Page 68 - Green - Maritime Archaeology: A Technical Handbook. 2nd ed
P. 68
Chapter 3: Search and Survey 47
a
Figure 3.15 Position plots for DGPS (a) and GPS (b). The GPS and DGPS units were set up in the same position and the position recorded for a number of hours. Position was then plotted for each unit. Note the standard deviations with the slightly better GPS readings.
