Hedgehog anti-submarine mortar

GPTKB entity

Statements (56)
Predicate Object
gptkbp:instance_of gptkb:rocket
gptkbp:allows limited range compared to torpedoes
gptkbp:associated_with anti-submarine tactics
gptkbp:caliber 7.2 inches
gptkbp:challenges accuracy in rough seas
gptkbp:crew gptkb:3
gptkbp:defeated contact fuse
gptkbp:deployment deck-mounted
gptkbp:design multi-barrel launchers
gptkbp:designed_by gptkb:starship
gptkbp:developer 1939-1942
gptkbp:features multiple launch capability
gptkbp:fighting_style gptkb:World_War_II
gptkbp:first_introduced gptkb:Battle_of_the_Atlantic
gptkbp:has_ability effective against U-boats
gptkbp:historical_context developed during World War II
gptkbp:historical_event evolved from earlier naval artillery.
gptkbp:historical_significance first mortar designed for anti-submarine use
https://www.w3.org/2000/01/rdf-schema#label Hedgehog anti-submarine mortar
gptkbp:influenced_by earlier naval weapons
gptkbp:introduced gptkb:1942
gptkbp:is_influenced_by improvements in explosives
gptkbp:is_used_by gptkb:United_Kingdom
gptkbp:launched 45 degrees
gptkbp:legacy influenced future anti-submarine systems
gptkbp:length gptkb:24
high explosive
projectile
gptkbp:military_branch gptkb:battle
gptkbp:military_strategy gptkb:significant
gptkbp:military_technology limited
defensive measures against submarines
gptkbp:notable_event convoy escorts
gptkbp:notable_users gptkb:Royal_Canadian_Navy
gptkbp:operational_area 1942-1960s
gptkbp:origin gptkb:United_Kingdom
gptkbp:range 300 yards
gptkbp:rate_of_fire 1 salvo per minute
gptkbp:reliability high
gptkbp:replaced_by gptkb:Squid_anti-submarine_mortar
gptkbp:retired gptkb:starship
gptkbp:retirement_year 1960s
gptkbp:role anti-submarine warfare
gptkbp:rounds 24 per salvo
gptkbp:speed 30 pounds
gptkbp:strategic_importance protection of convoys
gptkbp:successor Squid
ASW helicopters
gptkbp:tactics depth charge attacks
gptkbp:targets gptkb:submarine
gptkbp:technology sonar systems
gptkbp:training specialized training for crew
gptkbp:type gptkb:item
gptkbp:weight 1,200 pounds
gptkbp:bfsParent gptkb:HMS_Kelly
gptkbp:bfsLayer 5