPHEUS

AQUILA

CYGNUS

GEMINI

CETUS

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