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TIGGE > Parameters > Sunshine duration >  
     

Sunshine duration

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Name: sunshine_duration Abbreviation: sund Unit: s

Definition The solar duration is the length of time in which the solar radiation falling on a plane perpendicular to the direction of the Sun is greater or equal to 120 W/m2.
Validity accumulated from the beginning of the forecast
Comment The field will be archived at forecast step 0, with all data values set to zero.

GRIB 2
Discipline = 0    
Parameter Category = 6    
Parameter Number = 24    
Type of statistical processing = 1    
Type of first fixed surface = 1 Type of second fixed surface = All 1's
Scale factor of first fixed surface = All 1's Scale factor of second fixed surface = All 1's
Scaled value of first fixed surface = All 1's Scaled value of second fixed surface = All 1's
GRIB 2 and C-code for: Deterministic forecast, Perturbed forecast and Control forecast


Comments

Author Contents  
Jörg Urban Joint Meeting of CT-MTDCF/ET-DRC, Montreal, 8-12 May 2006: accepted parameter number 24.




 

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