To coordinate potential emergency communications during the current or any other crisis, the following frequency is assigned as the international emergency frequency on the QO-100 NB transponder, effective immediately.
QO-100 International Emergency Frequency
Downlink: 10489.860 MHz
Uplink: 2400.360 MHz
SSB channel: max. 2.7kHz bandwidth
All QO-100 users are encouraged to monitor this frequency, but keep it clear for emergency traffic!