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Contact information

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

Ursa Astronomical Association

Sun - 21.1.2023 at 13.32 - 21.1.2023 at 13.34 Helsinki Observation number 111503

Visibility III / V


There was a suitably sized filter in front of the Sun. A big dot and a few smaller ones dot through the haze.


Additional information
  • Observation target
    • Sun
  • Sunspot number
    • 4
  • Seeing
    • Average
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