Mercator photomap of Mars

  title={Mercator photomap of Mars},
  author={James A. Cutts and G. Edward Danielson and M. Elizabeth Davies},
Television images of Mars obtained by high-resolution cameras on the Mariner 6 and 7 spacecraft have been converted to a photographic likeness of the planet in the Mercator projection by the use of computer image-processing techniques. Areodetic positions of features are established using the Mariner 6 and 7 control net. The representation, termed here a Mercator photomap, provides an authentic rendition of complex and subtle markings. The photomap and the techniques used in its development… CONTINUE READING