SN2012ab: A Peculiar Type IIn Supernova with Aspherical Circumstellar Material

Christopher Bilinski, Nathan Smith, G. Grant Williams +18

We present photometry, spectra, and spectropolarimetry of supernova (SN) 2012ab, mostly obtained over the course of $\sim 300$ days after discovery. SN 2012ab was a Type IIn (SN II…