Operating Instructions and Installation Instructions

ComNav Navigator G2 Installation & Operation Operation

Document PN 29010081 V1.1 - 35 -

The GPS Status page displays detailed GPS information including:

• Dilution of Precision Values

• Number of Satellites in the solution and in view

• Type of Solution Fix

• Differential GPS Station and Age

• UTC Date and Time

• Latitude and Longitude

Figure 19 shows an example of the GPS Status page. Table 6 gives which NMEA sentences

these information comes from.

Figure 19 - GPS Status Information Page Description

Table 6 – GPS Status Page Fields Descriptions

Field Description NMEA Sentence

Source

DOP Dilution of precision. This line is a

combination of PDOP, HDOP and VDOP.

Sentences for each dilution can be found in

Table 4 of the manul V1.0

GGA and GSA

Sats 2 sub-fields show the number of 1) satellites

in solution; 2) satellites in view

1) GGA, GSA

2) GSV

Solution Type of solution. It can be one of “no fix”,

“GPS fix” or “differential GPS fix”.

For GPS fix, dimension of the fix is also

provided from GSA

GGA and GSA

DGPS If differential fix is used, the DGPS station ID

and data age.

GGA

UTC Time Universal Coordinated Time in hh:mm:ss GGA, GLL, RMC,

ZDA

UTC Date UTC date in year, month, and day RMC, ZDA

Latitude Latitude of the vessel GGA, GLL, RMC

Longitude Longitude of the vessel GGA, GLL, RMC