Solid Detector Dimension
From Hall A Wiki
coil center at z=0 all units in cm BaBar version is converted from comgeant configuration at the proposal stage, then modified with longer Cherenkov. CLEO version is copied from BaBar version, but with longer Calorimeter.
SIDIS BaBar | Z range | Z center | Z length | R range | R length |
---|---|---|---|---|---|
target | -370 - -330 | -350 | 40 | 0 - 1 | 1 |
GEM | |||||
largeangle Cherenkov | -54.5 - -24.5 | -39.5 | 30 | 82 - 141 | 59 |
lightgas Cherenkov | 97 - 225 - 301 | 161, 263 | 204 | 67 - 160 - 265 | 198 |
SC | 303.75 - 304.25 | 304 | 0.5 | 95 - 177 | 82 |
heavygas Cherenkov | 306 - 396 | 351 | 90 | 96- 265 | 169 |
MRPC | 397 - 399 | 398 | 2 | 115 - 195 | 90 |
forwardangle Calorimeter | 400 - 430 | 415 | 30 | 120 - 202 | 95 |
PVDIS BaBar | Z range | Z center | Z length | R range | R length |
---|---|---|---|---|---|
target | -10 - 30 | 10 | 40 | ||
GEM #1 #2 | |||||
Cherenkov | 200 - 225 - 301 | 212.5, 262.5 | 25, 75 | 61 - 260 | 199 |
GEM #3 | 305.52 - 306.48 | 306 | 0.96 | 105 -200 | 95 |
GEM #4 | 320.52 - 321.48 | 321 | 0.96 | 115 -215 | 100 |
forwardangle Calorimeter | 325 - 375 | 350 | 50 | 110 - 265 | 155 |
SIDIS CLEO | Z range | Z center | Z length | R range | R length |
---|---|---|---|---|---|
target | -370 - -330 | -350 | 40 | 0 - 1 | 1 |
GEM | |||||
largeangle Cherenkov | -54.5 - -4.5 | -19.5 | 50 | 82 - 141 | 59 |
lightgas Cherenkov | 97 - 225 - 301 | 161, 263 | 204 | 67 - 160 - 265 | 198 |
SC | 303.75 - 304.25 | 304 | 0.5 | 95 - 177 | 82 |
heavygas Cherenkov | 306 - 396 | 351 | 90 | 96- 265 | 169 |
MRPC | 397 - 399 | 398 | 2 | 115 - 195 | 90 |
forwardangle Calorimeter | 400 - 450 | 425 | 50 | 120 - 202 | 95 |
empty space at back | 450 - 480 | 465 | 30 |
PVDIS CLEO | Z range | Z center | Z length | R range | R length |
---|---|---|---|---|---|
target | -10 - 30 | 10 | 40 | ||
GEM #1 #2 | |||||
Cherenkov | 200 - 225 - 301 | 212.5, 262.5 | 25, 75 | 61 - 260 | 199 |
GEM #3 | 305.52 - 306.48 | 306 | 0.96 | 105 -200 | 95 |
GEM #4 | 320.52 - 321.48 | 321 | 0.96 | 115 -215 | 100 |
forwardangle Calorimeter | 325 - 375 | 350 | 50 | 110 - 265 | 155 |
empty space at back | 375 - 405 | 390 | 30 |