IEVref:
845-09-93
ID:
Language:
en
Status:
Obsolete
Term:
sunshine duration
Synonym1:
Synonym2:
Synonym3:
Symbol:
S
Definition:
sum of time intervals within a given time period (hour, day, month, year) during which the irradiance from direct solar radiation on a plane normal to the sun direction is equal to or greater than 200 watts per square metre
Publication
date
:
1987
Source
Replaces:
Internal notes:
CO remarks:
TC/SC remarks:
VT remarks:
Domain1:
Domain2:
Domain3:
Domain4:
Domain5:
sum of time intervals within a given time period (hour, day, month, year) during which the irradiance from direct solar radiation on a plane normal to the sun direction is equal to or greater than 200 watts per square metre