Chapter 4
Utilization
Typical for its type
How hard has it been used?
Used at about the rate of most of the fleet, so its maintenance intervals have been used up at a normal pace.
Flights a monthLead measure. 44th percentile
Middle 12.2N560TD050+10.2middle Citation XLS 12.2
Days flown a month35th percentile
Middle 7.5N560TD020+5.4 dmiddle Citation XLS 7.5 d
Estimated hours a year27th percentile
Middle 193N560TD0900+≈109 hrmiddle Citation XLS ≈193 hr