TITLE:   GCN CIRCULAR
NUMBER:  18498
SUBJECT: LIGO/Virgo O1 extended until January 12
DATE:    15/10/27 21:11:08 GMT
FROM:    Joseph A. Giaime at LIGO  <giaime@ligo-la.caltech.edu>

Upon the recommendation of the LIGO/Virgo Joint Run Planning Committee (JRPC), LIGO's Observation Run 1 (O1) has been extended until January 12, 2016, 8 AM PST, 10 AM CST, 1600 UTC.