Research Article

Superconducting Gravimeter Calibration by CoLocated Gravity Observations: Results from GWR C025

Table 3

Weighted average of the calibration factor obtained by the calibration experiments in Vienna and at Conrad observatory between 2005 and 2012. Equation (4) was applied for calculations.

VI + CO
MethodSingle drop
Outlier detection3 -criterionmodified Z-score methodM
 ( ) ( ) (‰) ( ) (‰) ( ) ( ) (‰) ( ) (‰)

FG5 + JILAg since 2005
with AG drift adjustment
−779.4537 0.1692
0.22
0.5432
0.70
0.1667
0.21
0.4476
0.57
9
FG5 + JILAg since 2005
no AG drift adjustment
−779.6221 0.1692
0.22
0.9255
1.19
−779.6055 0.1667
0.21
0.9161
1.18
9