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09/17/2006 07:53:18 PM · #1
Hey!! I have been trying to catch crepuscular rays and think I may have found out how....what do you think about these....(yes they may look familiar as they have been in my portfolio for a bit.)


09/17/2006 08:42:54 PM · #2
Sun rays are a fascinating and often difficult thing to capture due to the extremes in illumination.
How much post-processing was done on this? The rays are well exposed.

Atmospheric Optics has an amazing amount of information on them, as well as number of images,
including a rare one that I shot a couple years ago:


Les Cowley, the site manager did some reseach and after a GPS plot on where I shot this from, was able to determine this was indeed a very rare sighting due to the rays being reflected off a body of water some 70 miles to the East, at sunrise, and bouncing back on the underside of the clouds.
Was one of those moments when I was at the right place at the right time, with camera in hand, as these rays last but only a minute or two.

Had I been closer, or would have stopped and not shot wide-angle mode over the
top of the windshield at 90mph one-handed, this one would have been amazing: (I gotta' quit dong that)


Message edited by author 2006-09-17 20:47:09.
09/17/2006 08:46:40 PM · #3
Wow Brad...isnt that Anticrepuscular rays...COOL Great job. The only thing done to this photo was to correct some hues and saturation...but not overly so as I do not like super-saturated photos, otherwise it is raw. :)
09/17/2006 08:48:53 PM · #4
I have a few shots of crepuscular rays in my portfolio, but I'm MOST proud of the following, shot near Taos, New Mexico last year. They're anti-crepuscular rays. When you have a spectacular sunset with crepuscular rays, turn around and look at the eastern horizon. If conditions are right, the parallel rays that appear to radiate from the sunset, after passing over your head, will appear to converge in the east, directly opposite the setting sun. They can be quite spectacular:



See also today's Astronomy Picture of the Day for another example.
09/17/2006 08:49:11 PM · #5
Originally posted by Dragonphenx:

...isnt that Anticrepuscular rays...

I didn't know the difference between a Sting Ray and an Anti-Crepescular Ray actually before that. To quote Les, from his site:

Crepuscular rays appear to converge on the sun, anticrepuscular rays converge in the opposite direction and you must have your back to the sun or sunset point to see them. They appear to converge towards the antisolar point, the point on the sky sphere directly opposite the sun.

Message edited by author 2006-09-17 20:49:49.
09/17/2006 08:52:10 PM · #6
Neat, didn't realize there was a formal knowledge of this sort of light. Thanks for the link.

These would be Crepescular Rays, right?
09/17/2006 08:53:27 PM · #7
photograph is really good but you know my wife was showing me to make a fake crepuscular rays using photoshop ;);) I can take a picture and add it on top ;););)

Message edited by author 2006-09-17 20:54:09.
09/17/2006 08:54:55 PM · #8
Yes those are crepuscular rays....very nice photo BTW. Here is another of mine I took the same day. Not as much of an impact but pretty none-the-less.


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