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Variable Stars

What are Variable Stars?
Classification

Pulsating Variables
Eruptive / Cataclysmic
Rotating Variables
Eclipsing Binaries

Observing

Why Observe Variable Stars?
Stars Easy to Observe
Variable Star Charts
Observations Planner

Report a Discovery
VS-COMPAS Research Tool

References

Public Photometry Banks

NSVS ASAS CRTS

APASS Kepler LINEAR

Scientific Publications
AAVSO Data Resources
VSX International Database
Other Resources

Statistics Overview

Variables by Constellation
Variables by Type
Variables by Magnitude
Variables by Period

Build Own Criteria