[Utah-astronomy] "Beads" at second contact

Here's the dark equivalent of Bailey's beads during yesterday's eclipse. I am wondering if this is light streaming through low points in the lunar profile, relative to our position, while the higher points block the light a bit more. Anyone got an idea? Thanks, Joe http://www.slas.us/gallery2/main.php?g2_itemId=5029&g2_imageViewsIndex=1