Candela

URI: https://gptkb.org/entity/Candela
GPTKB entity
Statements (31)
Predicate Object
gptkbp:instanceOf gptkb:unit_of_luminous_intensity
gptkbp:abbreviation cd
gptkbp:adoptedBy 1948
gptkbp:baseQuantity luminous intensity
gptkbp:category photometry
gptkbp:definedIn gptkb:International_System_of_Units
luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540×10^12 hertz and has a radiant intensity in that direction of 1/683 watt per steradian
gptkbp:dimensions luminous intensity
gptkbp:isBaseUnitOf luminous intensity
gptkbp:measures true
gptkbp:namedAfter gptkb:lighthouse
gptkbp:quantityMeasured luminous intensity
gptkbp:redefinedIn 1979
2019
gptkbp:relatedTo gptkb:lumen
gptkb:watt
lux
steradian
gptkbp:SI_number yes
gptkbp:symbol cd
gptkbp:unitSystem SI
gptkbp:usedFor measuring luminous intensity
gptkbp:bfsParent gptkb:Monti_della_Daunia
gptkb:Province_of_Foggia
gptkb:Buena_Vista_Social_Club_(album)
gptkb:Vicente_García
gptkb:Buena_Vista_Social_Club_–_Buena_Vista_Social_Club
gptkb:Noelia
gptkb:Foggia_Province
gptkbp:bfsLayer 7
https://www.w3.org/2000/01/rdf-schema#label Candela