Interactive Hand-Controller Menus - click on green button to Navigate
This screen shows the mount alignment parameters for the current model.

To select between 0 (West) and 1 (East) models press the Switch button.

The math behind calculating model errors (values are in arcsecs):

1st alignment sets the index parameters ID, IH

3rd-5th add the calculation of MA, ME

6th-9th alignments add CH and NP non-perpendicularity parameters to the model

10th alignment adds counterweight flexure DAF.