FS2020 Miscellaneus FS2020 – Citation Longitude Cockpit Preparation December 26, 2020 flight2000it 0 Comments Joseph Pearson FS2020 – Citation Longitude Cockpit Preparation. Here is a set of instructions and notes for the Cessna Citation Longitude. I’m sure this is a must have set of notes for every Citation Longitude flight. By Joseph Pearson 200 Kb