Small Aircraft; Low Wing; 1 Eng; Retractable Gear
Flight Crew Private
Flight Crew Last 90 Days 20; Flight Crew Total 325
Distraction
Aircraft Equipment Problem Less Severe; Deviation - Track / Heading All Types; Deviation / Discrepancy - Procedural Clearance
General None Reported / Taken
ATC Equipment / Nav Facility / Buildings; Aircraft
Lost GPS contact; got off track while reviewing the sectional chart.
Pilot reported loss of GPS and a track deviation.