Harvard College Observatory Plate Collection

GPTKB entity

Predicate	Object
gptkbp:instanceOf	astronomical photographic plate archive
gptkbp:contains	glass plate negatives astronomical photographic plates astrophotographic data
gptkbp:country	gptkb:United_States
gptkbp:digitizedBy	DASCH project
https://www.w3.org/2000/01/rdf-schema#label	Harvard College Observatory Plate Collection
gptkbp:location	gptkb:Cambridge,_Massachusetts gptkb:Harvard_College_Observatory
gptkbp:notableFor	longest continuous record of the sky
gptkbp:notablePerson	gptkb:Williamina_Fleming gptkb:Edward_Charles_Pickering gptkb:Annie_Jump_Cannon gptkb:Henrietta_Swan_Leavitt
gptkbp:notableProject	gptkb:DASCH_(Digital_Access_to_a_Sky_Century_@_Harvard)
gptkbp:partOf	gptkb:Harvard_University
gptkbp:pieceCount	over 500,000
gptkbp:preservedIn	gptkb:Harvard_College_Observatory
gptkbp:startDate	1885–1992
gptkbp:usedFor	astronomical research variable star discovery historical sky surveys
gptkbp:website	https://platestacks.cfa.harvard.edu/
gptkbp:bfsParent	gptkb:Pickering's_Harem
gptkbp:bfsLayer	7