Meteor showers
type: Concept
narrower: Zenith hourly rate

Zenith hourly rate
alternative label: ZHR
alternative label: Zenith hour rate
modified: 2020-11-04T20:53:03.542Z
modified: 2020-11-09T22:12:32.052Z
definition: The number of meteors expected to be seen under ideal conditions if the radiant of the meteoroid stream is at the zenith of the observer.
broader: Meteor showers
contributor: AAS Frey.Katie Admin
type: Concept