Sextupole Magnet Checks			25S-63
	Date:	Magnet:	Operator(s):
	11/13/2001	25S-63	Michael Rogers
	Notes:

Magnetic Fiducial Coordinates: (inches)
	Fiducial	Z	X	Y
	TB1	-4.5401	4.1733	15.5121
	TB2	4.5109	4.1990	15.5124
	TB3	-4.4029	-10.4882	12.5446	Offset:
	TB4	3.4945	-10.4889	12.5385	0.0000	inches
	TB5	-4.5330	-15.0628	0.0174
	TB6	4.5548	-15.0618	0.0100
	Description:
	Fiducial values based on the measured mechanical center line.

Sextupole Mechanical Centerline Checks:

Mandrel Check (4 Positions):	X (in)	Y (in)
Position 1	0.0003	0.0000
Position 2	0.0020	0.0026
Position 3	-0.0045	0.0027
Position 4	-0.0006	-0.0046
Position 5	0.0034	0.0019
Position 6	-0.0002	0.0015

Mandrel Check (Position 1):	X (in)	Y (in)
Position 1 (1^st check)	0.0021	0.0005
Position 1 (2^nd check)	0.0025	-0.0004
Position 1 (3^rd check)	0.0026	0.0000
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: 1.070	Loc 1: 1.072
Loc 2: 1.068	Loc 2: 1.071
Loc 3: 1.068	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-63

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: 11/13/2001 Ambient Temperature ______________ deg. C.

Operator(s) Michael Rogers

Comment

Fiducial – Measured Coordinates	z	x	y
	(in)	(in)	(in)
TB1	-4.5401	4.1733	15.5121
TB2	4.5109	4.1990	15.5124
TB3	-4.4029	-10.4882	12.5446
TB4	3.4945	-10.4889	12.5385
TB5	-4.5330	-15.0628	0.0174
TB6	4.5548	-15.0618	0.0100

(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	0.0017	0.0026
Position 3	-0.0048	0.0027
Position 4	-0.0009	-0.0046
Position 5	0.0031	0.0019
Position 6	-0.0005	0.0015

Approval ________________________