On July 29, Beijing time, the women's 10m air pistol final at the 2012 London Olympic Games. Chinese player Guo Wenjun won the championship with a total score of 488.1, and French player Celine Gerberville won the silver medal with a total score of 486.6. How much higher is Guo Wenyao than French player Celine Gerberville?
北京时间7月29日，2012伦敦奥运会女子10米气手枪决赛．中国选手郭文珺以总成绩488.1环夺冠，法国选手席琳•格贝维勒以总成绩486.6环夺得银牌．郭文瑶比法国选手席琳•格贝维勒高出多少环？
<gadget id="calculator">488.1 - 486.6</gadget>
<output>1.5</output>

<result>1.5</result>