Statements (86)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:galaxy
|
| gptkbp:apparent_magnitude |
9.5
13.4 |
| gptkbp:associated_with |
gptkb:Canes_Venatici_II_Galaxy
|
| gptkbp:body_shape |
gptkb:active_galactic_nucleus
|
| gptkbp:contains |
young stars
H II regions |
| gptkbp:contains_star |
gptkb:NGC_4183
gptkb:NGC_4189 yes approximately 100 billion stars NGC 4190 |
| gptkbp:current_club |
yes
|
| gptkbp:declination |
+33° 30' 00''
|
| gptkbp:diameter |
approximately 50,000 light-years
approximately 30,000 light-years |
| gptkbp:discovered_by |
gptkb:William_Herschel
|
| gptkbp:distance |
31.5 mag
|
| gptkbp:distance_from_earth |
approximately 25 million light-years
|
| gptkbp:emissions_standard |
yes
|
| gptkbp:exhibition |
gptkb:NGC_4192
gptkb:New_General_Catalogue |
| gptkbp:features |
star formation regions
|
| gptkbp:foot |
yes
|
| gptkbp:has |
complex structure
stellar populations multiple arms active star formation dark matter halo irregular shape multiple star clusters high surface brightness bright central region multiple supernova remnants a significant amount of gas and dust |
| gptkbp:has_active_star_formation |
yes
|
| gptkbp:has_color |
B-V = 0.65
U-B = -0.10 |
| gptkbp:has_dust_lane |
yes
|
| gptkbp:has_luminosity |
approximately 1.5 x 10^10 L☉
|
| gptkbp:has_open_clusters |
yes
|
| gptkbp:has_spectral_type |
Sbc
|
| gptkbp:has_supernova |
gptkb:SN_1991_T
gptkb:SN_2001el yes |
| https://www.w3.org/2000/01/rdf-schema#label |
Canes Venatici I Galaxy
|
| gptkbp:is |
gptkb:spiral_galaxy
often studied in astrophysics a source of cosmic rays a galaxy that has been mapped in detail visible in amateur telescopes a galaxy with a high star formation rate a site of galactic interactions a target for deep-sky observations a galaxy that has been used as a benchmark for other galaxies. a galaxy that has been observed in various wavelengths a galaxy that has been studied for its chemical composition a subject of photometric studies often included in galaxy catalogs a galaxy that contributes to our understanding of dark matter an important object in the study of galaxy formation a candidate for future studies on galaxy evolution a galaxy that exhibits tidal features a galaxy with a complex history a member of the M81 Group an object of interest for astronomers one of the nearest galaxies to Earth part of the Virgo Supercluster a galaxy that has been analyzed for its stellar dynamics |
| gptkbp:is_observed_in |
gptkb:Hubble_Space_Telescope
|
| gptkbp:known_as |
gptkb:Messier_94
|
| gptkbp:lighting |
no
yes 20.5 mag/arcsec² |
| gptkbp:located_in |
Canes Venatici constellation
|
| gptkbp:mass |
approximately 10^11 solar masses
|
| gptkbp:metallicity |
solar metallicity
|
| gptkbp:notable_galaxies |
SA(rs)bc
|
| gptkbp:orbit_type |
yes
|
| gptkbp:part_of |
gptkb:Local_Group
|
| gptkbp:redshift |
0.0005
0.0023 |
| gptkbp:right_ascension |
13h 30m 00s
|
| gptkbp:scope |
gptkb:NGC_4449
|
| gptkbp:speed |
approximately 690 km/s
|
| gptkbp:type |
gptkb:spiral_galaxy
|