| Tracking
and Particle ID |
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| • | If
central region of RHIC |
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| collisions
has zero net |
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| baryon
number |
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| • | Particle
ID |
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| • | TOF wall |
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| • | dE/dx in
silicon |
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| • | Two
B-field settings |
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| • | Many
systematic effects |
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| cancel
in the ratio |
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| • For spectrometer performance, see talk
by K. Gulbrandsen, MIT |
| • For TOF performance, see talk by E.
Johnson, U of Rochester |