XTE J1550-564 : Rebrightening in January
According to IAUC 7575, the southern X-ray nova XTE J1550-564
rebrightened. The source has brightened V=18.3 on Jan. 28-30.
The source was first observed in outburst in 1998 September (IAUC 7008),
whose optical counterpart (V=16) was immediately discovered. Another
outburst was observed in 2000 April (IAUC 7399, 7400)