HETG Orientation at XRCF

The diagram below shows the HETG as oriented at XRCF: this is the view from the HRMA towards the HETG where +Z_facility(Up) is at top of page and +Y_facility(South) is to the right. This orientation is rotated 180 degrees about X from the NE80 orientation.

Grating locations are given by a code such as 6EE3 where:

When used with the XRCF shutters the following HETG sectors are illuminated: