DDE 20 outburst in ASAS-SN data (type UGSS:) DDE20 19:21:44.23 42:04:41.80 18.24 2017/07/26 09:53 57960.41220000014 16.176 16.319 57960.41473 DDE20 20170726.412 16.18V ASN DDE20 20170726.415 16.32V ASN