Dwarf Spheroidal Galaxy Leo II (Leo B, UGC 6253, DDO 93, A1111),
type dE0 pec,
Together with Leo I, dwarf spheroidal galaxy Leo II
was discovered in 1950 by R.G. Harrington and A.G. Wilson of the Mt. Wilson
and Palomar Observatories on plates of the National Geographic Society -
Palomar Sky Survey obtained with the 48-inch Schmidt Telescope on Mt. Palomar
(Harrington and Wilson, 1950).
According to Wilson (1955), Wilson discovered Leo I
and Harrington discovered Leo II.
- 11 : 13.5
- +22 : 10
- dE0 pec
- 750 kly
- Apparent Dimension:
- 12.0 x 11.0 arc min
- 12.6 mag vis
- Abs. Mag:
The image in our webpage was obtained by
Chris Schur with his 12.5" f/5
home-made Newtonian, using a SBIG ST7E CCD camera with Enhanced Cooling, from
Payson, Arizona at 5150 ft elevation.
It is a composite of exposures LRGB, exposure times 60:20:20:36 min.
More information on this image by Chris Schur
Leo II image by
a 135-min exposure on hypered Kodak Tech Pan 2415 with his 14.5-inch f/5
Newtonian, stopped to f/6, of April 2002.
Leo II image by Peter Erdman,
an about 15-hour exposure taken with an 8" f/9 system and SBIG ST-10 CCD
camera, taken in 2003 from Peter's driveway.
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Last Modification: June 26, 2003