Viewing FITS files with FITS Liberator
The ESA/ESO/NASA FITS Liberator 3 released late last year is now a stand alone application and does not require Photoshop. FITS Liberator is free software that allows you to open astronomical FITS...
View ArticleClik here to view.
Getting “into the zone” for image processing
Author and astronomer Ron Wodaski has generously provided his book The New Astro Zone System for Astro Imaging free to teachers and students using SPIRIT. The ‘Zone System’ provides invaluable...
View ArticleClik here to view.
SPIRIT guides and documents
The SPIRIT guides and documents web page has been updated. A number of new items have been added, including a revised LRGB Photoshop guide, and additional material on FITS file conversion. An exposure...
View ArticleClik here to view.
Which way is up?
It is often said that there is no ‘up’ in space. However, astronomers still need to orient themselves with the night sky in order to measure and explain the objects they observe. This short guide will...
View ArticleClik here to view.
Imaging challenge: The SPIRIT “Top 20”
The “SPIRIT Top 20″” is a list of bright deep sky targets well suited for imaging with SPIRIT. It contains a variety of object types, including nebulae, galaxies and star clusters. Use Stellarium to...
View ArticleClik here to view.
Understanding the celestial sphere
Understanding the motion of astronomical objects across the sky is important when planning an imaging session with SPIRIT. Two documents available on the Guides and documents page provide an...
View ArticleClik here to view.
Moon Phase Calendar for 2019
A chart showing the moon phases for the entire 2019 calendar year can be found by clicking here.
View ArticleClik here to view.
Moon Phase Calendar 2020
A chart showing the moon phases for the entire 2020 calendar year can be found by clicking here.
View Article
