Sextupole Magnet Checks			25S-54
	Date:	Magnet:	Operator(s):
	7/9/2001	25S-54	Michael Rogers
	Notes:

Magnetic Fiducial Coordinates: (inches)
	Fiducial	Z	X	Y
	TB1	-4.3115	4.2203	15.5105
	TB2	4.3306	4.2022	15.5006
	TB3	-4.3810	-10.4585	12.5644	Offset:
	TB4	3.5307	-10.4785	12.5519	0.0000	inches
	TB5	-4.5603	-15.0652	0.0650
	TB6	4.5174	-15.0615	0.0475
	Description:
	Fiducial values based on the measured mechanical center line.

Sextupole Mechanical Centerline Checks:

Mandrel Check (4 Positions):	X (in)	Y (in)
Position 1	0.0000	-0.0006
Position 2	-0.0008	-0.0015
Position 3	0.0021	-0.0020
Position 4	0.0019	-0.0010
Position 5	0.0020	-0.0007
Position 6	0.0005	-0.0012

Mandrel Check (Position 1):	X (in)	Y (in)
Position 1 (1^st check)	0.0016	-0.0005
Position 1 (2^nd check)	0.0014	0.0003
Position 1 (3^rd check)	0.0026	-0.0016
Position 1 (4^th check if necc)	NA	NA
Position 1 (5^th check if necc)	NA	NA

Sextupole Gap Measurement Checks

Gap Measurements:
Upstream (in)	Downstream (in)
Loc 1: 1.069	Loc 1: 1.071
Loc 2: 1.069	Loc 2: 1.074
Loc 3: 1.073	Loc 3: 1.068

Approval ________________________

Sextupole Magnet Fiducialization Traveller

Approval must be obtained before removing the magnet from the test stand.

Magnetic Measurements Approval by – Jack Tanabe or Tony King.

Magnet Serial Number 25S-54

IHEP Magnetic Measurements Operator: ____________ Date:_____________

Measured Magnetic Center Offset Dx =__________ mm Dy =___________ mm

Measured at: Integrated Field: ____________ T-m @ Current_____________ Amps

SLAC Magnetic Measurements Operator: ____________ Date:_____________

Measured Magnetic Center Offset Dx =__________ mm Dy =___________ mm

Measured at: Integrated Field: ____________ T-m @ Current_____________ Amps

Fiducialization:

Date: 7/9/2001 Ambient Temperature ______________ deg. C.

Operator(s) Michael Rogers

Comment

Fiducial – Measured Coordinates	z	x	y
	(in)	(in)	(in)
TB1	-4.3115	4.2203	15.5105
TB2	4.3306	4.2022	15.5006
TB3	-4.3810	-10.4585	12.5644
TB4	3.5307	-10.4785	12.5519
TB5	-4.5603	-15.0652	0.0650
TB6	4.5174	-15.0615	0.0475

(For x, y corrected coordinates, use SLAC data if available. If not, use IHEP data.)

Fiducial – Corrected Coordinates	z	x	y
	(in)	(in)	(in)
TB1
TB2
TB3
TB4
TB5
TB6

Check Measurements:

Flat Center	xmeasured	xnominal	ymeasured	ynominal
Upstream		0.0 in		12.8 in
Downstream		0.0 in		12.8 in

Position 1 (x,y)=(0,0)	x (in)	y (in)
Position 2	-0.0008	-0.0008
Position 3	0.0021	-0.0014
Position 4	0.0019	-0.0004
Position 5	0.0020	-0.0001
Position 6	0.0005	-0.0005

Approval ________________________