Originally Posted by sooty615
Could it not therefore be the case that ... the attitude indications they were responding to were actually erroneous?
In the 737 you have 3 different sources for attitude:
- Captīs EADI (data provided by the left IRS)
- F/Oīs EADI (data provided by the right IRS)
- standby horizon indicator (attitude is provided by a vertical gyro)