Absolute building (inside)

Geomagnetic Observatory Vassouras (VSS)

The Geomagnetische Observatory Vassouras (VSS) was established in 1915 and is operated by the Observatório Nacional - MCT and the 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.

Location: Brazil

Geographic Coordinates
Latitude: - 22.4 N   Longitude: 316.35 E   Altitude: 457.0 m  

Geomagnetic Coordinates
Latitude:  13.43 S  Longitude: 27.11 E   

The geomagnetic Coordinates refer to IGRF-11 for 2010.  


Data are available on request.


Profile photo of  Dr. Jürgen Matzka

Dr. Jürgen Matzka

Lindenstr. 7
Building H 1, room 213
14823 Niemegk
tel. +49 33843 624-18


Mr. Dr. Achim Morschhauser

Lindenstr. 7
Building H 1, room 103
14823 Niemegk
tel. +49 331 288-1955

Cooperation partner

Dr. Katia Pinheiro

Observatório Nacional - MCT
Rua Gal. José Cristino, 77
SãoCristóvão CEP:
20921-400 Rio de Janeiro

T: +55 21 3504 9286