Widefield Image of the field Encompassing The Horsehead and Great Orion Nebulae
Imaged from Chiefland, FL, Winter, 2012.
This Ha-only image shows how close together these two iconic objects are in the winter sky. The Horsehead is so hard to see visually in even large telescopes but the camera brings it out readily.
|Taking Camera SBIG ST-8300M||Chiefland, FL, Winter 2012 ~mag 6 - no moon @-20C|
|Imaging OTA||Canon EF 180mm f3.5L|
|Equivalent focal length and ratio||180mm f3.5|
|Mount||Losmandy G11 Gemini 2|
|Guiding||PHD with SSAG and 80mm/f5.0 Guidescope|
|Ha Only||3X15min Ha unbinned-Astrodon 3nm Filter||Calibration and Stacking||Darks and Bias, No flats - PixInsight|
|Processed||PixInsight and Adobe Photoshop CS4. False Ha color by Carboni|
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