The Halo Vault

On the night between February 10 and 11 a bright lunar halo display in diamond dust was observed in Tampere, Finland. Bright and well def...

In the afternoon of 26 March, 2017, I was spending time outdoors with my family and wasn't too well equipped for serious observing. Of c...

Vesa Korhonen photographed this lunar display in Hämeenkyrö in the evening of 10 February at 2038 local time. The circular Lowitz arcs are...

In 2017, halo activity in my part of the United Kingdom has so far been very quiet with not much to get excited about apart from the occa...

Here is some more material from the diamond dust in Rovaniemi three nights ago. After the heaviest Parry-crystal bombarding was over, Moil...

On October 30 in Prague was observed rare halos. Stepanka Kosova had Lowitz arcs and 120 deg. parhelia (title photo). Lukas Shrbeny had nic...

On October 20 and 21 I and Roman Manak saw an upper suncave Parry arc. On October 21 I also observed Lowitz arcs too. On photo is nice Par...

Attila Kosa-Kiss from Salonta, Romania observed on 29th September 2006 a very interesting halo display at a sun elevation of 12°. Unfortuna...

This photo show nice circular Lowitz arc. Photo was taken by Michal Nagy from Slovakia at September 29 2006. My photo possible all compo...

At the end of September weather fronts from an ex-hurricane reached Germany. In the leading cirrus, Lowitz arcs were observed over two days....

Today was day of halos for all observers. I was seen: Parry arc , Infralateral arc. Martin Jankovic: Parry arc, 120 parhelia . Milan Cern...

As month earlier, good moon halos visited the skies also this time. The display in the night of 12-13. April was seen over large areas in...

Here is an attempt simulate the Jari Luomanen display of 22. January 2006. Reflected Lowitz arcs arise in the simulation from thin plate...