Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  LBN 577  ·  Sh2-170
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The Little Rosette Nebula - Stock 18, Robert Shepherd
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The Little Rosette Nebula - Stock 18

Getting plate-solving status, please wait...
The Little Rosette Nebula - Stock 18, Robert Shepherd
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The Little Rosette Nebula - Stock 18

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Description

Between Cepheus and Cassiopeia lie many famous targets. The little Rosette Nebula, included in the Stock catalogue as St18  is often framed as part of "the questionmark" with NGC 7822.Stock 18 is a young open cluster within Sh2-170, a H II region in Cassiopia. with angular diameter of about 18′. The nebula is excited by a centrally located main-sequence O9-type star, BD+63 2093p.

This rendition is composed as HSO (mod.), each about 17 hours, RGB stars added.

CS
Robert

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The Little Rosette Nebula - Stock 18, Robert Shepherd