Pleiades (M45).
Photo taken with a Minolta SR-T101 camera with a 200mm TeleSor Auto MC f/3.3 lens stopped to f/5.6 piggyback mounted on a clock driven 203.2mm f/6.3 Meade LX200 Schmidt-Cassegrain Telescopeusing Seattle Film Works 200 ASA film with an exposure of 15 minutes at about 2:35 AM on August 22, 2001 in Ellenville, NY. Compare it to a photo taken with the same lens in New York City.