Sextupole Magnet Checks			25S-48
	Date:	Magnet:	Operator(s):
	7/9/2001	25S-48	Michael Rogers
	Notes:
	Only the Tooling Ball values are correct. We are going to be redoing this one. Can not find the computer file for this sextupole.

Magnetic Fiducial Coordinates: (inches)
	Fiducial	Z	X	Y
	TB1	-4.2429	4.2039	15.5069
	TB2	4.2839	4.2191	15.5102
	TB3	-4.3492	-10.5447	12.5140	Offset:
	TB4	3.5100	-10.5235	12.5374	0.0000	inches
	TB5	-4.1956	-15.0617	0.1222
	TB6	4.2069	-15.0647	0.1797
	Description:
	Fiducial values based on the measured mechanical center line.

Sextupole Mechanical Centerline Checks:

Mandrel Check (4 Positions):	X (in)	Y (in)
Position 1	0.0001	0.0002
Position 2	-0.0005	-0.0009
Position 3	0.0031	0.0002
Position 4	0.0029	0.0009
Position 5	0.0020	-0.0002
Position 6	0.0004	-0.0005

Mandrel Check (Position 1):	X (in)	Y (in)
Position 1 (1^st check)	0.0025	0.0005
Position 1 (2^nd check)	0.0021	-0.0005
Position 1 (3^rd check)	0.0021	-0.0008
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: 1.069
Loc 2: 1.070	Loc 2: 1.071
Loc 3: 1.071	Loc 3: 1.072

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-48

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
Only the Tooling Ball values are correct. We are going to be redoing this one. Can not find the computer file for this sextupole.

Fiducial – Measured Coordinates	z	x	y
	(in)	(in)	(in)
TB1	-4.2429	4.2039	15.5069
TB2	4.2839	4.2191	15.5102
TB3	-4.3492	-10.5447	12.5140
TB4	3.5100	-10.5235	12.5374
TB5	-4.1956	-15.0617	0.1222
TB6	4.2069	-15.0647	0.1797

(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	-0.0006	-0.0011
Position 3	0.0030	0.0000
Position 4	0.0028	0.0006
Position 5	0.0019	-0.0004
Position 6	0.0003	-0.0007

Approval ________________________