Object Information

Subject: The Lone Sentinel
   

Exposure data

Exposure: Twenty 16 second exposures @ ISO6400
Processing: Sequator 1.60 & Photoshop CC
Camera: Modified Canon EOS 6D w/Baader BCF-2 filter
Lens: Tamron SP 15-30mm f/2.8 Di VC USD
Mount: Manfrotto 3221WN tripod
Location: White Mountains, California
Date: August 2025
Notes: Elevation: 10,100ft. Air temp: 55°F
Notes: Image published in the Fall 2025 issue of Amateur Astronomy magazine

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© Chris Cook 2025