The shenzhou 9 already make the first change track at 17, 1:00 30 pointsToday at 1 am, shenzhou nine spacecraft first change track,Today it will be five times change track to pursue Tiangong-1.shenzhou nine spacecraft's rail control engine after a short boot,modulation shenzhou nine spacecraft's track. After five times the orbit changes,Make spacecraft entered right astern of Tiangong-1, Straight distance 52 kilometers, The vertical distance 50 km of the track position. now, Tiangong-1 waiting for the arrival of the shenzhou number nine at 343 kilometers rendezvous and docking in orbit. Three astronauts Real-time monitoring the whole process of the nine god orbit changes In the shuttle's return to the cabin. Their clothes already changed to blue the cabin astronauts work clothes from white the astronauts the cabin pressure clothing.神舟九号17日凌晨1点30分已进行第一次变轨今天凌晨1点半，神舟九号飞船进行了首次变轨，今天它将进行5次变轨来追赶天宫一号。神九的轨控发动机经过短暂开机，对神九的轨道进行调整。这次神九追赶天宫的方式和神八完全相同。即经过5次变轨使飞船进入天宫一号正后方，直线距离52公里，垂直距离50公里轨道的位置，目前天宫一号正在343公里交会对接轨道上等待着神舟九号的到来。3名航天员在飞船的返回舱内实时监控了神九的变轨全过程，他们的服装已经从白色的航天员舱内压力服装改为蓝色的航天员舱内工作服。昨天飞船入轨后，进行第二圈时，景海鹏打开了返回舱和轨道舱的舱门，随后地面人员和3名刚入轨的航天员进行了第一次通话。