Extinction dans l'Atmosphèee tereestre. 



35 



Fz 



Jz 



corr. 



log J-. 

 obs. I cale. 



diff. 



85 



123 



1.58 

 1.53 

 1.77 

 3.18 

 4.40 



log Jz = 1.686 - 0.1091 Fz 



31.7 32.9 



31.8 33.1 

 29.5 30.8 

 21.1 21.8 

 15.5 16.1 



E. M. = ± 0.003 



+ 90 



123 



+ 100 



123 



+ 105 



123 



+ 110 



123 



log Jz = 1.650 - 0.1108 Fz 



E. M. = ± 0.004 



