How to Interpret Data

From: Michael Williamson <mwilliamson_at_wheelock.edu>
Date: Fri, 7 Sep 2007 07:06:53 -0400

Sample Data Entry:

24300 23519 2 32 L 1 2007-09-03 02:43:45 15.688 223.913 0.000 401651549 ?2007-09-03 02:46:43 7 F3 89 80 00

Interpreting PRV,DS results
The above results include data collected by two satellites. The first two fields after the command represent the data collected from the first satellite pass during the designated time frame:

00003 Program number
00111 Plattorm number
2 Number of lines of data per satellite pass
4 Number of sensors
N Satellite identifier, in this case, NOAA-N
3 Location class
2007-03-02 Date (Year, Month, Day) for locations calculated during the satellite pass
12:43:58 UTC time of the location calculation in Hours, Minutes, Seconds,
-25.887 Platform latitude in degrees and thousandths of degrees Northern latitudes are positive, Southern latitudes are negative
27.710 Platform longitude in degrees and thousandths of degrees, starting from the East (255.452 = 104.548 W)
1.561 Platform altitude in km (provided by the user)
401650009 Calculated frequency
2007-03-02 Date (Year, Month, Day) that data was collected
12:51:03 Time-stamp in UTC (Hour, Minute, Seconds) that data was collected
28 Number of identical messages received
00 Value of sensor n1
55 Value of sensor n2
AA Value of sensor n3
FF Value of sensor n4
Received on Fri Sep 07 2007 - 07:12:04 EDT

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