May 4, 2024
      
                  
        
  Author(s)
  Shannon  Duff,   Jason  Austermann,   James  Beall,   David  Daniel,   Johannes  Hubmayr,   Gregory  Jaehnig,   Bradley  Johnson,   Dante  Jones,   Michael J.  Link,   Tammy  Lucas,   Rita  Sonka,   Suzanne  Staggs,   Joel  Ullom,   Yuhan  Wang
 
       
            
    
    
        The Simons Observatory (SO) is a cosmic microwave background instrumentation suite in the Atacama Desert of Chile. More than 65,000 polarization-sensitive transition-edge sensor (TES) bolometers will be fielded in the frequency range spanning 27 to 280 GHz