TITLE: GCN CIRCULAR NUMBER: 18420 SUBJECT: LIGO/Virgo G184098: VLA follow-up of iPTF15cyk DATE: 15/10/15 21:35:29 GMT FROM: Nipuni Palliyaguru at TTU Nipuni Palliyaguru (TTU) and Alessandra Corsi (TTU) report on behalf of a larger collaboration: We imaged the position of the iPTF transient 15cyk (Singer et al.; RA(J2000)=7h 42m 14.87s Dec(J2000)=+20d 36' 43.4”), located in the error region of LIGO/Virgo G184098, with the Karl G. Jansky Very Large Array (VLA). The observations started on 15Oct 11:20:32 UT and were carried out in C-band (central frequency of about 6 GHz) with the VLA in its D configuration. Analysis is ongoing.