Posts Tagged ‘Analemma’
Analemma| a Photograph With a Year of Sunshine
The National Geographic website has posted an interesting collection of analemma a singular photographic specialty. According to Wikipedia illustrates a analemma is the curve describes the position of the sun in the sky if every day of the year he watches the same time of day and from the place of observation.
As can be seen in the images that illustrate this information, the analemma form a curve that is usually about one-eight. Analemma can be observed on other planets in the solar system, but have a different way to that observed in the Earth, Mars, for example, is very similar to a drop of water.
In this case, the authorship of the photographs is not for professionals but the National Geographic magazine’s website includes images taken by amateur astrophotography, including a Spanish Juan Carlos Casado, whose image is possibly the one with greater aesthetic value.
The first analemma was captured in 1978 and since then known more than twenty of these laborious and difficult pictures. In most instances, compositions analemma are the lower and higher, but not always.
The place to find beautiful analemma and many other astronomical images is The World at Night (TWAN), a website specializing in night photography.