Beechcraft Baron G58 Pilot Operating Handbook page 84

Section 2
Limitations
DISPLAY UNITS DEFAULT SETTING
DIS. SPD
ALT. VS
POSITION
Map Datum
2-22
Nautical (NM, KT)
Feet (FT, FPM)
HDDD ° MM.MM'
WGS 84
Model G58
RESULTS
Distance will be
shown in nautical
miles and speed in
knots.
Altitude will be
shown in feet and
vertical speed in
feet per minute.
Latitude and
longitude will be
entered in degrees,
minutes, and
decimal minutes i.e.
45° 30' 30" would be
entered as 45° 30.5
minutes.
The G1000 will use
the WGS 84 Datum.
In some areas
outside the United
States, datums
other than WGS 84
may be used. If the
G1000 is authorized
for use by the
appropriate
Airworthiness
Authority, the
required geodetic
datum must be set
in the G1000 prior to
its use for
navigation.
May, 2015