Originally Posted by
compressor stall
It may have done so, but - with the usual caveats of ADSB data - in instance it looks like they were trucking along in the cruise at FL280 then lost 100kt over 2 mins pretty much level, then turned sharply left into an increasing speed descending turn.
Ja ja ja but you and I both know fatigue is cumulative. It's less about what the aircraft was doing today as what it has been doing for the last 20 years.
I probably spend too much time thinking about these things as I pole around in 1970s twins with 30,000 hours.