http://cosmos4u.blogspot.com/2010/01/bright-sungrazing-comet-in-sohos-field.html links to all I could find so far; there has been frantic discussion on http://tech.groups.yahoo.com/group/comets-ml in the past few hours. Just keep watching http://sohowww.nascom.nasa.gov/data/realtime/c3/512/ ... Dan