NGC 7293
Helix Nebula
Helix Nebula
| NGC 7293 Helix Nebula Date: October 7, 2006 Camera: SBIG STL6303E Filters: AstroDon Ha Camera control software: CCDSoft Focal reducer: None Guiding/adaptive optics: AO-L Camera temperature: -20C Image Acquisition Software: CCDAP3 Telescope: RCOS 16 Carbon Tube, Aries optics, F9 with Field Flattener Telescope control software: RCOS TCC, TheSky6 Mount: Paramount ME (MKS 4000) Subexposures: Total exposure time: 150 minutes Ha: 15 x 10 minute, binned 1x1 Conditions: average seeing. Processing: CDSoft, MaximDL, MiraAP, Photoshop CS2. |