NGC7635. The Bubble Nebula
Diffuse nebula in Cassiopeia

This nebula, also cataloged as Caldwell 11, is the minor of three bubbles around a very massive star in cassiopeia. The bubble is formed by the gas ejected by the star.
Distance to earth: 11,300 light years
Visual Magnitude:




Date and location 1-nov-2007. Caraquiz, Madrid
Telescope 8" LX200R , f=2000mm. Autoguíde with Toucam SC3, Miniborg50 and Guidemaster.
Camera Artemis11002
Image processing
H: 11x900s; SO: 18x300s bin 2x2, stacked with CCDstack. Processed with CCDstack,  PixInsight and Photoshop.




Date and location 14-ago-2005. Caraquiz, Madrid
Telescope Megrez II 80ED, f=560mm. Autoguíde with Toucam and LX200GPS
Camera Artemis285. IDAS LPS Hutech filter, with IR cut
Image processing
L: 9x300s; H-alfa: 6x300s; RGB: 2x300s. Images stacked and RGB composition with AIP4WIN.  LRGB  with Adobe Photoshop. Filter with Pixinsight




Date and location 11-ago-2005. Caraquiz, Madrid
Telescope LX200GPS,  f=2000mm. Focal reducer 0,74. Autoguíde with Toucam and Megrez II 80ED ( barlow x 3)
Camera Artemis285. IDAS LPS Hutech filter, with IR cut
Image processing
L: 8x300s; H-alfa: 6x300s; RGB: 2x300s. Images stacked and RGB composition with AIP4WIN.  LRGB  with Adobe Photoshop. Filter with Pixinsight

Previous images of  NGC7635



Visits since september 14th, 2004:   Contador


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