Closeup of the center of the G0 detector showing the phototubes
HMS Performance
| OPTICS TUNE: | PARALLEL-PT | PT-PT |
| MOMENTUM: Maximum Central Momentum Momentum Bite[(Pmax-Pmin)/P0] Momentum Resolution delta p/p |
7.5 GeV/c 18% <0.1% |
7.5 GeV/c 18% <0.1% |
| ACCEPTANCES: Solid Angle Min. Central Scattering Angle |
>6 msr 12.5o |
>6 msr 12.5o |
| Angle Measurement Precision
In Scattering Plane Vertex Reconstruction Accuracy Nominal Target Length |
0.4 mr 0.9 mr 10 cm 3.4 cm Thin |
0.8 mr 0.8 mr 10 cm ~1 mm Extended |
| KINEMATIC FLEXIBILITY: Momentum Range Angular Range |
0.5 ⇒ 7.5 GeV/c 12.5o ⇒ ~90o |
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| LUMINOSITY GOAL: | L > 1038cm-2sec-1 | |
| DETECTOR: | Two wire chambers for track position measurement. Scintillator hodoscopes for timing. Gas Cherenkov Counter for particle ID. Aerogel Counter for ID. A segmented Pb glass shower counter. |
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