ALPH

An alpha magnet implemented as a matrix, up to 3rd order. PART is used to split the magnet into halves. XS$<$n$>$ and DP$<$n$>$ allow momentum filtration at the midpoint.

Parameter Name	Units	Type	Default	Description
XMAX	$M$	double	0.0	size of alpha
XS1	$M$	double	0.0	inner scraper position
XS2	$M$	double	0.0	outer scraper position
DP1		double	-1	inner scraper momentum deviation
DP2		double	1	outer scraper momentum deviation
XPUCK	$M$	double	-1	position of scraper puck
WIDTHPUCK	$M$	double	0.0	size of scraper puck
DX	$M$	double	0.0	misalignment
DY	$M$	double	0.0	misalignment
DZ	$M$	double	0.0	misalignment
TILT		double	0.0	rotation about incoming longitudinal axis
PART		long	0	0=full, 1=first half, 2=second half
ORDER		long	0	matrix order [1,3]