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Blood moon and Uranus

total lunar eclipse october 8 2014

One of the coolest planetary images I’ve captured was this image of Uranus, seen while shooting a lunar eclipse on Wednesday, October 8, 2014.

Lunar eclipses can be a fun challenge to photograph.  The moon is so much brighter than the landscape, most photographers simply choose to expose for either the moon detail or the landscape with the too-bright moon over it.  Even the exposure for the moon itself can be a challenge if you try to capture detail in both the lit and shaded portions of the moon’s surface while the moon is partially eclipsed.  Of course the challenge only gets greater if you try to zoom in on the moon’s surface, and the moon orbits the earth and moves relative to your position on the surface of the rotating earth.

I captured the moon from three places on the night of October 7-8, 2014 in the dark skies of the Eastern Sierra: first from the shoreline of Mono Lake as the full moon rose just before sunset, then from the shoreline of Convict Lake as the moon entered totality and then exited totality just as it was setting behind the Sierra Nevada, and finally from Minaret Vista as the moon, still in the penumbral phase of eclipse, set behind The Minarets just before dawn.  

Lunar Eclipse Setting Over Convict Lake
The Mono Lake sunset moon rise was pretty straightforward, since the moon and landscape can both be picked up clearly in a single exposure when the moon rises just before sunset.  The moon went behind a cloud as it continued to rise during blue hour, enabling more nice shots without having to process multiple exposures.

I tried a number of things at once during the eclipse.  I had three cameras going, one to capture only a wide angle sequence of the landscape and moon and its reflection in Convict Lake as the moon went in and back out of totality, a second camera to capture a telephoto time-lapse sequence of the eclipse on a sky-tracking mount, and a third one simply to assess exposure changes, so I could reset the other two cameras on the fly to follow the changing brightness of the moon.

Since the moon takes a while to get fully out of the the earth’s shadow, once the moon set at Convict Lake, I had time drive to Minaret Vista and arrive in time to capture it setting. As a major bonus, I realized that the blue dot I was picking up just to the left of the moon during totality was the planet Uranus!

I was pretty tired after getting very little sleep that night, but of course it was completely worth the time and effort.  I can’t wait for the next lunar eclipse, coming up this fall.

Here’s one of my old blog posts describing shooting the August 28, 2007 lunar eclipse:
Lessons Learned: Photographing the Lunar Eclipse
https://www.jeffsullivanphotography.com/2007/08/30/lessons-learned-photographing-the-lunar-eclipse-2/

Update June 2015: I’d like to thank The Huffington Post UK for featuring my composite eclipse sequence image in an article featuring photos entered in the 2015 Astronomy Photographer of the Year contest conducted by the Royal Observatory at the Royal Museums Greenwich: http://www.huffingtonpost.co.uk/2015/06/03/astronomy-photographer-of-the-year_n_7500346.html?1433327342

Comments

10 thoughts on “Blood moon and Uranus”

  1. +Colt Musta The moon is a ball (sphere). Eclipses happen during full moons, when most stars are not visible due to the light of the moon. Although much of the sun's light is blocked by the shadow of the moon, a lot of light is still cast onto the moon by the sun shining through the atmosphere around the earth. Even in eclipse, the exposure on this image tells me that the moon is 64X brighter than a dark night sky. The exposure I'd use to capture a dark night sky, when you can see a lot of stars, is six stops more sensitive. So there are stars which would appear behind the moon if I used that sort of exposure (if the ambient light in the sky isn't brighter than them), but they're simply not bright enough to show up at this exposure, in this amount of ambient light. Uranus apparently is bright enough, so it shows up.

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