M-81

GPTKB entity

Statements (51)
Predicate Object
gptkbp:instanceOf galaxy
gptkbp:diameter approximately 90,000 light-years
gptkbp:established gptkb:Johann_Elert_Bode
gptkbp:hasAlumni yes
gptkbp:hasCampus yes
gptkbp:hasCharacter gptkb:SN_1993J
gptkb:SN_2014J
gptkbp:hasCitations yes
gptkbp:hasExhibition with_M-82
with_NGC_2976
with_NGC_3077
gptkbp:hasFacilities approximately 10^11 solar masses
gptkbp:hasFacility approximately 680 km/s
gptkbp:hasFilm barred spiral galaxy
gptkbp:hasGoals yes
gptkbp:hasHistory SBbc
gptkbp:hasIntersectionsWith with_M-82_and_NGC_3077
gptkbp:hasLocalCuisine gptkb:M-82
NGC 2976
NGC 3077
gptkbp:hasLocation metal-rich
gptkbp:hasMission yes
gptkbp:hasOccupation approximately 2.5 solar masses per year
gptkbp:hasParticipatedIn yes
gptkbp:hasPopulation old and young stars
gptkbp:hasRelatedPatent SAB(rs)bc
gptkbp:hasResidence yes
gptkbp:hasSpecialty yes
gptkbp:hasStudentOrganizations yes
gptkbp:hasTheme 0.0023
gptkbp:hasTouristAttraction yes
approximately 70 million solar masses
gptkbp:hasVariants yes
https://www.w3.org/2000/01/rdf-schema#label M-81
gptkbp:isFiledIn B-V = 0.9
gptkbp:isIntegratedWith with_M-82
with_NGC_2976
with_NGC_3077
gptkbp:length 31.5
approximately 12 million light-years
gptkbp:lighting high
gptkbp:locatedIn Ursa Major constellation
gptkbp:mission yes
gptkbp:partOf gptkb:M81_Group
gptkbp:region HII_regions
gptkbp:releaseYear 1774
gptkbp:resolution varies across the galaxy
gptkbp:type spiral galaxy
gptkbp:unitAwards approximately 6.9
gptkbp:visitedBy gptkb:Chandra_X-ray_Observatory
gptkb:Hubble_Space_Telescope