Updated 18.7.2011

Noctilucent Clouds 17./18.7.2011 Noctilucent Clouds 17./18.7.2011

Site: Sondby, Porvoo, Finland 60°15'40.3" N, 25°47'36.8" E, dark archipelago
Time: Eastern Europen Time zone UT+02+01
Camera: Canon EOS 5D Mark II Digital SLR camera with 21Mb full frame CMOS sensor
Lens: EF 24-70mm f/2.8 L USM General purpouse zoom lens

Northern sky on 22:40-23:45 UT

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Automatic exposures every 30 seconds at f/22 and 400ISO; zoomed to 24mm

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All material Copyright © Jorma Koski, Anno Mundi 2011