Reuters photographer Luke MacGregor doesn’t know much about
astronomy, but he had the idea recently of photographing the
full moon rising up into the Olympic Rings found on London’s
Tower Bridge. Armed with a phone app that informed him of
moonrise times, he spent two evenings trying and failing to
create the photo. Finally, on the third evening, he succeeded: I
readied myself at the predicted angle to the rings. The moon
would be rising at 8:50pm and would hit the rings by about 9pm.
As the moon had been rising later each evening it had become
darker than the previous evenings. I wished I had my tripod.
Nonetheless, using the Canon 5D MkIII meant I could push the ISO
a little further than I would normally have chosen for a late
evening shot. Exactly on time the moon began to show itself over
the horizon, a lovely peachy color. I had to keep an eye on a
changing exposure, balancing the brightness of the moon with a
rapidly darkening sky. As it rose I had to keep moving along,
mercilessly pushing tourists out