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Glossary
Vega System A photometric standard based on the apparent magnitude of Vega
in that band.
World Coordinate System A system to convert pixel position to sky position.
Zero Point A calibration number to convert an instrument magnitude of flux to a
standard one. It normally changes from night to night.
Glossary
Vega System A photometric standard based on the apparent magnitude of Vega
in that band.
World Coordinate System A system to convert pixel position to sky position.
Zero Point A calibration number to convert an instrument magnitude of flux to a
standard one. It normally changes from night to night.