TITLE: GCN CIRCULAR NUMBER: 27192 SUBJECT: LIGO/Virgo S200224ca: not observable by Fermi-GBM DATE: 20/02/25 04:40:26 GMT FROM: Cori Fletcher at USRA C. Fletcher (USRA) reports on behalf of the Fermi-GBM Team and the GBM-LIGO/Virgo group At the time of S200224ca, Fermi was passing through the South Atlantic Anomaly from 16.8 minutes prior to 6.8 minutes after the trigger time; therefore the GBM detectors were disabled.