jgg     2010 30 (第3期):  79-82    ISSN: 0412-1961  CN: 21-1139/TG A PREDICTING MODEL OF IONOSPHERIC BASED ON ARIMA(p,1,1) Liu Jun 1) ; Chai Hongzhou 1,2) ; Liu Xiandong 1,3) ; and Chen Ke 1) 1)Institute of Surveying and Mapping, Information Engineer University, Zhengzhou 4500522)Naval Institute of Hydrographic Surveying and Charting, Tianjin 3000613)96151 Troops，Huangshan 245400 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null