發送短信 : Correlation between Io's lead angle and the satellite's magnetic footprint

 ______     _____     _____      ___      _____   
|      \\  |  ___||  /  ___||   / _ \\   /  ___|| 
|  --  //  | ||__   | // __    / //\ \\ | // __   
|  --  \\  | ||__   | \\_\ || |  ___  ||| \\_\ || 
|______//  |_____||  \____//  |_||  |_|| \____//  
`------`   `-----`    `---`   `-`   `-`   `---`