Kitt Peak National Observatory

Instrumentation Operation Manual
COUDÉ SPECTROGRAPH

Daryl Willmarth
Instrument Support Group
Kitt Peak National Observatory
National Optical Astronomy Observatories
P. O. Box 26732, Tucson, AZ 85726

January 5, 1996

Contents

• List of Tables
• List of Figures
• 1 Introduction
• 2 Description of the Spectrograph
  • 2.1 The Slit and Decker
  • 2.2 Slit Viewing TV
  • 2.3 Post-Slit Filter Holder
  • 2.4 Collimators
  • 2.5 Gratings
  • 2.6 Cameras
    • 2.6.1 Camera 5
    • 2.6.2 Camera 6
  • 2.7 Comparison Sources
• 3 CCD Use on the Coudé Spectrograph
  • 3.1 Introduction
  • 3.2 CCD Characteristics
  • 3.3 Dewar Design and Maintenance
  • 3.4 CCD Control System
  • 3.5 CCD Camera Dewar on Spectrograph Camera 5
    • 3.5.1 CCD Installation on Camera 5
    • 3.5.2 Alignment of CCD Camera Dewar on Camera 5
  • 3.6 CCD Dewar on Spectrograph Camera 6
    • 3.6.1 Installation of CCD dewar on Camera 6
    • 3.6.2 Alignment of the CCD Camera Head on Camera 6
• 4 Observing Philosophy
  • 4.1 Observing Procedures
• 5 Data Reductions
• 6 Computer Operation
  • 6.1 Logging In, Initializing ICE, and Logging Out
  • 6.2 Parameter Sets
  • 6.3 Data Acquisition Tasks
  • 6.4 Image Tasks
  • 6.5 Tape Tasks
  • 6.6 Miscellaneous Tasks
• 7 The Coudé Feed Telescope
  • 7.1 Open-up Procedure
  • 7.2 Setting the Grating
  • 7.3 Finding Stars
  • 7.4 Guiding With the DTI-21 Leaky Guider
  • 7.5 Typical Observing Procedure
  • 7.6 Feed Telescope Shutdown Procedure
  • 7.7 Coudé Image Rotator