Thai Airways contrail over Hungary
Thai Airways contrail over Hungary
Last edited by sn26567 on 19 Feb 2015, 11:23, edited 1 time in total.
Reason: Changed to youtube BBCode
Reason: Changed to youtube BBCode
Re: Thai Airways contrail over Hungary
Impressive ! I'm a total zero when it comes to equipment used for this kind of wonderful spotting activity. So forgive me my question : how do you make sure you can align your telescope so accurately and so long with the traject the plane is flying (at cruising speed it would seem) ?