The planet Neptune is now observable in Capricorn and will be at opposition this year on August 27th. It is probably the most difficult planet to image, due to its very small size (2,4″) and its low magnitude. However some tips can be found !
Author Christophe Pellier
Image processing and softwares
How to image the planet Neptune – 1: setting the instrumentation
Fundamentals of the site
The optical resolution and the wavelength
Most observers are used to think that Red light is the best way to achieve high resolution imaging. However, this is not completely true…