RMNLIB

(hybref_to_ig)

FSTD

 


INTEGER FUNCTION hybref_to_ig(ig1,ig2,ig3,ig4,rcoef,pref,x1,x2)


integer ig1,ig2,ig3,ig4
real rcoef,pref,x1,x2

DESCRIPTION 
To derive IG? values given hybrid reference values


Authors: Vivian Lee/Michel Valin - February 2002

ARGUMENTS

Output:
hybref_to_igreturns 0 if successful, else -1
ig1ig1 value
ig2ig2 value
ig3ig3 value
ig4ig4 value
Input:
prefreference pressure in mb (normally = 800mb)
rcoefcoefficient (1.0 to 2.0)
x1not used
x2not used

SEE ALSO

hybrid_to_pres, ig_to_hybref, read_decode_hyb, write_encode_hyb

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