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| M61 and companion, NGC 4301 |
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| M61 and Companion NGC 4301 Date: May 10, 2005 Camera: SBIG STL6303E Filters: AstroDon L,R,G,B (STL internal filter wheel) Camera control software: CCDSoft Focal reducer: None Guiding/adaptive optics: internal autoguider Camera temperature: -20C Image Acquisition Software: CCDAutoPilot2 was used for certain aspects Telescope: RCOS 16 Carbon Tube, Aries optics, F9 Telescope control software: RCOS TCC, TheSky6 Mount: Paramount ME (MKS 4000) Subexposures: Luminance: 16 x 5 minute, binned 1x1 RGB: 7 x 3 minute, binned 3x3 Conditions: Very high humidity. Processing: CDSoft, CCDSharp (Luminance only), MiraAP, MaximDL, Registar, Sigma, Photoshop CS2. |
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