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IC 4592 (Reflection Nebula)
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| Mouse-over to see annotations. (Requires Javascript) Click to see high-res version. |
Image Details:
- Camera: Mofidied Canon Digital Rebel (300D): Hutech (no filter)
- Mount: Celestron AS-GT
- Scope: Canon EF 200mm f/2.8L II USM lens
- Configuration: Prime Focus
- Additional Optics: n/a (Prime)
- Filter: None
- Effective Focal Length: 200mm
- Effective Focal Ratio: f/2.8
- Exposure: 30 x 4min @ ISO 400
- Total Exposure: 2hrs, 0min
-
- Date: 6/29/2005 10:00:38 PM PDT
- Location: Saratoga, CA, USA
- Acquisition: DSLRfocus
- Focus: DSLRFocus
- Dithering: Manual
- Guiding: GuideDog via Philips ToUcam Pro II (840k) through Orion ST80 w/ Celestron 2x "Kit" Barlow
Processing:
- IRIS: Dark subtraction, registration, gradient removal
- JimP: Flat field, Kappa-Sigma Stacking, White balance, ASINH stretching
- Photoshop: Levels, image scale, cropping, JPG conversion
Image Description:
This is a Team Saratoga™ image <grin>, using Rich's Modified 300D and my 200mm lens. The large reflection nebula in the middle-right portion of the image is IC 4592 in the constellation of Scorpius, which surrounds the bright star ν Scorpii. Mouse-over the above image to see further annotations. This is the full frame shrunk for display on the web. A higher-resolution image is also available. North is right.