Calibration of acquisition equipment
Recording equipment
Autonomous node «RefTek 130.1». 6 channel data logger SGD 48/96
Sensor GS11D
Perforation shot relocation is used as a calibration tool for enhanced positioning accuracy
Horizontal slice of seismic event induced by perforation. Minimum accuracy is 10 meters. West Siberia oilfield. 2760 meters’ depth
Perforation after filtering. Auto picking of the arrivals based on cross-correlation