These two images taken less than 10 mins apart, same camera, yet the shadows are vastly different. Exhibit C is from http://lasco-www.nrl.navy.mil/javagif/latest_img.html There is a huge difference in shadows from the NASA/SOHO site images.
Exhibit C.
http://img74.exs.cx/img74/8476/c219septlascosite.gif
Exhibit D.