<a href="//commons.wikimedia.org/wiki/Category:Ahaggar_Mountains" title="Category:Ahaggar Mountains">The Ahaggar, also known as the Hoggar</a>, a volcanic mountain range in the central Sahara.
<p>The image is averaged from 58 <a href="//commons.wikimedia.org/wiki/Category:Landsat_8" title="Category:Landsat 8">Landsat 8</a>-scenes, provided by <a href="//commons.wikimedia.org/wiki/NASA" title="NASA">NASA</a>. Bands 4, 3, 2 and 8 were combined into an RGB image. Panchromatic sharpening, conversion to radiance, weighted averaging, and rescaling to extrema of the scenes was done in R with the package <a rel="nofollow" class="external text" href="https://bleutner.github.io/RStoolbox/">RStoolbox</a>. JPEG-encoded with <a rel="nofollow" class="external text" href="https://github.com/google/guetzli">Guetzli</a>.
</p><p>Images acquired in the range 18 July 2013 – 2 March 2021, each at mean 10:05, range 10:04–10:07. The sun position range: azimuth 86°–155°, average 133°; elevation 38°–69°, average 52°.
</p><p>Resolution: 15m.
</p><p>Projection: UTM 31 N, WGS84.
</p><p>Center: 769590, 2574870.
</p>
From WRS-2 Path 192 Row 044.
<a href="//commons.wikimedia.org/wiki/User:Linus_Wolf" title="User:Linus Wolf">Linus Wolf</a>
NASA, <span class="int-own-work" lang="en">Own work</span>