A look at the proposed Comet tails using the Mar 25th JPL data and Starry Night Pro.

*** Courtesy of TBar1984 on Youtube

JPL - C/2010 X1 (Elenin)
http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=C%2F2010%20x1;orb=0;cov=0;log=0;cad=1#cad

Anyone wishing to research something seen on Stereo should look at the Stereo Planet Finder. Here;
http://stereo-ssc.nascom.nasa.gov/beacon/planets/
It's time sensitive.