Easy in my 7x21 Nikons. Sure beats M13 at mag 5.9. Would the calc be 2.5 times 1.4? That's only 3.5x brighter, seems more. Jack > Still looking good. It was clear enough to get a good look, > and was naked-eye at the end of nautical twilight. I first saw it > naked eye thinking I was seeing nearby tau CrB, but in a couple of > minutes I could see both, and the comet was a few tenths of a > magnitude brighter than the star, so mag 4.5 or so is good. > > \Brian -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.