Embedded Files
Cave Nebula Caldwell 98/19/20 Telescope: Explore Scientific ED80ES Field FlattenerMount: Celestron AVXCamera: ZWO ASI294 MC ProGuide Scope: Deluxe Mini 50mm Guide Scope with Helical FocuserGuide Camera: Orion StarShoot AutoguiderFilter: Baader Moon and Sky Glow FilterBin: 2x2Gain: Unity (120)APT for Camera control and ditheringPHD2 for GuidingSubs: 52 - 180 sec subsCalibration Frames - 25 each of: Flats, Darks, Bias and Dark Flat framesStacked with DSSProcessed with Photoshop CS4 with Astronomy Tools and Gradient Xterminator
Name: Cave Nebula
Catalog #: Caldwell 9
Visual Magnitude: 7.7
Apparent Size (arcmin): 50 x 30
Distance (kly): 2.7
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