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valy

03 Sep 2012 14:20



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Cine sunt acei "unii" ? Link ? Stack-ul e intotdeauna mai prost decat cel mai bun cadru din el, nici vorba sa depasesti limita seeing-ului din punct de vedere al rezolutiei. De aia arunci cadrele slabe, atat la filme planetare cat si la DSO, e un trade-off intre rezolutie si SNR

http://www.astro.caltech.edu/~nlaw/thesis/thesisch4.html "..In poor seeing FWHMs are improved by up to a factor of four;.."

http://www.google.ro/url?sa=t&rct=j&q=&esrc=s&source=web&cd=11&cad=rja&ved=0CB4QFjAAOAo&url=http%3A%2F%2Frts2.org%2Fli.pdf&ei=GZBEUPH0KoPPtAbg_YHABQ&usg=AFQjCNG6rtj43Ap_I1Izqx1IlmxtPhmM6w

http://www.google.ro/url?sa=t&rct=j&q=&esrc=s&source=web&cd=2&cad=rja&ved=0CCgQFjAB&url=http%3A%2F%2Flascaux.asu.cas.cz%2Frts2%2Fli.pdf&ei=45BEUMCNOsnLswbUt4HoBg&usg=AFQjCNG2ydtyjVJEg4HRz_KbkC0W-gMXjA