|
gptkbp:instance_of
|
gptkb:galaxy
|
|
gptkbp:apparent_magnitude
|
approximately 30.7
|
|
gptkbp:body_shape
|
active nucleus
|
|
gptkbp:contains
|
several star clusters
|
|
gptkbp:contains_star
|
gptkb:NGC_588
gptkb:NGC_592
gptkb:NGC_604
approximately 40 billion stars
ongoing star formation
approximately 0.5 solar masses per year
late-type galaxy
|
|
gptkbp:coordinates
|
RA 01h 33m 50.9s, Dec +30° 39′ 36″
|
|
gptkbp:current_club
|
no bar structure
|
|
gptkbp:diameter
|
approximately 60,000 light-years
|
|
gptkbp:discovered_by
|
gptkb:Charles_Messier
Marquis de Laplace
|
|
gptkbp:discovery_year
|
gptkb:1764
1784
|
|
gptkbp:distance_from_earth
|
approximately 3 million light-years
|
|
gptkbp:foot
|
multiple spiral arms
|
|
gptkbp:has_ahistory_of
|
numerous HII regions
|
|
gptkbp:has_color
|
B-V = 0.6
|
|
gptkbp:has_features
|
Sc type
|
|
gptkbp:has_spectral_type
|
late-type galaxy
|
|
gptkbp:has_supernova
|
gptkb:SN_1990_E
gptkb:SN_2007gr
gptkb:SN_1981_D
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Messier 33
|
|
gptkbp:is_associated_with
|
dark matter halo
|
|
gptkbp:is_home_to
|
multiple globular clusters
|
|
gptkbp:is_known_for
|
its large size
its proximity to Earth
its rich star formation history
its spiral structure
|
|
gptkbp:is_located_in
|
constellation Triangulum
|
|
gptkbp:is_observed_in
|
gptkb:Spitzer_Space_Telescope
gptkb:Chandra_X-ray_Observatory
gptkb:James_Webb_Space_Telescope
gptkb:Hubble_Space_Telescope
|
|
gptkbp:is_one_of
|
the closest galaxies to the Milky Way
|
|
gptkbp:is_part_of
|
gptkb:Local_Group
gptkb:Messier_catalog
gptkb:Virgo_Supercluster
the Messier catalog
the Virgo Supercluster
the Local Volume
the Messier series of astronomical objects
|
|
gptkbp:is_studied_in
|
gptkb:astronomy
|
|
gptkbp:is_used_in
|
galaxy formation studies
|
|
gptkbp:is_visible_from
|
northern hemisphere
with binoculars
|
|
gptkbp:known_as
|
gptkb:NGC_598
gptkb:Triangulum_Galaxy
|
|
gptkbp:lighting
|
approximately 23.5 mag/arcsec²
low surface brightness
|
|
gptkbp:located_in
|
gptkb:Triangulum_constellation
|
|
gptkbp:mass
|
approximately 1.5 × 10^11 solar masses
approximately 1.5 x 10^10 solar masses
|
|
gptkbp:metallicity
|
subsolar metallicity
|
|
gptkbp:notable_feature
|
Spiral arms
Tidal tails
the Triangulum II dwarf galaxy
|
|
gptkbp:orbital_period
|
with M31 (Andromeda Galaxy)
|
|
gptkbp:part_of
|
gptkb:Local_Group
|
|
gptkbp:redshift
|
0.0011
approximately 0.0014
|
|
gptkbp:type
|
gptkb:spiral_galaxy
|
|
gptkbp:bfsParent
|
gptkb:Local_Group
gptkb:Messier_catalog
|
|
gptkbp:bfsLayer
|
5
|