Optimal Image Subtraction (OIS)

OIS is a package to perform optimal image subtraction on astronomical images.

It uses the subtraction algorithm described in Alard&Lupton (1998) as well as the Bramich (2010) improvement.

Contents:

• Installation
  • From latest stable PyPI distribution
  • From the development distribution (unstable)
• Usage
  • optimal_system Parameters
  • Working with bad pixels (masks)
  • Non-constant PSF
• Methods
  • Alard & Lupton
  • Bramich
  • Adaptive Bramich

Indices and tables

• Index
• Module Index
• Search Page