An international research team led by Dr. Cui Lang from the Xinjiang Astronomical Observatory of the Chinese Academy of Sciences has imaged the compact weak radio emission region and measured the astrometric parameters with high precision for the radio star AR Scorpii (AR Sco), by using multi-epoch Very Long Baseline Interferometry (VLBI) observations.
Click here for original story, Researchers realize very long baseline interferometry astrometric measurements on white dwarf pulsar AR Scorpii
Source: Phys.org