Visibility IV / V
Northern Lights: The images of the celestial camera with a long exposure time of 30 seconds showed a "ferry" moving from the north, retaining its shape and structure, through the sky. Incoming direction about 340 degrees. The prevailing wind direction is 230 degrees, according to the Finnish Meteorological Institute. A series of pictures taken 1min. on the stairs. Image time code correct, but 12 h twisted.
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