Medium-Term Earthquake Forecast Using Gravity Monitoring Data: Evidence from the Yutian and Wenchuan Earthquakes in China

Table 1

Summary of the three elements of the two forecasted and actual earthquakes.

Earthquake parameters	Forecasted	Actual
	The Yutian earthquake [1, 4]
Epicenter	36.0°N, 80.0°E	35.6°N, 81.6°E
Magnitude	Ms6.0-Ms7.0	Ms7.3
Timeframe	2007-2008	March 21, 2008
	The Wenchuan earthquake [1, 5]
Epicenter	31.6°N, 103.7°E	31.0°N, 103.4°E
Magnitude	Ms6.0–Ms7.0	Ms8.0
Timeframe	2007–2008	May 12, 2008