Viking 1 lander image of a martian sunset over Chryse Planitia. In this image the sun is 2 degrees below the local horizon. The banding in the sky is an artifact produced by the incremental brightness levels of the camera. This image was taken on the 30th martian day (sol) after touchdown, at 19:13 local time (10:40:31 on 20 August 1976 (UTC)). The camera is pointing towards the southwest.
Fecha
2009-01-24; original photos were taken 1976-08-20.
I used the original 12a240.blu, 12a240.grn and 12a240.red images from the NASA Viking image archive, converted them to .png, manually removed the noise, merged them into one image (almost matching true color; see here for the channel mixing process) and finally increased the brightness with 35. Except for the conversion, this was done in Adobe Photoshop CS2. The original file by NASA is in the public domain, and so is this new one.
Otras versiones
I created this image as a replacement for the image Viking sunset.jpg (see also here). This file was created by NASA, but the quality was not very high. Using the original pictures from the Lander archive resulted in a higher quality image.
Licencia
Public domainPublic domainfalsefalse
Este trabajo ha sido liberado al dominio público por su autor, Van der Hoorn de Wikipedia en inglés. Esto aplica para todo el mundo. En algunos países esto puede no ser legalmente factible; si ello ocurriese: Van der Hoorn otorga a cualquier persona el derecho de usar este trabajo para cualquier propósito, sin ningún tipo de condición, a menos que éstas sean requeridas por la ley.Public domainPublic domainfalsefalse
The image is based on an original image from NASA to which the following copyright statement is applicable:
Material del Telescopio espacial Hubble puede tener copyright si no proviene explícitamente del Space Telescope Science Institute. [1]
Todo el material creado por la sonda espacial SOHO está protegido por copyright y requiere permiso para ser utilizado con fines comerciales o no educativos. [2]
== Summary == {{Information |Description = Viking 1 lander image of a martian sunset over Chryse Planitia. In this image the sun is 2 degrees below the local horizon. The banding in the sky is an artifact produced by the incremental brightness levels of t