tracker geometry
DESCRIPTION
Tracker Geometry. Oleg Lysenko University of Chicago December 15, 2011. MICE tracker geometry schema (Tracker). Position and rotation in solenoid reference frame. 2. MICE tracker geometry schema (Station). Position and rotation in tracker reference frame. - PowerPoint PPT PresentationTRANSCRIPT
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Tracker Geometry
Oleg LysenkoOleg Lysenko
University of ChicagoUniversity of Chicago
December 15, 2011December 15, 2011
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MICE tracker geometry schema (Tracker)
Position and rotation in solenoid reference frame
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MICE tracker geometry schema (Station)
Position and rotation in tracker reference frame Porridge = glue (polystyrene) + fibres
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NIM paper
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Plane Order as Built
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‘U’ Plane
‘W’ Plane
‘V’ Plane
ztr
ztr
ytr
xtr
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MICE tracker geometry schema (Doublet layer)
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Relational tables
Id SciFiGeoStnId SciFiGeoTrkr1 1 12 2 13 3 14 4 15 5 16 6 27 7 28 8 29 9 210 10 2
SciFiStn2Trkr Id SciFiGeoDbl SciFiGeoStnId1 1 12 2 13 3 14 1 25 2 26 3 27 1 38 2 39 3 310 1 411 2 412 3 413 1 514 2 515 3 51 1 62 2 63 3 64 1 75 2 76 3 77 1 88 2 89 3 810 1 911 2 912 3 913 1 1014 2 1015 3 10
SciFiDbl2Stn
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Summary
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ztr12345
12345
200 mm
250 mm
300 mm
350 mm
1130 mm
V
W
X
View of the station onto the polished face of the connector
Ytr
Xtr
Tracker reference frame
Ztr
1 2 3 4 5
Tracker 1 Tracker 2
targetEMR
5 4 3 2 1
observer
Ymice
Zmice
MICE reference frame
Xmice
Tracker 2 Tracker 1
x
x
x V
W
X
+120º
-120º
0º
Notes:1.The plane orientation is shown in the tracker reference frame (left down corner).2.The tracker alignment in MICE is shown in the MICE reference frame (above).
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Calibration
IndexBoard#
(per tracker)Bank#
(per board)Channel#(per bank)
Pedestal(ADC)
Gain(ADC)
Pedestal(TDC)
Slope(TDC)
0 0 0 0 -1 0 25 2
1 0 0 1 -1 0 25 2
2 0 0 2 -1 0 25 2
4 0 0 3 -1 0 25 2
… … … … … … … …
2048 4 0 0 26.5 11.0 25 2
2049 4 0 1 24.5 11.0 25 2
2050 4 0 2 25.5 10.67 25 2
2051 4 0 3 24.5 11.0 25 2
2052 4 0 4 25.5 11.0 25 2
… … … … … … … …
4092 7 3 124 -1 -1 25 2
4093 7 3 125 -1 -1 25 2
4094 7 3 126 -1 -1 25 2
4095 7 3 127 -1 -1 25 2
The server and python client api code to read and write calibration data about the tracker to the config db are now ready for user testing (Antony).