Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  4 Cas  ·  Bubble Nebula  ·  HD218997  ·  HD219286  ·  HD219287  ·  HD219460  ·  HD219634  ·  HD219978  ·  HD220016  ·  HD220056  ·  HD220057  ·  HD220074  ·  HD220102  ·  HD220147  ·  HD220167  ·  HD220180  ·  HD220369  ·  HD220760  ·  HD220770  ·  HD220819  ·  HD220832  ·  HD220999  ·  HD221037  ·  HD221038  ·  HD221039  ·  HD221143  ·  HD221354  ·  HD221393  ·  HD221406  ·  HD221438  ·  And 61 more.
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M52 & Bubble nebula area in Halpha with a Baker Schmidt Camera and SBIG11k, Luigi Fontana
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M52 & Bubble nebula area in Halpha with a Baker Schmidt Camera and SBIG11k

Equipment

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Description

Hallpha view of the M52/Bubble Nebula area. Size 50% of the original, because the collimation of the Baker is sitil not perfect. Very good sky (Bortle 2-3, SQM 21,4). Italian Alps, 2600 meters.

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Sky plot

Sky plot

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M52 & Bubble nebula area in Halpha with a Baker Schmidt Camera and SBIG11k, Luigi Fontana