Total Sky Imager observations during POLARSTERN curise ANT-XXVIII/3 on 2012-02-06 with links to images

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秒拍摄的天空图像。该成像仪安装于‘极星号’（POLARSTERN）科研考察船的舰桥顶部。所有文件均为JPG格式图像，光圈、曝光等全部必要参数均存储于JPG文件头内。