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Re: Programmer needed for RUDAK WOD



I've got the brunt of the job done... just need to finish the "do the math".  However, I don't know how DOS encodes time.  Any hints from 
anyone on how to decode that?

BTW, I'm doing it in Perl.

David, ky0dr

5/16/01 4:58:40 PM, "Jim White" <jim@coloradosatellite.com> wrote:

>Programmer needed to help with RUDAK telemetry.
>
>Looking for someone with some windows programming experience to quickly 
>write a small application to decode and display whole orbit data (WOD) 
>collected by AO-40 RUDAK.  Must be experienced and be able to work without 
>much guidance.
>
>I've placed on my web site a file called WD051300.  It's a binary file 
>containing one orbit worth of temperature data from the CAN/LAN sensors on 
>AO-40.  I need someone to write a little application to do the following:
>-       Read in that file
>-       Extract the information in the header which includes the start 
>time, end time, number of channels, list of channels
>-       Read in the RUDCOEFX file (also on my web site) which contains the 
>coefficients used to turn the binary numbers into degrees C
>-       Do the math to calculate the engineering units (in this case they 
>are all degrees C)
>-       Output a comma separated text file containing on each line the time 
>stamp and the values for each channel.  That file can then be read into a 
>spread sheet program for graphing and analysis.
>
>This is about a 1/2 day job for an experienced programmer.  I just don't 
>have time to do it and meet other obligations at the same time.  It's your 
>chance to contribute in an meaningful way to the AO-40 effort.  This data 
>is of immediate interest because it has not been looked at since launch 
>except occasionally in real time.  Dick Jansson, WD4FAB, is the immediate 
>customer.  However the WOD facility can be used to store data for all 
>telemetry on the satellite and this program should be flexible enough to 
>extract that data and create the output file.  The resulting program will 
>become public domain and be available to anyone for use once RUDAK becomes 
>operational.
>
>Interested folks should just go do it.  The files are at 
>www.coloradosatellite.com.  Follow the link to AO-40 RUDAK, then the link 
>to the RUDCOEF file and the WOD file.  There is a brief explanation of the 
>file format there along with the files.  Sorry, I just can't spend a lot of 
>time coaching on this effort.  If you can do it with the information on the 
>web site I'd be delighted to see your results.  The temps should be in the 
>range of about +10 to +20 degrees C except for two of them which were bad 
>prior to launch and will be a large number.  If you don't quite have enough 
>experience to crank this one out there will be other opportunities.
>
>Jim White
>jim@coloradosatellite.com
>
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