GROUND BASED NETWORK
Upper Austrian
Light Measurement Network
The Upper Austrian light measurement network records the brightening of the sky at night. In this way, the predicted increase in light pollution can be tracked for years. 23 measuring stations in Upper Austria determine the brightening of the sky every night.
TYPE OF INSTRUMENT
Sky-Quality Meter
N° OF STATIONS
26
LOCATION
mainly Upper Austria
MEASUREMENT POINT
Urban, suburban and rural
STATUS
Operational
DATA AVAILABILITY
Yes, freely available
TIME RANGE
Since 2012
FREQUENCY OF MEASUREMENT
Every minute
DATA PUBLISHING FREQUENCY
Real-time
DATA PUBLISHING DELAY
None
MORE INFORMATION
CALIBRATED DATA
Yes
MEASUREMENT UNIT
mag/arcsec²
WAVELENGTH RANGE
350 – 700 nm
FIELD-OF-VIEW
± 20 deg
DATA POLICY
Not specified
FURTHER REFERENCES
– Light measurement network in Upper Austria
– Long-term measurements of the night-sky brightness and opportunities for night sky protection areas in Upper Austria (pdf)
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