Moore13 doesn't have a bio yet.
The Wizard Nebula
Uploaded by: Moore13
Wednesday October 24, 2012
Caption: This was done in the HST palette which is accomplished by combining sub frames using three narrowband filters that capture light produced by glowing hydrogen (Ha), oxygen (OIII) and sulfur (SII) present in the nebula. Green is assigned to hydrogen, blue to oxygen and red to the sulfur. Acquisition Date: 10/21/2012 Camera: SBIG ST8300M @ -12°C Telescope: Orion 8-Inch f/3.9 Newtonian Astrograph Mount: Losmandy G11 with Gemini II Guidescope: 50mm finder/guider Guide Camera: Orion SSAG Filters: -Hydrogen Alpha (Ha): 8 x 15min. (120min.) -Oxygen III (OIII): 5 x 15min (75min) -Sulfur II (SII): 5 x 15min (75min) Total Exposure: 270min. (4.5hr)
This image does not contain EXIF data.