Philmont Scout Ranch and describing stratigraphic sections, strike and dip measurements, recording of field notes...and geophysical traverses that included taking measurements with magnetometers, gravimeters and seismometers in an attempt to determine subsurface structure." Astronauts who would use this training on the Moon included Apollo 11's Neil Armstrong and Buzz Aldrin, Apollo 12's Pete Conrad and Alan Bean, Apollo 15's David Scott, and Apollo 17's Gene Cernan. Notable geologist instructors included G.D. Robinson. Philmont Scout Ranch Philmont Scout Ranch is a ranch located near the town of Cimarron, New Mexico; it covers 140,177 acres (219 sq mi; 567 km²) of wilderness in the Sangre
Apollo 12 control assumed by Conrad during the final few hundred feet of descent. Unlike Apollo 11, where Neil Armstrong had to use the manual control to direct his lander downrange of the computer's target which was strewn with boulders, Apollo 12 succeeded in landing at its intended target – within walking distance of the "Surveyor 3" probe, which had landed on the Moon in April 1967. This was the first – and, to date, only – occasion in which humans have "caught up" to a probe sent to land on another world. Conrad actually landed "Intrepid" short of "Pete's Parking Lot",