bn:23903511n
Noun Named Entity
Categories: Articles with short description, Observational astronomy, Photometric systems
EN
zero point  Zero point photometry
EN
In astronomy, the Zero Point in a photometric system is defined as the magnitude of an object that produces 1 count per second on the detector. Wikipedia
English:
photometry
Definitions
Sources
EN
In astronomy, the Zero Point in a photometric system is defined as the magnitude of an object that produces 1 count per second on the detector. Wikipedia
A calibration mechanism for magnitude in astronomy Wikipedia Disambiguation