Observing with the Guider ========================= To use the guider manually, once the dome and telescope are ready to observe, slew to the target star. #. Open the hatch of the Levy spectrometer. #. Set the Guider to `Exposing` #. The exposure time and gain may need to be manually selected. #. Select `Acquire` mode. #. Once the star is centered, select `Guide` mode. This can also be done with the scripts: #. autoexposure.csh #. centerup.csh