截止4月20日22时雅安共记录到余震789次

　　截止4月20日22时雅安共记录到余震789次，其中3级以上余震51次：5.0〜5.9级2次，4.0〜4.9级14次，3.0〜3.9级35次，目前最大余震为5.3级。

　　By April 29th 22 Ya'an recorded a total of 789 aftershocks, including more than 3 51 aftershocks: 5 ~ 5.9 grade 2, 4.9 grade 4 ~ 14, 3 ~ 3.9 grade 35, is currently the largest aftershock of 5.3 class.