Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  Sh2-188
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SH2-188, Simeis 22, PK 128.0-04.1, Big_Dipper
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SH2-188, Simeis 22, PK 128.0-04.1

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SH2-188, Simeis 22, PK 128.0-04.1, Big_Dipper
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SH2-188, Simeis 22, PK 128.0-04.1

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Description

An extraordinary planetary nebula in the constellation Cassiopeia. Since the central star has a very high self-movement, he pushes a shock wave in front of him. The PN was discovered in the Year 1951. The distance is estimated at about 800 light-years.

Data from 17/18/19 July 2018

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SH2-188, Simeis 22, PK 128.0-04.1, Big_Dipper