Tripod on the moon

Apollo 17 mission's calibration equipment on the moon
Apollo 17 mission’s calibration equipment on the moon

This tripod like piece of equipment is actually the gnomon, one of the Apollo lunar geology hand tools, and photometric chart assembly used as a photographic reference to establish local vertical Sun angle, scale and lunar color. This picture is from the area at Station 4 (Shorty Crater) where the now famous orange soil was found by Apollo 17 crewmen Moon. This was during the second Apollo 17 extravehicular activity (EVA-2) at the Taurus-Littrow landing site. What look like astronaut footsteps are visible in the lower left portion of this picture from the moon.

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