Messier objects by John Sefick (original) (raw)

John Sefick's images of Messier objects

John Sefickhas obtained his images with a 25-inch Newtonian reflector and a ST-6 CCD camera. The location was a cabin near the Chequamegon National Forest in Northern Wisconsin. The telescope was mounted on an equatorial platform produced by Equatorial Platforms of Nevada City Californiai -see their image collection by different astrophotographers. The ST-6 camera has a Santa Barbara Instruments color wheel attached to the front of the camera. The telescope is an Obssession f5 focal length withTorus Precision Optics(of Iowa City). * M1:CCD image of M1,small version [caption] * M27:Larger b/w CCD image of M27,Smaller b/w image,Color image [caption] * M33:CCD image (b/w) [caption] * M51:Color CCD image,b/w CCD image of M51 andM51B (NGC 5195) [caption] * M57:Ring nebula color CCD image (very blueish !) [caption] * M64:Color CCD view of M64,another color CCD image,a magnification from the color CCD image [caption] * M65:Color CCD image of inclined spiral M65 [caption] * M66:Color CCD image of M66,another color view [caption] * M76:Color picture of the Little Dumbbell [caption] * M82:Great color CCD image [caption] * M97:b/w CCD image of the Owl nebula,a larger field (also b/w) showing faint background galaxies [caption] * M102 (NGC 5866):Color CCD image of edge-on spindle with narrow dark lane [caption] * M106:Color view of M106's central region [caption] Besides his Messier object images, our database contains the following Deep Sky images of John Sefick: * NGC 4565:Great edge-on spiral * NGC 5907:Color CCD image,smooth b/w image,another b/w view of "knife-edge" NGC 5907

Hartmut Frommert
Christine Kronberg
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Definitive Version: June 28, 1998
Last Modification: December 31, 2023