Neoway G2 Series - GST-GNSS Pseudorange Error Statistics

G2 & G7A
Commands Manual
Copyright © Neoway Technology Co., Ltd
22
6.7 GST-GNSS Pseudorange Error Statistics
Identifier
GST
Description
GNSS Pseudorange Error Statistics
Type
Output
Format
$--GST,UTCtime,RMS,stdDevMaj,stdfDevMin,orientation,stdLat,stdLon,stdAlt*CS
<CR><LF>
Example
$BDGST,081409.000,0.5,,,,0.2,0.1,0.4*5E
Parameter Description
Field
Name
Format
Parameter Description
1
$--GST
Character
string
Message ID, GST sentence header, '--' is the talker
identifier
2
UTCtime
hhmmss.sss
UTC
3
RMS
Numeric value
RMS value of the standard deviation of the range
inputs to the navigation process
4
stdDevMaj
Numeric value
Standard deviation of semi-major axis of error
ellipse (meters), not supported
5
stdfDevMin
Numeric value
Standard deviation of semi-minor axis of error
ellipse (meters), not supported
6
orientation
Numeric value
Orientation of semi-major axis of error ellipse
(degrees from true north), not supported
7
stdLat
Numeric value
Standard deviation of latitude error (meters)
8
stdLon
Numeric value
Standard deviation of longitude error (meters)
9
stdAlt
Numeric value
Standard deviation of altitude error (meters)
10
CS
HEX numeric
value
Checksum, exclusive OR (no start or stop bits) of
all characters in the sentence, including "," and "^"
delimiters, between but not including the "$" and
the "*" delimiters.
11
<CR><LF>
Character
Carriage return and line feed