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Contact information

Ursa Astronomical Association
Kopernikuksentie 1
00130 Helsinki

Ursa Astronomical Association

Sun - 25.3.2018 at 18.38 Oulu Observation number 71961

Visibility III / V

This time no sunspots are visible.

Additional information
  • Observation target
    • Sun
    • Keskitaso
  • Sunspot number
    • 0
Technical information

OlympusE-M10 269mm, AstroSolar membrane, 1/800, f9.0, ISO200

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