Investigation on Mining-Induced Floor Water Inrush from Column and Its Control Based on Microseismic Monitoring

Table 3

The positional parameters of ESG sensors in the Ruifeng coalmine.

Number	The coordinates of ESG sensors			Dip angle (°)	Azimuthal angle (°)
	X	Y	Z
1#	12395.492	20588.497	132.706	−30	−1
2#	12396.375	20505.893	132.185	−3	−2
3#	12429.610	20453.61	145.646	−30	88
4#	12509.072	20451.167	151.798	0	88
6#	12668.078	20462.936	144.475	0	179
5#	12588.771	20449.825	146.475	25	89
7#	12377.051	20634.143	132.239	−10	−93
8#	12464.329	20629.132	132.639	30	−93
10#	12633.068	20619.294	134.876	−25	−93
9#	12555.178	20624.009	133.174	30	−93
11#	12704.326	20614.977	134.877	0	−93
12#	12778.648	20623.827	134.882	−15	−94