The Hessdalen Automatic Measurement Station (or Hessdalen AMS) is an automatically working observation station in the

Hessdalen Hessdalen is a village in the municipality of Holtålen in Trøndelag county, Norway. Hessdalen also refers to the long valley that surrounds the village. Hessdalen is located in the central part of the village, approximately south of the cit ...

area in the municipality of

Holtålen Holtålen is a municipality in Trøndelag county, Norway. It is part of the Gauldalen region. The administrative centre of the municipality is located in the Ålen area of the village of Renbygda. Other villages in the municipality include Hess ...

Trøndelag Trøndelag (; sma, Trööndelage) is a county in the central part of Norway. It was created in 1687, then named Trondhjem County ( no, Trondhjems Amt); in 1804 the county was split into Nord-Trøndelag and Sør-Trøndelag by the King of Denmar ...

county,

Norway Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and t ...

. It is used for registering

Hessdalen light The Hessdalen lights are unidentified lights observed in a stretch of the Hessdalen valley in rural central Norway. Background The Hessdalen lights are of unknown origin. They appear both by day and by night, and seem to float through and abov ...

s. It has been in service since 7 August 1998, and it is equipped with a

magnetometer A magnetometer is a device that measures magnetic field or magnetic dipole moment. Different types of magnetometers measure the direction, strength, or relative change of a magnetic field at a particular location. A compass is one such device, o ...

, two black and white

TV camera A professional video camera (often called a television camera even though its use has spread beyond television) is a high-end device for creating electronic moving images (as opposed to a movie camera, that earlier recorded the images on film). ...

s, and one colour TV camera. As the equipment of the station is located in a blue container, it is also known as Blue Box. The AMS regularly registers light

phenomena A phenomenon ( : phenomena) is an observable event. The term came into its modern philosophical usage through Immanuel Kant, who contrasted it with the noumenon, which ''cannot'' be directly observed. Kant was heavily influenced by Gottfried W ...

. Since it only measures a restricted numbers of parameters, it is not able to explain all the

recordings A record, recording or records may refer to: An item or collection of data Computing * Record (computer science), a data structure ** Record, or row (database), a set of fields in a database related to one entity ** Boot sector or boot record, r ...

External links

Web page of the Hessdalen AMS
{{coord, 62, 49, 17, N, 11, 12, 7, E, region:NO, display=title Science and technology in Norway Holtålen fi:Maavalo

See also

External links