Messier 9

GPTKB entity

Statements (63)
Predicate Object
gptkbp:instance_of gptkb:star
gptkbp:age approximately 12 billion years
gptkbp:apparent_magnitude 8.6
-9.5
gptkbp:area approximately 80 light years
gptkbp:contains gptkb:battle
hundreds of thousands of stars
millions of stars
gptkbp:coordinates l = 6.5°, b = -20.0°
gptkbp:declination -18° 31' 00"
gptkbp:depicted_in gptkb:physicist
small telescopes
gptkbp:diameter approximately 100 light years
gptkbp:discovered_by gptkb:Charles_Messier
gptkbp:distance approximately 25,000 light years
approximately 6,000 light years
gptkbp:exhibition gptkb:New_General_Catalogue
gptkb:Messier_catalog
gptkbp:has a dense core
gptkbp:has_color B-V = 0.95
gptkbp:has_feature gptkb:battle
gptkbp:has_spectral_type varies among stars
https://www.w3.org/2000/01/rdf-schema#label Messier 9
gptkbp:is_associated_with dark matter studies
gptkbp:is_considered an ancient star cluster
gptkbp:is_known_for NGC 6306
gptkbp:is_located_near gptkb:Messier_10
the Galactic Center
gptkbp:is_noted_for high stellar density
its gravitational interactions
its compactness
its ancient stellar population
its high concentration of stars
its low metallicity
its unique star distribution
gptkbp:is_observed_in gptkb:Hubble_Space_Telescope
optical wavelengths
infrared wavelengths
gptkbp:is_part_of gptkb:Messier_catalog
gptkb:Milky_Way_galaxy
gptkb:the_Local_Group
the Milky Way halo
the Galactic bulge
Milky Way globular clusters
gptkbp:is_studied_in gptkb:observatory
astrophysics
stellar population analysis
stellar formation history
its role in galaxy formation
gptkbp:is_used_in stellar evolution studies
gptkbp:located_in Galactic halo
constellation Ophiuchus
gptkbp:mass approximately 1.5 x 10^5 solar masses
gptkbp:members Ophiuchus constellation group
gptkbp:metallicity [ Fe/ H] = -1.33
gptkbp:notable_for its high concentration of stars
gptkbp:research globular cluster dynamics
gptkbp:right_ascension 17h 19m 12s
gptkbp:type Type II globular cluster
gptkbp:year_created gptkb:1764
gptkbp:bfsParent gptkb:Messier_10
gptkb:Messier_series
gptkbp:bfsLayer 6