CCD image processing (Part V)

2 Novembro 2021, 09:00 • André Maria da Silva Dias Moitinho de Almeida

:: Correction of shutter effects:
- Tutorial of arithmetic operations with images (and header values): imarith and imexpr
- Creation of images / matrices of shutter opening/closing times

- Examination of shutter images
- Decreasing noise (high frequency component) by
  * Combination of images   
  * Filtering (with boxcar filter)
- Application of shutter corrections to images with exposure times > 0.