View Full Version : The Blurry Summit of Mars’ Pavonis Mons

2009-Apr-24, 11:00 AM
…and yes, the picture is in focus. This strange image was captured by the High Resolution Imaging Science Experiment (HiRISE) camera on board NASA’s Mars Reconnaissance Orbiter (MRO) on April 11th. At first it looked like a classic example of my early camera days without a tripod; most of the photos I took were blurry or [...]

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2009-Apr-24, 11:36 AM
Weird. In focus, yet not.

2009-Apr-26, 12:06 AM
Very wierd. I have photographed a long of features from the air that are obscured by haze or dust, they don't look like this, more washed out, and definitely not out of focus. I can't say I buy this explanation.

2009-Apr-26, 04:36 AM
The image is in focus but the dust has been spread by the wind such that it gives the appearance of being unfocused. As if an artist deliberately smudged a painting (and even that is a poor analogy.)

2009-Apr-26, 05:23 AM
I know the story, but again, I have seen lots of examples on Earth (and Mars) of dust obscuration and it still does not look right.