The data is composed of solar wind measurements collected from two satellites: NASA's Advanced Composition Explorer (ACE) and NOAA's Deep Space Climate Observatory (DSCOVR). 数据由从两颗卫星收集的太阳风测量数据组成：NASA的高级成分探测器（ACE）和NOAA的深空气候观测站（DSCOVR）。 satellite_pos.