SAX J2043.6+7717 : A new type of fast X-ray transient
Heise et al. reported in GCN 1138 that this X-ray rich and weak
gamma-ray transient is a totally new class of transient phenomena.
X-ray emissions during its eruption is non-thermal and the ourburst
duration is less than a few thousand seconds. The optical and
infrared counterpart of this object have not been significantly