Long-slit spectroscopy

Information on expected count rates have been completed for all grisms, including Echelle mode. See

http://www.not.iac.es/technical/astronomical/instruments/alfosc/speccounts.html

A new grism has been ordered with a resolving power of $\sim$2000 in the blue. The grism will cover the wavelength range 3550-5100Å, and is expected to arrive in November.