GBS - GPS Satellite Fault Detection

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$--GBS,hhmmss.ss,x.x,x.x,x.x,x.x,x.x,x.x,x.x*hh<CR><LF>

Field Number: 
1) UTC time of the GGA fix addociated with this sentence
2) Expected error in latitude
3) Expected error in longitude
4) Expected error in altitude
5) Most likely failed satellite
6) Probability of missed detection for most likely failed satellite
7) Estimate of bias on most likely failed satellite
8) Standard deviation on bias estimate
9) Checksum