Statements (88)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:galaxy
|
| gptkbp:body_shape |
yes
Active Galactic Nucleus (AGN) |
| gptkbp:contains_star |
yes
about 1 solar mass per year Bode's Nebula (M82) |
| gptkbp:current_club |
no
|
| gptkbp:diameter |
90,000 light-years
approximately 90,000 light-years |
| gptkbp:discovered_by |
gptkb:Johann_Elert_Bode
|
| gptkbp:discovery_year |
1774
|
| gptkbp:distance_from_earth |
12 million light-years
approximately 12 million light-years |
| gptkbp:exhibition |
gptkb:Messier_catalog
|
| gptkbp:foot |
yes
two prominent arms |
| gptkbp:has_color |
blue and yellow
B-V = 0.9 yellowish-white |
| gptkbp:has_historical_significance |
yes
|
| gptkbp:has_interacting_galaxies |
yes
|
| gptkbp:has_luminosity |
about 1.5 times that of the Milky Way
|
| gptkbp:has_spectral_type |
Sbc
|
| gptkbp:has_supernova |
at its center
|
| gptkbp:has_type |
Barred Spiral Galaxy
|
| https://www.w3.org/2000/01/rdf-schema#label |
Bode's Galaxy
|
| gptkbp:included |
various astronomical surveys
|
| gptkbp:is_associated_with |
galaxy mergers
dark matter studies various supernovae events |
| gptkbp:is_considered_as |
a prototype of spiral galaxies
a benchmark for galaxy studies |
| gptkbp:is_featured_in |
various astronomical catalogs
|
| gptkbp:is_home_to |
many globular clusters
|
| gptkbp:is_known_for |
its large size
its bright core its bright nucleus and spiral arms. its bright core and spiral structure |
| gptkbp:is_located_at |
Right Ascension 9h 55m 33.2s
Declination +69° 3' 55 |
| gptkbp:is_mentioned_in |
astronomy literature
|
| gptkbp:is_observed_in |
gptkb:Hubble_Space_Telescope
extensive radio wavelengths multiple wavelengths optical telescopes |
| gptkbp:is_part_of |
gptkb:M81_Group
gptkb:Local_Group gptkb:Messier_catalog gptkb:M81_Group_of_galaxies the Virgo Supercluster the Local Supercluster Hubble's galaxy survey the Messier 81 group of galaxies the M81 Group of galaxies |
| gptkbp:is_popular_in |
amateur astronomy
|
| gptkbp:is_studied_for |
its structure and dynamics
its stellar population |
| gptkbp:is_studied_in |
gptkb:astronomy
astronomers worldwide |
| gptkbp:is_used_in |
galaxy evolution research
galaxy classification studies |
| gptkbp:is_visible_from |
northern hemisphere
star charts with binoculars with small telescopes |
| gptkbp:known_as |
gptkb:Messier_81
|
| gptkbp:lighting |
22.5 mag/arcsec²
about 22.5 mag/arcsec² |
| gptkbp:located_in |
Ursa Major constellation
|
| gptkbp:mass |
approximately 100 billion solar masses
about 100 billion solar masses |
| gptkbp:notable_feature |
bright central bulge
bright star-forming regions |
| gptkbp:notable_galaxies |
yes
SA(s)ab Sb |
| gptkbp:orbit_type |
Cigar Galaxy (Messier 82)
|
| gptkbp:photography |
gptkb:Hubble_Space_Telescope
|
| gptkbp:redshift |
0.0005
0.0007 |
| gptkbp:research |
ongoing
|
| gptkbp:research_importance |
yes
|
| gptkbp:storage |
available
|
| gptkbp:type |
gptkb:spiral_galaxy
gptkb:Spiral_Galaxy |
| gptkbp:bfsParent |
gptkb:M81
|
| gptkbp:bfsLayer |
5
|