|
gptkbp:instance_of
|
gptkb:galaxy
|
|
gptkbp:apparent_magnitude
|
9.5
|
|
gptkbp:associated_with
|
gptkb:NGC_4627
|
|
gptkbp:declination
|
32° 32′ 32″
|
|
gptkbp:diameter
|
approximately 100,000 light-years
approximately 150,000 light-years
|
|
gptkbp:discovered_by
|
gptkb:William_Herschel
|
|
gptkbp:distance
|
approximately 25 million light-years
|
|
gptkbp:exhibition
|
gptkb:New_General_Catalogue
|
|
gptkbp:features
|
a prominent dust lane
|
|
gptkbp:has
|
star formation regions
multiple supernova remnants
a bright core
companion galaxy NGC 4627
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
NGC 4631
|
|
gptkbp:is
|
visible in the northern hemisphere
a popular target for amateur astronomers
a radio galaxy
often referred to as the ' Whale Galaxy'
part of the larger structure of the universe
|
|
gptkbp:is_observed_in
|
gptkb:Hubble_Space_Telescope
|
|
gptkbp:is_part_of
|
the NGC 4631 group
|
|
gptkbp:located_in
|
gptkb:Virgo_constellation
|
|
gptkbp:notable_models
|
S Bc
|
|
gptkbp:redshift
|
0.0023
|
|
gptkbp:right_ascension
|
12h 42m 8s
|
|
gptkbp:type
|
gptkb:galaxy
|
|
gptkbp:year_created
|
1787
|
|
gptkbp:bfsParent
|
gptkb:Hercules_constellation
gptkb:Virgo
gptkb:Canes_Venatici
|
|
gptkbp:bfsLayer
|
4
|