TESS-W Photometer

Designed by astronomers, compact, inexpensive

  • The Telescope Encoder and Sky Sensor (TESS-W) is the first model of TESS photometers, compact devices to monitor sky brightness every night.




  • 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 remote observatory.



  • Its temperature and IR sensor will let you know whether the sky is clear or cloudy.



  • Check the article describing the device on the International Journal of Sustainable Lighting by Jaime Zamorano et al:
PAPER. Night Sky Brightness Photometer