Tempered Summoner's Rune Rod

Weapon Staff Two Handed

Item Details

Utility 38
Bonus Level 24
Dyeable No
Sellable Yes
Tradeable Yes
Damage Info
DPS 14.1
Speed 4
Base Quality 94%

Restrictions

Level Required Any
Usable By
All Classes

Magical Bonuses

Basic
Piety 12
Summoning 4
Focus
Summoning 43
ToA
Toa Power Pool 5%

Raw Item JSON

{
  "sell_value" : 24756,
  "type_data" : {
    "damage_type" : 1,
    "left_handed" : 0,
    "dps" : 14.1,
    "base_quality" : 94,
    "two_handed" : 1,
    "skill_used" : 47,
    "clamped_dps" : 14.1,
    "speed" : 4
  },
  "bonus_level" : 24,
  "sources" : {
    "monsters" : {
      "normal_drop" : [ "Sha-Ra" ]
    }
  },
  "flags" : {
    "dyable" : false,
    "emblemizable" : false
  },
  "icon" : 19,
  "utility" : 38.0,
  "delve_text" : "Realm: Midgard\n \nMagical Bonuses:\n- Summoning: 4 pts\n- Piety: 12 pts\n- Power: 5 % of power pool.\n \nFocus Bonuses:\n- Summoning: 43 lvls\n \n \nDamage Modifiers:\n- 14.1 Base DPS\n- 4.0 Weapon Speed\n- 94% Quality / 70% Condition\n- Damage Type: Crush\n \n- Effective Damage: 9.3 DPS\n \n \nBonus Level: 24\n",
  "salvage_amount" : 36,
  "artifact" : false,
  "material" : 39,
  "name" : "Tempered Summoner's Rune Rod",
  "usable_by" : [ 0 ],
  "realm" : 2,
  "id" : 21519,
  "category" : 1,
  "bonuses" : [ {
    "id" : 48,
    "type" : 6,
    "value" : 43
  }, {
    "id" : 48,
    "type" : 2,
    "value" : 4
  }, {
    "id" : 5,
    "type" : 1,
    "value" : 12
  }, {
    "type" : 34,
    "value" : 5
  } ],
  "ability_tags" : [ ]
}
How is utility calculated?