Determination of First Arrival Wave Type of Microseismic Signals and Approach to Wave Velocity Correction

Table 4

Correction of velocity type of first arrival wave.

		2#	3#	4#	7#
	(m)	655.91	333.73	104.57	337.33
		0.186325	0.094803	0.029705	0.095826
		0.361198	0.183779	0.057585	0.185762
	t1i (s)	0.242	0.0662	0.0243	0.06
Event 1	Wave type
	t1i (s)	0.3435	0.0845	0.0248	0.0795
Event 2	Wave type