Sunspot photography on April 21st, 2018

Even though we're approaching the minimum of the current solar cycle, occasional sunspots still appear. The image was taken on 21st of April, 2018 using a Skyris 132M Camera using Baader Solar Continuum filter through an Edge HD 8''. This was the best shot out of a serious of 35 captures taken with FireCapture and …

Celestron Firmware Manager on Linux

To update the hand control or motor controller firmware on any of your Celestron mounts, you will need the Celestron Firmware Manager. The whole process is explained on this website. Long story short, you have to download the software here: http://software.celestron.com/updates/?dir=CFM/CFM After unzipping you end up with CFM.jar. To be able to run that you …