185 
d. Daily range of the temperature of the air, expressed in 
Fahrenheit degrees. 
Formulae: 
No. 
All formulae : 
в 
Co 
—3 
| 
| 
Ф er ve AS = 
= 
F. degrees 
m = 
11.74 
9.40 
9.78 
11.97 
18.78 
24.26 
29.88 
54.18 
57.40 
38.23 
57.65 
. degrees 
4.900 
5.029 
10.509 
9.964 
4.064 
11.045 
4.625 
5.454 
8.861 
7.250 
C= 49? 9 
48?51' 
56759” 
8 
40950” 
55757! 
71258” 
90° 5’ 
110955” 
127257” 
147221” 
R = 25.8544 days. 
=. 2,708. 
= 0.090 Fahrenheit degrees. 
X, 
170712/ 
25995” 
115225” 
12216” 
167918” 
94°43’ 
152219” 
86910” 
279215”. 
505947” 
Differences 
A Ba = 18°42’ 
