supernova remnant SN 1987A

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:supernova
gptkbp:catalogueNumber	gptkb:SN_1987A
gptkbp:constellation	gptkb:Dorado
gptkbp:discoveredIn	1987-02-23
gptkbp:distanceFromEarth	about 168,000 light-years
gptkbp:emits	gptkb:neutrinos gptkb:X-rays gptkb:radio_waves visible light
gptkbp:epochOfExplosion	1987
gptkbp:expandingAt	about 4,000 km/s
gptkbp:hasCentralObject	possible neutron star
gptkbp:hasRingStructure	yes
gptkbp:hostedBy	gptkb:Large_Magellanic_Cloud
gptkbp:locatedIn	gptkb:Large_Magellanic_Cloud
gptkbp:notableFor	closest observed supernova since Kepler's Supernova first naked-eye supernova since 1604
gptkbp:observedBy	gptkb:Ian_Shelton gptkb:Oscar_Duhalde gptkb:Albert_Jones
gptkbp:progenitorStar	gptkb:Sanduleak_-69°_202
gptkbp:remnantShape	triple-ring structure
gptkbp:studiedBy	gptkb:Chandra_X-ray_Observatory gptkb:Hubble_Space_Telescope gptkb:ALMA
gptkbp:supernovaEvent	gptkb:SN_1987A
gptkbp:supernovaType	Type II
gptkbp:visibleToNakedEye	yes
gptkbp:bfsParent	gptkb:Large_Magellanic_Cloud
gptkbp:bfsLayer	6
https://www.w3.org/2000/01/rdf-schema#label	supernova remnant SN 1987A