2145 



2150 



20 



15 



10 



UJ 



< 15 

 UJ 



10 



3 



1 



ua±*MMM4l 



U_ 



2155 



LEGEND 

 — LOCATION A 



— LOCATION B 

 >•• LOCATION C 



70 FEET 



-1 



8 



/ 



• — 400'-* 

 A C 



£**■ 



2145 



2150 

 HOUR (GMT) 



2155 



FIGURE 10 SAMPLE OF WELL-DEFINED TEMPERATURE VARIATIONS 

 AT TWO LEVELS — 21 MAY I960 



22 



