The Halo Vault

The April 21st 2007 was undoubtely one of the best halo days in this year. Observers from all over the Czech Republic enjoyed very bright 22...

The April 21st 2007 was undoubtely one of the best halo days in this year. Observers from all over the Czech Republic enjoyed very bright...

On April 5th 2007 there was typical nice, but, dry“ cirrostratus in the sky without presence of hal...

A horrendously quiet April passed by without any noteworthy action (except Jarmo's fantastic bolide halo). Halo people were awakened f...

A fireball as bright as a full moon was observed in Finland 15 April 2007 at 00.13 local time. The fireball was also recorded by several fir...

A fireball as bright as a full moon was observed in Finland 15 April 2007 at 00.13 local time. The fireball was also recorded by several f...

On 25th March a relatively small high-cloud area swept over Southern Finland and produced a fine halo for observers in Helsinki, Espoo, Tur...