Cursed Crypt Longbow

Weapon Longbow Two Handed

Item Details

Utility 45
Bonus Level 24
Dyeable No
Sellable Yes
Tradeable Yes
Damage Info
DPS 16.2
Speed 5.4
Base Quality 99%

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Dexterity 15
All Archery 4
ToA
ToA Overcap - Dexterity 5
Arcane Siphon 1%

Raw Item JSON

{
  "sell_value" : 27921,
  "type_data" : {
    "damage_type" : 3,
    "left_handed" : 0,
    "dps" : 16.2,
    "base_quality" : 99,
    "range" : 1760,
    "two_handed" : 1,
    "skill_used" : 90,
    "clamped_dps" : 16.2,
    "speed" : 5.4
  },
  "bonus_level" : 24,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "Cursed One" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 570,
  "utility" : 45.0,
  "delve_text" : "Realm: Albion\n \nMagical Bonuses:\n- ALL archery skills: 4 pts\n- Dexterity: 15 pts\n \nBonus to Dexterity attribute bonus cap: 5\nArcane Siphon: 1% chance to cast a spell or fire a bow without expending energy.\n \nDamage Modifiers:\n- 16.2 Base DPS\n- 5.4 Weapon Speed\n- 99% Quality / 70% Condition\n- Damage Type: Thrust\n- Base Range: 1760\n \n- Effective Damage: 11.2 DPS\n \n \nBonus Level: 24\n",
  "salvage_amount" : 36,
  "artifact" : false,
  "material" : 71,
  "name" : "Cursed Crypt Longbow",
  "usable_by" : [ 0 ],
  "realm" : 1,
  "id" : 49789,
  "category" : 1,
  "bonuses" : [ {
    "id" : 302,
    "type" : 2,
    "value" : 4
  }, {
    "id" : 1,
    "type" : 1,
    "value" : 15
  }, {
    "id" : 1,
    "type" : 28,
    "value" : 5
  }, {
    "id" : 1,
    "type" : 35,
    "value" : 1
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?