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
2.9.2013 at 00.21 - 00.50 Helsinki   Northern lights Northern lights I

1

Pentti Arpalahti
20.7.2012 at 01.57 Helsinki   Fireballs A fireball at night, brigter than the venus III Pentti Arpalahti
12.9.2015 at 00.22 Helsinki   Fireballs A fireball at night, brigter than the venus III

2

Pentti Arpalahti
3.8.2013 at 01.16 Helsinki   Fireballs A fireball in a twilight sky IV

4

Pentti Arpalahti
7.8.2013 at 01.47 Helsinki   Fireballs A fireball in a twilight sky IV

1

Pentti Arpalahti
5.8.2014 at 01.52 Helsinki   Fireballs A fireball in a twilight sky IV Pentti Arpalahti
9.8.2014 at 01.13 Helsinki   Fireballs A fireball in a twilight sky IV Pentti Arpalahti
23.8.2013 at 01.08 - 01.53 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
14.10.2013 at 23.35 - 00.10 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
30.10.2013 at 23.25 - 23.44 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
15.8.2015 at 23.31 - 00.01 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
9.9.2015 at 23.09 - 23.30 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
7.10.2015 at 21.58 - 22.35 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
8.10.2015 at 20.42 - 21.31 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
14.4.2016 at 23.34 - 23.51 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
23.8.2016 at 23.50 - 00.25 Helsinki   Northern lights Active aurora band III

2

Pentti Arpalahti
19.8.2020 at 01.55 Tampere   Northern lights Active aurora band III Pentti Arpalahti
Kari A. Kuure
Emma Bruus
Tampereen Ursa
24.10.2020 at 01.59 - 02.05 Helsinki   Northern lights Active aurora band III Pentti Arpalahti
10.2.2022 at 19.35 - 21.43 Helsinki   Northern lights Active aurora band III

2

Pentti Arpalahti
17.3.2015 at 19.30 - 20.30 Helsinki   Northern lights All-sky aurora V Pentti Arpalahti
Search result contains observations from time period 1.1.2000 klo 00.00 - 22.5.2022 klo 6.52.