d1, 23.9199
d2, 22.8209
d3, 21.8426
p1, 38.14770045, -122.268478131
p2, 38.1479027889, -122.268383881
e1,-30.052
e2,-30.203
side, east

#----NOTES BLEOW HERE-----------

https://www.calculatorsoup.com/calculators/statistics/average.php
https://www.desmos.com/scientific

d1
23.9043
23.8984
23.8999
= 23.9008666 +0.019 = 23.9198666

d2
22.8052
22.8004
22.8001
= 22.8019 +0.019 = 22.8209

d3
21.8240
21.8237
21.8231
= 21.8236 +0.019 = 21.8426


p1 to p2 from ngs noaa inverse (online)....
  Ellipsoid : GRS80 / WGS84  (NAD83)        
  Equatorial axis,    a   =    6378137.0000
  Polar axis,         b   =    6356752.3141
  Inverse flattening, 1/f =  298.25722210088
   
  First  Station : from                          
   ---------------- 
    LAT =  38  8 51.72162 North 
    LON = 122 16  6.52127 West  
   
  Second Station : to                            
   ---------------- 
    LAT =  38  8 52.45004 North 
    LON = 122 16  6.18197 West  
   
  Forward azimuth        FAZ =  20 11 44.4553 From North
  Back azimuth           BAZ = 200 11 44.6649 From North
  Ellipsoidal distance     S =        23.9308 m