Apparent magnitude
type: Concept
narrower: Photographic magnitude

Photographic magnitude
type: Concept
contributor: AAS Frey.Katie
broader: Apparent magnitude
definition: The apparent magnitude of a star as determined by measuring its brightness on a photographic plate. The photographic magnitude scale is now considered obsolete.
modified: 2020-11-17T19:29:50.914Z
modified: 2020-11-17T19:29:41.014Z