The Geomagnetische Observatory Vassouras (VSS) was established in 1915 and is operated by the Observatório Nacional - MCT and GFZ since the year 2014. The geomagnetic field intensity and directions are continously recorded at the observatory.
The observatory is member of the INTERMAGNET program.
Latitude: 22.4 S Longitude: 316.35 E Altitude: 457 m
Geomagnetic Coordinates (quasi-dipole):
Latitude: 13.43 S Longitude: 27.11 E
The geomagnetic Coordinates refer to IGRF-11 for 2010.