Analysis the Source model of the 2009 Mw 7.6 Padang Earthquake in Sumatra Region using continuous GPS data

I Dewa Made Amertha Sanjiwani, Self Employed, Washington, DC, United States, Ching Kuo En, NCKU National Cheng Kung University, Department of Geomatics, Tainan, Taiwan and IRA Mutiara Anjasmara, Institut Teknologi Sepuluh Nopember, Geomatics Engineering, Surabaya, Indonesia