M 75 Comparison Table

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physical object > natural object > celestial body > collection of stars > star cluster > globular cluster > class I globular cluster > M 75

Up: class I globular cluster, Messier object

M 75 comparison table

Subject has purpose has reference has location has orbit is part of has spectra is a kind of has catalog has number of star has velocity is an instance of has diameter has apparent magnitude has synonym has discovery date has mass has image has definition has distance has discoverer has age has Messier number

class I globular cluster most are in the halo some are members of the thick disk elongated, around the galactic center halo low abundances of heavy elements globular cluster globular cluster catalog 10⁵ to 10⁶ very high about 100 light-years 10⁴ to 10⁶ M_sun oldest stellar formation in the Galaxy

Messier object originally to catalog all objects which could be confused with a comet or center of gravity celestial sphere celestial body Messier catalog an object assigned a number by Charles Messier from Earth

M 75 originally to catalog all objects which could be confused with a comet NED, SIMBAD most are in the halo some are members of the thick disk elongated, around the galactic center halo low abundances of heavy elements Messier catalog 10⁵ to 10⁶ very high Messier object 6.0 arc min 8.5 (V) NGC 6864 1780 10⁴ to 10⁶ M_sun 57.7 kly Pierre Mechain oldest stellar formation in the Galaxy 75

Up: class I globular cluster, Messier object

Subject	has purpose	has reference	has location	has orbit	is part of	has spectra	is a kind of	has catalog	has number of star	has velocity	is an instance of	has diameter	has apparent magnitude	has synonym	has discovery date	has mass	has image	has definition	has distance	has discoverer	has age	has Messier number
class I globular cluster			most are in the halo some are members of the thick disk	elongated, around the galactic center	halo	low abundances of heavy elements	globular cluster	globular cluster catalog	10⁵ to 10⁶	very high		about 100 light-years				10⁴ to 10⁶ M_sun					oldest stellar formation in the Galaxy
Messier object	originally to catalog all objects which could be confused with a comet		or center of gravity		celestial sphere		celestial body	Messier catalog										an object assigned a number by Charles Messier	from Earth
M 75	originally to catalog all objects which could be confused with a comet	NED, SIMBAD	most are in the halo some are members of the thick disk	elongated, around the galactic center	halo	low abundances of heavy elements		Messier catalog	10⁵ to 10⁶	very high	Messier object	6.0 arc min	8.5 (V)	NGC 6864	1780	10⁴ to 10⁶ M_sun			57.7 kly	Pierre Mechain	oldest stellar formation in the Galaxy	75