Height-difference variation graph

[Left] Period: 25 July 1994 to 19 November 1998

[Right] Period: 1 August to 5 December, 1998

Coordinate system: WGS84

Filled dot---- Bernese [IGS Calendar]

Circle ---- Bernese [Combination Calendar]

Geographical Survey Institute

Seismic Activity in Japan during November, 1998