IC5146. The Cocoon Nebula
Emision and reflection nebula in Cygnus
This beautiful nebula contains a young open cluster (100.000 years). As other star nurseries it is an emision, reflection and absortion nebula at the same time.
Distace to Earth:
4.000 light years.

Full resolution image

Date and location 9-sep a 23-oct-2015. Caraquiz, Madrid
Telescope ASA N10 F=906mm over ASA DDM85 mount. No autoguiding
Camera FLI ML16803.  Hutech IDAS LPS and RGB Baader filters
Image processing
L: 800x300s; RGB: 90x300s.  Processed with Pixinsight

Date and location 25-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: 6x300s; H-alpha: 6x300s; RGB:2x300s. Images stacked and RGB composition with AIP4WIN.  LRGB  with Adobe Photoshop. Filter with Pixinsight

Visits since september 14th, 2004: