[vsnet-alert 12085] Re: Outbursting object in Centaurus

[Taichi Kato]

> This unknown outburster may be bright in V now or not but it has been =
> detected as a very soft X-ray source by the XMM-Newton satellite.

   I suspect that the object is a classical nova in its supersoft X-ray
state, similar to V598 Pup = XMMSL1 J070542.7-381442.

Past X-ray detection:
115111.2 -623734 (2000.0) 2RXP_J115111.3-623735 0.1068P 0.82 -0.55 930202