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gptkbp:instance_of
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gptkb:galaxy
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gptkbp:body_style
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gptkb:physicist
|
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gptkbp:contains
|
gptkb:football_club
gptkb:battle
|
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gptkbp:depicted_in
|
gptkb:physicist
northern hemisphere
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gptkbp:diameter
|
approximately 60,000 light years
|
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gptkbp:discovered_by
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gptkb:William_Herschel
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gptkbp:distance
|
23 million light years
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gptkbp:exhibition
|
gptkb:New_General_Catalogue
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gptkbp:has_color
|
B-V = 0.6
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gptkbp:has_spectral_type
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SAB(rs)bc
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|
https://www.w3.org/2000/01/rdf-schema#label
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NGC 4258
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gptkbp:includes
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astronomical catalogs
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gptkbp:is_associated_with
|
water masers
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gptkbp:is_equipped_with
|
two prominent spiral arms
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gptkbp:is_known_for
|
gptkb:Messier_106
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gptkbp:is_observed_in
|
gptkb:Hubble_Space_Telescope
radio wavelengths
infrared wavelengths
|
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gptkbp:is_part_of
|
gptkb:the_local_supercluster
gptkb:Hubble_Space_Telescope_Legacy_Archive
gptkb:Messier_catalog
local group of galaxies
the Virgo cluster
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|
gptkbp:is_studied_in
|
astrophysics
stellar populations
galaxy dynamics
|
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gptkbp:is_used_for
|
distance measurement in astronomy
|
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gptkbp:is_used_in
|
distance ladder calculations
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gptkbp:lighting
|
high surface brightness
magnitude 9.6
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gptkbp:located_in
|
gptkb:Virgo_constellation
declination +47° 18′ 12″
right ascension 12h 18m 57.6s
|
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gptkbp:mass
|
approximately 10^11 solar masses
|
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gptkbp:members
|
gptkb:NGC_4258_group
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gptkbp:notable_for
|
its spiral structure
its high surface brightness.
its active nucleus
its water maser emissions
|
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gptkbp:notable_models
|
spiral galaxy with a bar
|
|
gptkbp:redshift
|
0.0014
|
|
gptkbp:research
|
black hole studies
galaxy formation theories
|
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gptkbp:significance
|
gptkb:spacecraft
|
|
gptkbp:speed
|
approximately 500 km/s
|
|
gptkbp:type
|
gptkb:galaxy
|
|
gptkbp:year_created
|
1786
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gptkbp:bfsParent
|
gptkb:Messier_106
gptkb:Ursa_constellation_group
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gptkbp:bfsLayer
|
5
|