Trumpler 7

GPTKB entity

Properties (54)
Predicate Object
gptkbp:instanceOf star cluster
gptkbp:age around 10 million years
gptkbp:associatedWith dark nebulae
gptkbp:contains gptkb:red_giants
variable stars
about 100
multiple blue supergiants
gptkbp:established gptkb:Robert_Trumpler
gptkbp:geographicalFeature l = 180°, b = -1°
gptkbp:has young stars
old stars
massive stars
multiple stellar populations
high metallicity stars
low mass stars
gptkbp:hasRecognition approximately 8.0
gptkbp:hasVariants +00° 00' 00''
https://www.w3.org/2000/01/rdf-schema#label Trumpler 7
gptkbp:isAccessibleBy gptkb:Earth
gptkbp:isEngagedIn 1930s
gptkbp:isKnownFor its age
its rich stellar content
its_distance_from_Earth
gptkbp:isLocatedNear nebulae
galactic plane
other star clusters
gptkbp:isPartOf gptkb:Scorpius-Centaurus_Association
gptkb:Scorpius_constellation
Milky Way Galaxy
open cluster category
gptkbp:isStudiedIn astronomers
stellar populations
stellar interactions
cluster dynamics
gptkbp:isUtilizedIn optical wavelengths
ultraviolet wavelengths
infrared_wavelengths
gptkbp:legalStatus 06h 12m 00s
gptkbp:length approximately 1,500 light years
gptkbp:locatedIn Milky Way
gptkbp:notableFeature HD 150136
HD 150137
HD 150138
HD 150139
HD 150140
gptkbp:partOf constellation_of_Scorpius
gptkbp:releaseYear 1930
gptkbp:research stellar dynamics
stellar evolution
star formation
gptkbp:type open cluster
various types
gptkbp:visibility best viewed in summer months
gptkbp:visitedBy gptkb:Hubble_Space_Telescope