HS Vir is undergoing a bright outburst (possible superoutburst). YYYYMMDD(UT) mag observer 20070317.660 <142 (Yutaka Maeda) 20070318.331 <156V (Mike Simonsen) 20070320.731 <144 (Yutaka Maeda) 20070321.238 <148V (Mike Simonsen) 20070322.905 <144 (Eddy Muyllaert) 20070326.460 137 (Rod Stubbings)