XZ Tel outburst ASAS-SN detection. There were not so many past detections. Possible superoutburst? XZTel 18:28:53.21 -51:48:49.29 17.54 2017/06/19 06:20 57923.2639299999 16.08 15.68 57924.25889 TELXZ 20170619.264 16.08V ASN TELXZ 20170620.259 15.68V ASN