Nacreous clouds & Night sky time lapse, Finland, 11./12.2.2023

The annual Solar System -meeting of Ursa astronomical association was organized at Tähtikallio Observatory in Orimattila, Finland, in the weekend between 10th and 12th of February 2023. I was also there, but I arrived quite late in the Friday night at the place. It had been clear earlier in the evening, but it got cloudy …

Colourful sunset with nacreous clouds 24.1.2020

Observed phenomena: nacreous clouds Date: 24.01.2020 Time: 15:00 UT Observing place: Ulvila, Finland Observing method: Photography, visual Technical information about photographing equipment: Canon EOS 300, Kodak Gold 200 colour negative film Observing conditions: Clear sky (no ordinary clouds blocking the view) A colourful sunset with nacreous clouds was observed in 24th of January 2020 in …

Fine display of nacreous clouds 4.12.2019

Observed phenomena: nacreous cloudsDate: 04.12.2019Time: 17:15-17:50 UTObserving place: Ulvila, FinlandObserving method: Photography, visualTechnical information about photographing equipment: Canon EOS 1100D + 18-55 mm lensObserving conditions: Clear sky (no ordinary clouds blocking the view) A fine display of nacreous clouds was observed in Ulvila, Finland on 4th of December 2019. The display was visible just after …

Nacreous clouds observed on Christmas eve 2012

Observed phenomenae: Nacreous clouds (type I)  Crepescular rays Date: 24.12.2012 Time: 16:25 Observing place: Ulvila, Finland Observing method: Photography Technical information about photographing equipment: Camera: Canon EOS 1100D, lens: Canon EF-S 18-55mm Nacreous clouds of type I were observed during many days around mid-winter all over Finland. I was also once able to observe this …