Translations:Mesure de l'ensoleillement-luminosité avec un ordinateur monocarte (raspberry-orangepi)/1/en

Sunlight-luminosity measurement with a single board computer (raspberry-orangepi)

As you might not know, the meteorological surface synoptic observations data (SYNOP, available here: https://donneespubliques.meteofrance.fr/?fond=produit&id_produit=90&id_rubrique=32) do not take into account sunlight/luminosity.

Sunlight/luminosity data can be interesting to gather for a diversity of uses (home well-being, photovoltaics production, plants care,...).

For photovoltaics, although the technology is old, my research did not permit to find reliable measurements for cloudy weather.

We find videos of such a measurement, for example this one:
https://www.youtube.com/watch?v=H_Aow78MFmQ&ab_channel=TopeSosanya
that may let think that solar pannels produce at 50% of their nominal capacity.

My measurement instruments being subject to interferences, they do not allow me to make reliable measurements, so i thought about producing simple code that other users less subject to interferences could reuse at their at their convenience.

This tutorial will allow you, with only two commands (after installing operating system and docker), to use your single board computer like a weather station recording sunlight/luminosity every minute in a database and producing a web page where one can retrieve results with possibility to make requests with date filters.
the demo is available here:
https://vpn.matangi.dev/lum

Note: dont trust the measurements displayed in the demo above: the ecoterrorist french police doctrine destroys the possibility to do science correctly in france wiith computers. I do not have financial and technical means, and I do not want to spend time playing cat and mouse again and again to dodge recurring cyber attacks and shackles. The logic integrity of the code is good. If the system changes, or if you are not targetted too much, this could be useful.

Publishing on lowtechlab is a signal to encourage you to do your own measurements with diy stuff, like a multimeter and an old offline camera to upload on youtube or peertube. If you read this tutorial and you are not yet an ecoterrorist, you have a superpower: invisibility cape.