New charts have been added to britastro.org/computing/charts_comet.htmlI have noted some forthcoming close approaches to deep sky objects. It looks like the tail of C/2011L4 will pass over M31 towards the end of this month but of course it may be hard to see/photograph due to altitude and Moon.(You may need to clear your browser’s cache to see the new page. In Windows: Ctrl+F5).
See http://britastro.org/computing/charts_comet.htmlNote some predicted photo opportunities:- C/2012 L2 (LINEAR) is currenty passing along the edge of the Pleiades- 273P (Pons-Gambart) will pass very close to M101 on April 9(You may need to clear your browser’s cache to see the new page. In Windows: Ctrl+F5).