Confusing sky colors in the North at 51.5°N and going towards local midnight tonite, seen from Witten-Herbede looking towards Bochum, Germany. IMHO we are only seeing eternal dusk plus clouds illuminated by both towns and none of the NLC that are already appearing as http://www.meteoros.de/php/viewtopic.php?t=9578 reports from even farther north.

Confusing sky colors in the North at 51.5°N and going towards local midnight tonite, seen from Witten-Herbede looking towards Bochum, Germany. IMHO we are only seeing eternal dusk plus clouds illuminated by both towns and none of the NLC that are already appearing as http://www.meteoros.de/php/viewtopic.php?t=9578 reports from even farther north.