Tähtitieteellinen yhdistys Ursa

Ilmakehän optiset ilmiöt

Drawing examples

Teemu Öhman, April 16 at 4.05 GMT
Claudia Hetze, April 9 at 14.20 GMT
Sami Haapanala, April 28 at 14.30 GMT
T. J. Evenhuis, April 25 at 11.30-12.30 GMT
Reima Eresmaa, April 27 at 9.08 GMT
Michael Dachsel, April 9 at 14.39 GMT
Les Cowley, April 8 at 8.40 GMT
Harmut Bretschneider, April 9 at 6.08 GMT
Marian Beukers-Wilming, April 8 at 13.20-45 GMT
Gerald Berthold, April 13 at 7.50 GMT
Heino Bardenhagen, April 23 at 7.38 GMT
Anna Aspelund, April 2 at 9.00-30 GMT
Gunnar Hering, April 9 at 13.30 GMT
Wolfgang Hinz, April 8 at 10.10 GMT
Ilkka Helenius, April 29 at 13.30 GMT
Ismo Luukkonen, April 27 at 14.55 GMT
Holger Lau, April 18 at 14.55 GMT
Jorma Lameranta, April 28 at 15.45 GMT
Tatu Laitinen, April 28 at 10.50 GMT
Jarkko Korhonen, April 1 at 11.10 GMT
Dieter Klatt, April 12/13 at 19.11 GMT
Karl Kaiser, April 9 at 14.39 GMT
Jere Kahanpää, April 15 at 12.15 GMT
Anne Jokinen, April 17 at 9.10 GMT
Ludger Ihlendorf, April 13 at 8 GMT
Stefan Jak, April 21 at 17.03-20 GMT
Marko Holma, April 25 at 10.48 GMT
Peter-Paul Hattinga Verschure , April 9 at 6-7 GMT
Richard Löwenherz, April 3 at 11.55 GMT
Jari Piikki, April 19 at 13.45 GMT
Leo C. H. Rijkelenboom, April 7 at 12.21 GMT
Pekka Pietiläinen, April 29 at 7.00 GMT
Martti Penttinen, April 16 at 4.05 GMT
Marko Pekkola, April 19 at 14.55-15.00 GMT
Ossi Pasanen, April 28 at 7.30 GMT
Tarmo Palojärvi, April 1 at 5.41GMT
Frank Nieuwenhuys, April 7 at 15.10-50 GMT
Veikko Mäkelä, April 6 at 17.10 GMT
Sirko Molau, April 13 at 7.10 GMT
Jarmo Moilanen, April 25 at 6.05 GMT
Andrej Mey, April 23 at 16.45-17.00 GMT
Alastair McBeath, April 22 at 20.10 GMT
Fred Roovers, April 9 at 11.30 GMT
Esa Rinta-Runsala, April 28 at 7.30-8.00 GMT
Olli Manner, April 28 at 14.30 GMT
Menno var der Haven, April 9
Pauliina Uusitalo, April 27 at 14.25 GMT
Marko Toivonen, April 12 at 7.00 GMT
Juha Tervaskanto, April 26 at 17.00 GMT
Suvi Syrjä, April 30 at 5.45 GMT
Markku Stenberg, April 2 at 9.00 GMT
H. Simons, April 9 at 11.00-05 GMT
Mika Sillanpää, April 12 at 9.00 GMT
Holger Seipelt, April 9 at 12.40 GMT
Eero Savolainen, April 9 at 13.45 GMT
Paula Sankelo, April 3 at 4.55 GMT
Günter Röttler, April 18 at 6 GMT
Simo Aikioniemi, April 18 at 16.35 GMT

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