“预报”导弹预警卫星是俄罗斯导弹防御、太空防卫系统的一部分,属于天基红外导弹预警卫星,运行在地球静止轨道,可以覆盖大部分海洋,目标是监测从美国本土发射的洲际弹道导弹、从海洋及潜艇发射的潜射弹道导弹,提高监测覆盖范围。 “Prediction ” missile early warning satellite is part of the Russian missile defense and space defense system, belonging to space-based infrared missile warning satellite, operating in the geostationary orbit, covering most of the ocean with the goal of monitoring intercontinental ballistic missiles launched from the United States Submarine-launched ballistic missiles fired from the sea and submarines to improve monitoring coverage.