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Bubble nebula - NGC 7635 |
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| Crop of the bubble nebula | ||
Optics: Camera: Exposure time: Guiding: Mount: Location: Date/Time: Remarks: | Takahashi FSQ-106ED at f/5 FLI Microline 8300 @ -40°C, Baader H-alpha Filter 7nm 15 x 600s (total: 2h 30min) Borg 50/250, DMK31 Takahashi EM-200 USD3 Gurnigelpasshöhe, Switzerland 23-Nov-2011 - | |
| © Michael Steffen 2010 |