Get access to sky brightness measures every day
Professional astronomers analyzing the data
Purchasing TESS photometer means collaborate with the Spanish Society on Light Pollution Research
Where are they?
Designed by astronomers, compact, inexpensive
ensor (TESS) is a compact device to monitor sky brightness every night.
Designed by astronomers and calibrated on LICA laboratory at
Universidad Complutense de Madrid
the quality of the data is scientifically accurate.
TESS photometer is mounted on a weatherproof enclosure. Wherever there is electricity and WIFI you can install it and get the measures online trough the
Its temperature and IR sensor will let you know whether the sky is clear or cloudy.
Check Today's data
Developed at UCM
Already have one?
Read the manual before installation
Download it here
We are still testing prototypes. TESS photometer will be available very soon for everybody!