The overseas flights had created beautiful contrail patterns by morning. Different halo phenomena appeared first on this, then on the Ci and Cs layers. Left and right parhelia, 22° halo, upper tangent arc and a particularly bright CZA with supralateral arc.
András-kereszt kondenzcsíkból - St Andrew's Cross made of contrail
Felső érintő ív és zenit körüli ív
Upper tangent arc and circumzenithal arc