NGC 253 U

URI: https://gptkb.org/entity/NGC_253_U
GPTKB entity
Statements (29)
Predicate Object
gptkbp:instance_of gptkb:galaxy
gptkbp:bfsLayer 4
gptkbp:bfsParent gptkb:NGC_253
gptkbp:apparent_magnitude 7.2
gptkbp:associated_with gptkb:Sculptor_Group
gptkbp:body_style gptkb:battle
gptkbp:contains gptkb:battle
gptkb:supernova_remnants
2.5 solar masses per year
gptkbp:diameter approximately 70,000 light-years
gptkbp:discovered_by gptkb:William_Herschel
gptkbp:distance approximately 11 million light-years
gptkbp:exhibition gptkb:New_General_Catalogue
gptkbp:features starburst activity
gptkbp:foot gptkb:battle
gptkbp:has gptkb:physicist
gptkbp:has_community gptkb:battle
gptkbp:has_spectral_type SAB(rs)bc
https://www.w3.org/2000/01/rdf-schema#label NGC 253 U
gptkbp:image 1990s
gptkbp:is_known_for gptkb:Sculptor_Galaxy
gptkbp:is_observed_in gptkb:Hubble_Space_Telescope
gptkbp:is_part_of gptkb:Local_Group
gptkbp:located_in constellation Sculptor
gptkbp:notable_for high surface brightness
gptkbp:notable_models S Bc
gptkbp:redshift 0.0007
gptkbp:type gptkb:galaxy
gptkbp:year_created 1783