German astronomers have conducted photometric observations of a cataclysmic variable (CV) star known as PTF1J2224+17. Results of the observational campaign confirm that this object is a polar, as suggested by previous studies. The new findings are presented in a paper published May 27 on arXiv.org.
Source:
https://phys.org/news/2020-06-ptf1j222417-polar.html