2007 TU24 radar image 20080128

Autor:

NASA-JPL

Credit:

http://www.jpl.nasa.gov/news/news.cfm?release=2008-014

Krótki link:

https://www.plwiki.pl/b/6b50a

źródło:

Wikimedia Commons

Wymiary:

508 x 522 Pixel (21561 Bytes)

Opis:

Asteroid 2007 TU24 as imaged by radar on January 28, 2008, about twelve hours before its closest approach to Earth.

To produce the image, two large radio telescopes were used. The Arecibo Observatory in Puerto Rico broadcast a radar pulse which was recorded by the Green Bank Telescope in West Virginia.

Licencja:

Public domain