1       !COM PORT FOR ISHMAEL INPUT OF BEARING ANGLES (1, 2, 3, OR 4;  HIGHER VALUES MAY WORK)
3       !COM PORT FOR GPS INPUT (1, 2, 3, OR 4)  (MUST BE DIFFERENT FROM ISHMAEL INPUT)
10      !MSEC= SECONDS BETWEEN POSITION UPDATES ON SCREEN (MAX= 30)
5       !MMIN= MINUTES BETWEEN POSITION WRITE-TO-FILE (MAX= 30)
20      !REDTIME= MINUTES BEFORE BEARING LINES WILL TURN FROM RED TO YELLOW
30      !DEADTIME= MINUTES BEFORE LINES WILL STOP PLOTTING
300     !DISTARAY= DISTANCE FROM gps TO CENTER OF ARRAY IN METERS
GLL     !GPS line code (PRECEDED WITH '$GP', SEE BELOW)
'(I2,F5.2,1X,A1,1X,I3,F5.2,1X,A1)'  !GPSFORMAT (LATDEG,LATMIN,NORS,LONGDEG,LONGMIN,EORW)
FALSE                               !PRINT GPS DIAGNOSTICS TO GPS.ERR FILE (T OR F)
true  10.0  	                    !SIMULATE GPS INPUT (T or F) AND SIMULATED SPEED IN KTS
false                               !REPLAY A WHALTRAK FILE (T or F)

!INFORMATION FOLLOWING THE "!" IN EACH LINE ABOVE IS NOT READ.  IT IS FOR INFORMATION ONLY.

!THE FOLLOWING DATA ARE NOT READ, BUT ARE PROVIDED FOR INFORMATON ONLY.  TO CHANGE GPS 
	INPUT SPECIFICATIONS, THE APPROPRIATE LINES BELOW MUST BE COPIED TO THE 
	APPROPRIATE LOCATION ABOVE (GPS LINE CODE AND GPSFORMAT).

SOME COMMON GPS FORMATS:
GLL
'(I2,F5.2,1X,A1,1X,I3,F5.2,1X,A1)'		!GPSFORMAT USING $GPGLL LINE, XX.XX DECIMAL MINUTES
GLL
'(I2,F6.3,1X,A1,1X,I3,F6.3,1X,A1)'		!GPSFORMAT USING $GPGLL LINE, XX.XXX DECIMAL MINUTES
GGA
'(7X,I2,F5.2,1X,A1,1X,I3,F5.2,1X,A1)'	!GPSFORMAT USING $GPGGA LINE, XX.XX DECIMAL MINUTES
GGA
'(7X,I2,F6.3,1X,A1,1X,I3,F6.3,1X,A1)'	!GPSFORMAT USING $GPGGA LINE, XX.XXX DECIMAL MINUTES
RMC
'(9X,I2,F5.2,1X,A1,1X,I3,F5.2,1X,A1)'	!GPSFORMAT USING $GPRMC LINE, XX.XX DECIMAL MINUTES
RMC
'(9X,I2,F6.3,1X,A1,1X,I3,F6.3,1X,A1)'	!GPSFORMAT USING $GPRMC LINE, XX.XXX DECIMAL MINUTES


EXAMPLES OF GPS OUTPUT LINES:
$GPGGA,064356,5406.82,N,16633.70,W,1,6,01.4,-00028.0,M,000009.5,M*71
$GPGGA,064356,5406.82,N,16633.70,W,1,6,01.4,-028.0,M,0009.5,M,,*71
$GPRMC,064358,A,5406.82,N,16633.70,W,00.6,021,120804,12.0,E*74
$GPVTG,021,T,009,M,00.6,N,01.1,K*42
$GPGLL,5406.82,N,16633.70,W,064358,A*3F


FORTRAN FORMAT SPECIFICATIONS USED IN GPSFORMAT:
nX   SKIP n CHARACTERS
In   READ AN INTEGER WITH n-CHARACTERS
Fn.m  READ A REAL NUMBER WITH n CHARATERS AND m CHARACTERS TO THE RIGHT OF DECIMAL POINT
An    READ A CHARACTER STRING OF LENGTH n
