Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  12 Cas  ·  LBN 592  ·  LBN 593  ·  LDN 1282  ·  LDN 1283  ·  NGC 103  ·  Sh2-173  ·  The star 12Cas
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Sh2-173, pete_xl
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Sh2-173

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Sh2-173, pete_xl
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Sh2-173

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Description

Sh2-173 is a very dim emission nebukla in the constellation Cassiopeia about 8800 ly away from us. Besides the Ha-emissione nebula there are a mass of stars in the field of views. The star cluster in the top right is catalogued NGC 103.

TS 130/910 mm apo with 0.79x reducer attsched to an ASI1600mmp.

APP, starnet++ and PS 2020.

50 x 200 s Ha

50 x 60 s red

50 x 60 s green

50 x 60 s blue

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Sh2-173, pete_xl