ALMA Configuration Approaches Realization on Chajnantor

Figure 1 The inner 172 pad positions are shown upon a greyscale indicating elevation, ranging from 4800 to 5100m. The two yellow stars indicate the monuments ‘Master 0’ and ‘Master 71’ respectively. The green dotted lineis the existing access road to the site from the Jama highway. The red line follows the pipeline and the red crosses note the crossing points along the pipeline.

Figure 2 Surveyor locates future antenna stations on Chajnantor 7 December 2002 (left). On right, Green Bank team conducts initial RFI survey of the site at Chajnantor, 6 December.