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9 Caveats  

• 9.1 Overview
• 9.2 Caveats on this document
• 9.3 Status of Scientific Validation of PHT AOTs
  • 9.3.1 Validated modes in OLP Version 7
  • 9.3.2 Photometric Accuracies of Staring Modes
• 9.4 OLP Version 7: Limitations and Caveats
  • 9.4.1 Error Calculation and Propagation
  • 9.4.2 Chopped Photometry
  • 9.4.3 Extended Source Photometry
  • 9.4.4 Spectroscopic Mode
  • 9.4.5 Validity Ranges of FCS Calibration Files
  • 9.4.6 Inhomogeneous FCS Illumination of PHT-P Apertures
  • 9.4.7 Non-geometric Aperture Beam Size Scaling
  • 9.4.8 Non-linearity of Detector Responsivity with Flux
  • 9.4.9 Detector Signal Transients
  • 9.4.10 Long Term Detector Drifts
  • 9.4.11 Missing Measurements and Chopper Correction
  • 9.4.12 Limitations in Use of PHT Color Correction Factors
  • 9.4.13 Empirical PPSF Correction Factors for Array Centered C200 Photometry