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Table 4 Average standard deviation (SD) for each survey in 2013 and 2014

From: Monitoring of a geothermal reservoir by hybrid gravimetry; feasibility study applied to the Soultz-sous-Forêts and Rittershoffen sites in the Rhine graben

Survey 2013 July August
Day 2 8 16 23 1 9 15 26
SD (μGal) 64.9 51.8 47.1 49.7 52.6 50.1 53.6 56.1
Survey 2014 July August   
Day 1 15 23 5 11 18   
SD (μGal) 2.6 3.2 5.8 6.6 5.8 5.6