The first page of a text email looks like this:
The next set of images will step through the parts of the email and how to read them
time (when the email was generated)
cruise status (active? no cruise set?)
processing status (is the CODAS database recent?)
attitude devices (statistics of accurate heading devices)
bottom track
Newer installations say whether bottom track is on or off. Bottom track should be OFF if the bottom is out of range. Keep this in mind when you look at the figures. Are they in deep water with bottom track on?
checking the WWW figure
All too common. Everything is fine with the UHDAS system, but the Ashtech has performed badly over the last day. Check the messages to see if it is down. Reset the Ashtech.
Troubleshooting is required to understand the cause. It is most likely to be a problem with the timestamps. Look in the diagnostic files to see whether all the files are updating as expected. The most likely solution is to start another named cruise segment.