On the 26th January 2020 at 22:27:19 GMT a M0.9 earthquake occurred offshore Co. Antrim, Northern Ireland. The earthquake located approximately 10km east of both Ballycastle and Rathlin Island, very close to the location of the M1.6 earthquake that occurred on the 18th of December 2019 at 20:22:14 GMT.
The event was recorded by the Irish National Seismic Network (INSN) and British Geological Survey (BGS) seismometers, and can be seen in the waveforms plotted below: