水戸 中央気象台型強震計


記入日成分ToVrv
1944.12.07S-N6.010.00243
E-W5.810.00523
U-D4.010.01733
1946.12.21S-N5.910.02433
E-W4.910.00622
U-D3.210.05623
1949.12.26S-N5.910.0053
E-W4.910.0063
U-D3.210.0203