Description: NGC 7331 was discovered by William Herschel in 1784. It is one of the brightest galaxies which is not included in Messier's
catalog. It shows a fine spiral
structure despite its small inclination from the edge-on position. Several
companions and background galaxies
are also visible in this image.
Credit: Daniel Bramich (ING) and Nik Szymanek.
Date: 2001.
Technical information:
Telescope: 1.0-m Jacobus Kapteyn Telescope.
Instrument: JAG CCD Camera.
Detector: SITe2.
Filters and exposure times: 10*100 second exposures in R, V and B.
Available formats: JPEG (152 K) | TIFF (8,364 K) | TIFF (32,644 K) | PDF (with text)