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Contact information

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

Ursa Astronomical Association

Sun - 26.8.2022 at 18.00 - 26.8.2022 at 19.00 Ulvila Observation number 108842

Visibility V / V

Kalle Luotola, Porin Karhunvartijat

Observed sunspots AR3088 and AR3089, large groups of spots with an M-class eruption in progress.


Additional information
  • Observation target
    • Sun
  • Sunspot number
    • 88
  • Seeing
    • Average
Technical information

Filmed with the Association's equipment: a Celestron C11 telescope with a solar film. Stand: Losmandy g11. The camera is a ZWO black and white planetary camera. Photographed with the SharpCap program and images stacked with the AutoStakkert! program. The image has been sharpened in Photoshop, colored and cropped in Lightroom.

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