Nordic Optical Telescope

TurPol

Turku Polarimeter

Hugo E. Schwarz, Vilppu Piirola

NOT OPERATING MANUAL No. 2

Version No. 1.0

Wed Oct 27 18:02:27 ACT 1999

• Contents
• List of Figures
• List of Tables
• Introduction
  • History & brief description
• Detailed description
  • Principle of operation
  • Construction
• Observing with TurPol
  • Preparation during the day
  • Setting up at the beginning of a run
    • Setting up the Telescope Control System (TCS)
  • Polarimetric observations
    • Linear polarimetry
    • Notes
    • Circular polarimetry
  • Photometric Observations
  • Closing down in the morning
• Data reduction
  • Basic reduction for linear polarimetry
  • Basic reduction for simultaneous linear and circular polarimetry
  • Further reductions: averages, nightly means, and normal points
  • Additional corrections to the instrumental constants
  • Photometry reduction
  • Plotting the data
• Appendices
  • Mounting Turpol on the telescope
  • Changing the wave plate (Staff only!)
  • CAMAC crate and tests
  • Using the periscope in TurPol
  • Adjusting the chopper
  • Photometric Transformation equations
  • Estimated errors based on photon shot noise
• About this document ...