Trumpler 12

GPTKB entity

Statements (52)
Predicate Object
gptkbp:instanceOf star cluster
gptkbp:age approximately 2 million years
gptkbp:associatedWith gptkb:Carina_star-forming_region
NGC 3372
gptkbp:collaborations international astronomical community
gptkbp:contains massive stars
gptkbp:coordinates RA 10h 45m 0s, Dec -59° 40′ 0″
gptkbp:established gptkb:Robert_Trumpler
gptkbp:greatGrandfather potential for supernova events
gptkbp:growthRate high star formation rate
gptkbp:hasInternationalClassification classified as an open cluster
gptkbp:hasPopulation age distribution analyzed
gptkbp:historicalEvent first cataloged in 1930
https://www.w3.org/2000/01/rdf-schema#label Trumpler 12
gptkbp:image UBV_photometry_available
gptkbp:internationalClassification spectroscopic studies conducted
gptkbp:isFiledIn B-V = -0.33
gptkbp:length approximately 8,000 light years
gptkbp:lighting approximately 100,000 times that of the Sun
apparent magnitude 6.0
affected by light pollution in some regions
gptkbp:locatedIn gptkb:Carina_constellation
gptkbp:model models applied to study evolution
gptkbp:naturalResources solar metallicity
gptkbp:nearbyAttractions trigonometric parallax used
gptkbp:notableFeature HD 93129A
HD 93129B
HD 93205
studies on stellar evolution
gptkbp:officialResidence high extinction due to dust
observed with ground-based telescopes
gptkbp:orbitalInclination mass function studied
stellar interactions observed
gptkbp:partOf gptkb:Carina_Nebula
gptkbp:photography infrared imaging used
photometric variability studied
gptkbp:researchInterest numerous research papers published
studied for massive star formation
gptkbp:scientificName included in various astronomical catalogs
interactions with interstellar medium observed
gptkbp:servesGrade mass loss from stars observed
gptkbp:size approximately 30 light years across
gptkbp:termStart contains several variable stars
gptkbp:type open cluster
O-type stars
gptkbp:universe dynamics of cluster studied
dynamics of stars analyzed
gptkbp:visibility best viewed in southern hemisphere
gptkbp:vision young stellar population
strong stellar winds present
gptkbp:visitedBy gptkb:Hubble_Space_Telescope
gptkbp:weight approximately 10,000 solar masses