Furuno FM-8700 manual RMA Recommemded minimum navigation information Loran C data

RMA - Recommemded minimum navigation information - Loran C data

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										+-------	10
										+---------	9
								+---+-----------			8
								+	------------------		7
							+	----------------------			6
						+	--------------------------				5
					+	------------------------------					4
			+----	+	---------------------------------						3
	+---	+	--------------------------------------------							2
+	-------------------------------------------------------									1

1.Status: A=data valid, V=blink, cycle or SNR warning

2.Latitude, degrees N/S

3.Longitude, degrees E/W

4.Time difference A, microseconds

5.Time difference B, microseconds

6.Speed over ground, knots

7.Course over ground, degrees true

8.Magnetic variation(see note 1),degree E/W

9.Mode indicator(see note 2)

10.Checksum

NOTE 1 - Easterly variation(E) subtracts from true course Westerly variation(W) adds to true course

NOTE 2 Positioning system Mode indicator:

A = Autonomous

D = Differential

E = Estimated (dead reckoning)

M = Manual input

S = Simulator

N = Data not valid

The Mode indicator field supplements the Status field. The Status field shall be set to V=invalid for all values of Operating Mode except for A=Autonomous and D=Differential. The positioning system Mode indicator and Status field shall not be null fields.

A-12