dwarf elliptical galaxy concept from the Astronomy knowledge base

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dwarf elliptical galaxy

subject fact

dwarf elliptical galaxy has mass > 10⁷ M_sun (among the least massive galaxies) has source: Silk, J. 1990 The Big Bang, W. H. Publishers, New York, 2001-09-27 09:31:16.0
is a kind of elliptical galaxy

elliptical galaxy has classification criteria E0 (spherical) to E7 (greatest eccentricity)

galaxy has number of stars 10⁶ to 10¹² 2001-09-27 09:31:09.0
has catalog galaxy catalog

celestial body has spectra 2001-09-27 09:30:09.0

physical object has location or center of gravity 2001-09-27 09:27:27.0
has angular momentum
has velocity
has momentum
has temperature
has volume
has extent
has material

Kinds of dwarf elliptical galaxy :

Leo dwarf (2 kinds, 17 facts) - Two dwarf elliptical galaxies (about 220-250 kpc distant) belonging to the Local Group. Leo I (dE3), M_v ≈ - 11, diameter 1.8 kpc; Leo II, M_v = -9.5, diameter 1.3 kpc.
NGC 147 (2 facts)
NGC 185 (2 facts)

dwarf elliptical galaxy	has mass > 10⁷ M_sun (among the least massive galaxies)
dwarf elliptical galaxy	is a kind of elliptical galaxy
elliptical galaxy	has classification criteria E0 (spherical) to E7 (greatest eccentricity)
galaxy	has number of stars 10⁶ to 10¹²
galaxy	has catalog galaxy catalog
celestial body	has spectra
physical object	has location or center of gravity
	has angular momentum
	has velocity
	has momentum
	has temperature
	has volume
	has extent
	has material