SOLAR X-RAY PHOTOGRAPH 

 NRL, APRIL 19. I960 



DENSITY CONTOUR MAP OF 

 SOLAR X-RAY PHOTOGRAPH 



DENSITY INTENSITY 

 8 10 



7 

 6 

 5 

 4 

 3 

 2 

 I I 



-OPTICAL SUN 

 -MEAN X-RAY SUN 



OPTICAL SUN 



-1- 

 RESOLUTION DISC 



ROTATED RADI0HELI06RAPH 



RADIOHELIOGRAPH 



9.1 CM 

 (STANFORD UNIV) 



(»>': 



% 



Figure 3. — Comparison of X-ray solar-disk photograph with radioheHograph. Lower left 

 image was produced by photographing radioheHograph while it was being rotated in 

 manner analogous to rotation of rocket camera during its exposure. 



