K-index of geomagnetic activity calculated from our data. (Unrevised automatic process)

The compass is oriented according to the magnetic north, not the true one. The magnetic north varies with time. Over the past centuries, in Roquetes, compasses were deviated westward. But this has changed and now they are deviated eastward More information.

Information from the automatic station of AEMET located at Ebro Observatory. These data are provisional and subject to revision.