Newest observations

Contact information

Skywarden,
Ursa Astronomical Association
Kopernikuksentie 1
00130 Helsinki
taivaanvahti(at)ursa.fi

Ursa Astronomical Association

Observation start Observation site Phenomenon Visibility Observer Team
6.7.2014 at 16.00 Arlanda Flygplats   Halos One halo form I Pentti Arpalahti
1.4.2015 at 19.19 Bammarboda, Ruotsi   Halos One halo form I Pentti Arpalahti
28.9.2021 at 22.40 - 23.43 Enontekiö   Northern lights Half-sky auroras III Pentti Arpalahti
29.9.2021 at 23.06 - 23.50 Enontekiö   Northern lights Quiet aurora arc II Pentti Arpalahti
27.9.2021 at 21.15 Enontekiö   Rare clouds Other special clouds III Pentti Arpalahti
13.7.2014 at 11.41 Espoo   Halos One halo form I Pentti Arpalahti
20.9.2014 at 06.30 - 06.35 Espoo   Halos One halo form I

1

Pentti Arpalahti
18.8.2015 at 00.12 Espoo & Vantaa   Solar system Perseids IV

5

Janne Sievinen
Pentti Arpalahti
Ursa (Helsinki)
8.5.2016 at 23.47 - 00.56 Hausjärvi   Northern lights Aurora rays II

6

Pentti Arpalahti
23.8.2013 at 20.00 Hausjärvi   Halos One halo form I Pentti Arpalahti
11.4.2015 at 14.35 - 18.41 Hausjärvi   Halos Rare halos IV

2

Pentti Arpalahti
13.6.2015 at 23.34 - 23.44 Hausjärvi   Halos One halo form I Pentti Arpalahti
23.6.2013 at 00.20 - 01.50 Hausjärvi   Rare clouds Negative observation of missing night shining clouds Pentti Arpalahti
24.6.2013 at 00.30 - 01.20 Hausjärvi   Rare clouds Negative observation of missing night shining clouds Pentti Arpalahti
14.7.2013 at 00.48 - 01.30 Hausjärvi   Rare clouds Clearly visible night shining clouds III

2

Pentti Arpalahti
27.7.2014 at 02.00 - 03.03 Hausjärvi   Rare clouds Dim night shining clouds II Pentti Arpalahti
4.7.2015 at 00.44 - 01.34 Hausjärvi   Rare clouds Dim night shining clouds II Pentti Arpalahti
23.7.2015 at 01.12 - 03.30 Hausjärvi   Rare clouds Bright night shining clouds IV

4

Pentti Arpalahti
28.7.2009 at 00.19 - 00.28 Hausjärvi   Rare clouds Bright night shining clouds IV

4

Pentti Arpalahti
27.7.2019 at 00.02 - 02.01 Hausjärvi   Rare clouds Negative observation of missing night shining clouds Pentti Arpalahti
Search result contains observations from time period 1.1.2000 klo 00.00 - 22.5.2022 klo 6.52.