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DRAFT
GPSMAP 62 Series Owner’s Manual
39
Appendix
GPS
accuracy
• < 33 ft. (10 m)
95% typical use
• GPS is subject
to accuracy
degradation to
100 m 2DRMS
under the U.S.
DoD imposed
Selective
Availability (SA)
Program when
activated.
DGPS
From 10 to 16 ft.
(from 3 to 5 m)
95% typical (WAAS
accuracy in North
America)
Altimeter
Accuracy: ± 10 ft.
(± 3 m)*
Resolution: 1 ft.
(.3 m) Range: from
-2,000 ft. to 30,000
ft.
(from -610 to 9144
m)
*Subject to proper
user calibration.
Compass
Accuracy: ± 2
degrees (± 5
degrees in extreme
Northern and
Southern latitudes)*
Resolution: 1
degree.
*Subject to proper
user calibration.
Maximizing Battery Life
Using the Battery Save Option
Use the battery save option to save
battery power and prolong battery life.