Total Sky Imager observations during POLARSTERN curise ANT-XXVIII/5 on 2012-04-22 with links to images@en

Dataset consists of total sky images taken every 15 seconds during daytime. The imager was mounted at the top of the bridge of the Research Vessel POLARSTERN. Each file is a jpg-image and all the necessary information on the aperture or exposition is written in the jpg-header.本数据集包含日间每15秒拍摄的全部天空图像。该成像仪安装于极星号（POLARSTERN）科考船的舰桥顶部。每个文件均为JPEG（JPEG）图像，所有与光圈或曝光相关的必要参数均存储于该JPEG文件的文件头中。