Parkes radio telescope. Time-lapse of Parkes radio telescope rotating at night in New South Wales,Australia. The view is taken from the receiving antenna mounted on 3 steel supports above the dish. Note the human figures. The dish is 64 metres (210 feet) in diameter,divided into three sections. It has a solid steel plate from its centre to a diameter of 17 metres,a perforated aluminium plate to a diameter of 42 metres,& the rest is a mesh of galvanised steel. The weight of the dish is 300 tonnes. This radio dish is used to observe wavelengths from 5mm to 2cm. Parkes was completed in 1961,& in 1998 is run as part of the Australia Telescope National Facility | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Nunuk, David |
Taille de l’image : | 4663 px × 3138 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |