Mark A. Brown
Location of Photo:
Tyndall AFB, FL 30.0950° N, 85.6450° W
Date/Time of photo:
January 20, 2007 ~6:30pm CST
Canon Digital Rebel, 18-55mm lens at 24mm, f/3.5, ISO 400, 120 second exposure (guided).
This view is overlooking St. Andrews Bay toward the west. The striations are from the tail of comet McNaught and extend well above the setting crescent moon. The comet had set over 2 hours earlier, yet the tail extended more than 20 degrees above the horizon.