March 20


Click on the pictures to get a better vision


Morning

This large picture is the sum of two 100s, one 50s and two 20s exposures using a narrow band filter centered at 618.5 nanometers.They were taken from 6:15 to 6:22, 6:28 and from 6:29 to 6:32 UT. The field size is 4.2×5.2 degrees. The fine structure of the gas tail is very obvious.
This picture is the sum of four 5s exposures without filters. It's 50×47 arcminutes and it was taken at 5:59 UT. The point to the left could be saturation.
This picture is a detail. An interesting structure which consists of two waves is visible in front of the coma.

Evening

This picture is a 300s exposure using a narrow band filter centered at 618.5 nanometers. It was taken at 20:35 UT. The field size is 4.6×5.2 degrees. The stars are trails due to bad tracking.


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