Appendix Table B-3. --Values for the constant k by latitude used 

 in computation of back radiation. [Adapted from Budyko, 1956.] 



55N 50N 45N 40M 35N 30N 25N 20N 



0.75 0.73 0.71 0.69 0.67 0.64 0.62 0.60 



15N ION 5N ON OS 5S 10S 15S 



0.58 0.56 0.53 0.51 0.51 0.53 0.56 0.58 



20S 25s 30s 35S 40S 45s 50s 55S 



0.60 0.62 0.64 0.67 0.69 0.71 0.73 0.75 



67 



