ASAS photometry of ROSAT sources

Photometric data from the ASAS - South (declination less than 29{deg}) survey have been used for identification of bright stars located near the sources from the ROSAT All Sky...本研究使用南天全天空自动测光巡天（ASAS-South，赤纬小于29°）的测光数据，对伦琴卫星（ROSAT）全天巡天……的源附近的亮星进行识别。