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All images from August 21.

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Solar eclipse, Aug. 21, 2017, a processed version of the previous image. Very fast shutter speed (1/2500) reveals prominences rising from surface of the sun.

Photo of the Day: Solar eclipse, Aug. 21, 2017, a processed version of the previous image. Very fast shutter speed (1/2500) reveals prominences rising from surface of the sun. 2017.
All other photos from this day:
Mountain goats, Beartooth Pass, Wyoming.
2024		 Mountain goats, Beartooth Pass, Wyoming.
2024		 Mountain goats, Beartooth Pass, Wyoming.
2024		 Mountain goats, Beartooth Pass, Wyoming.
2024		 Mountain goats, Beartooth Pass, Wyoming.
2024		 Mountain goats, Beartooth Pass, Wyoming.
2024
Pika, top of the Beartooth Pass, Wyoming.
2024		 Pika, top of the Beartooth Pass, Wyoming.
2024		 Angry-looking fly, rest stop on the Chief Joseph Highway, Wyoming.
2024		 Mountain goats, Beartooth Pass, Wyoming.
2024		 Harrier.
2022		 Solar eclipse, Aug. 21, 2017. Partial phase is starting. Note the line of four sunspots just ahead of the edge of the Moon. The filtered shots were taken at 1/500 or 1/250, f8, ISO 800, 100-400mm lens with a solar filter at 400mm on Canon 5D Mark III
2017
Solar eclipse, Aug. 21, 2017, the Moon is starting to cover a line of sunspots.
2017		 Solar eclipse, Aug. 21, 2017, nearing totality.
2017		 Solar eclipse, Aug. 21, 2017, unlike the other images in this sequence, taken with a point-and-shoot camera through a telescope eyepiece. Because it was taken through a telescope, the image is flipped from actual view.
2017		 Solar eclipse, Aug. 21, 2017, first image of totality and the corona. Shutter speed 1/250.
2017		 Solar eclipse, Aug. 21, 2017, faster shutter speed of 1/640 shows less of the corona and more of the details near the surface.
2017		 Solar eclipse, Aug. 21, 2017, very fast shutter speed (1/2500) reveals prominences rising from surface of the sun at 12:00, 1:00 and 3:00.
2017
Solar eclipse, Aug. 21, 2017, after totality one final shot, then it was off to join the horrendous traffic jam going into Lusk.
2017		 Solar eclipse, Aug. 21, 2017, my observation station in Jay Em, Wyoming. Left is a Televue 85 telescope for filtered visual observing and right is a Canon 5D Mark III with 100-400 zoom lens for filtered photography. During totality, I switched the camera to an unfiltered 300mm lens, handheld.
2017		 Juvenile cardinal.
2006		 Backyard chickadee.
2006		 Backyard chickadee.
2006		 House finch.
2006
Tufted titmouse.
2006

 

All photos ©1998-2025 by Thomas O'Neil