SOHO LASCO C3

Hi first post,

I was looking at the LASCO C3 images and was wondering what causes the effect seen in the NW section of the disc? It also appears on the C2

LASCO C3

LASCO C2

Posted here as I would prefer a logical answer rather than people shouting its a ufo because it "appears to move"

Thanks guys in advance

I think it's Mercury or another planet. Planets have that bright point with the east westt light ban. ie below
sci.esa.int...

reply to post by badmoviefan


Cheers for that, so glad the first explanation was a sensible one.

reply to post by Jamjar


Enjoy it while it lasts. They can be few and far between normally.