Minutes SHMS MC 8

Minutes of SHMS MC working group meeting 12/01/2011

Participants: Dave, Dipangkar, Howard, John, Mark, Peter and Rolf

1. Mark went over the list of all the changes made to the spectrometer design over the last few meeting. The most important of these changes are the raising of the dipole central axis with respect to the horizontal axis (changed from 20cm to 26cm). The the re-centering of the drift chambers with respect to the detector stack central axis. Rolf asked that we check a few more things to make sure that the optics are still good. The first is to check the simulated sieve slit distributions. This has now been done and shown here:

2. Dipangkar showed the plots of collimators using 28x14 and a 28x18 and