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) (vsnet-campaign-xray 61, vsnet-campaign 730).

Light Curve of This Object