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gptkbp:instance_of
|
gptkb:galaxy
|
|
gptkbp:body_shape
|
gptkb:active_galactic_nucleus
|
|
gptkbp:contains_star
|
gptkb:NGC_5195
approximately 2.5 solar masses per year
|
|
gptkbp:diameter
|
approximately 60,000 light years
|
|
gptkbp:discovered_by
|
gptkb:Pierre_Méchain
|
|
gptkbp:discovery_year
|
1773
|
|
gptkbp:exhibition
|
gptkb:Messier_catalog
|
|
gptkbp:has_color
|
B-V = 0.65
|
|
gptkbp:has_spectral_type
|
SAB(rs)bc
|
|
gptkbp:has_type
|
gptkb:spiral_galaxy
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
M51a
|
|
gptkbp:is_approximately
|
23 million light years from Earth
|
|
gptkbp:is_located_in
|
constellation Canes Venatici
|
|
gptkbp:is_observed_in
|
gptkb:Hubble_Space_Telescope
|
|
gptkbp:is_part_of
|
gptkb:Messier_51
the Virgo Supercluster
the Local Supercluster
|
|
gptkbp:is_studied_in
|
gptkb:astronomy
|
|
gptkbp:is_visible_from
|
gptkb:Earth
|
|
gptkbp:lighting
|
magnitude 8.4
approximately 22.5 mag/arcsec²
|
|
gptkbp:mass
|
approximately 100 billion solar masses
|
|
gptkbp:members
|
gptkb:M51_Group
|
|
gptkbp:notable_feature
|
interacting with NGC 5195
|
|
gptkbp:notable_galaxies
|
SBc
|
|
gptkbp:part_of
|
gptkb:Messier_51
|
|
gptkbp:redshift
|
0.0014
|
|
gptkbp:scientific_classification
|
gptkb:Type_II_Seyfert_galaxy
|
|
gptkbp:type
|
gptkb:spiral_galaxy
|