An Outburst by AM CVn binary SDSS J113732.32+405458.3

Tin Long Sunny Wong, Jan van Roestel, Thomas Kupfer +1

We report the discovery of a one magnitude increase in the optical brightness of the 59.63 minute orbital period AM CVn binary SDSS J113732.32+405458.3. Public $g$, $r$, and $i$ ba…