Boulder Geomagnetic Observatory (BOU) is a
geomagnetic observation facility operated by the
United States Geological Survey (USGS). It is located near
Boulder
In geology, a boulder (or rarely bowlder) is a rock fragment with size greater than in diameter. Smaller pieces are called cobbles and pebbles. While a boulder may be small enough to move or roll manually, others are extremely massive.
In c ...
,
Colorado at . The site was established in 1961.
Customers of the observatory include the
Space Weather Prediction Center (SWPC) and the
Air Force Weather Agency
The atmosphere of Earth is the layer of gases, known collectively as air, retained by Earth's gravity that surrounds the planet and forms its planetary atmosphere. The atmosphere of Earth protects life on Earth by creating pressure allowing for ...
(AFWA).
Instruments
* 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 ...
* A solar proton sensor
See also
*
Space weather
*
Heliophysics
*
K-index
External links
Boulder (BOU) Geomagnetic Observatory website
{{USGS
Geophysical observatories
Space weather