OCO will similarly study carbon dioxide and also oxygen signatures in reflected sunlight.It will fly at an average altitude of 705km and orbit the Earth about every 99 minutes.

• 同样，OCO也会研究太阳反射光线中的二氧化碳和氧气特征光谱，它将于705公里的上空以99分钟绕地球一圈的速度飞行。