I finally managed to color countries in my map for the refraction horizontal #sundial
Round map with hour lines, to be placed under 5cm acrylic glass.
The flower's shadow tells solar time and the place where the Sun is overhead. Here off the coast of west Africa, heading to Cuba.
Layout made with a #Python script using #matplotlib and #geopandas

#astronomy #sundial #science #education #maps

#astronomie #astronomy #sundial #cadranssolaires

Le n°53 de Cadran Info, revue de la Commission des cadrans solaires de la
@safastrofrance.bsky.social
, est paru.
PDF sur abonnement. Je rappelle que les numéros datant de plus de 5 ans sont en libre accès ici :
https://ccs.saf-astronomie.fr/cadran-info/

RE: https://mastodon.social/@gnomonique/116611291031379723

Pour les amateurices de cadrans solaires ☀️
Récupérez votre exemplaire ici 👇
#sundial #cadranssolaires

#Sundial

They're easier to find these days, now that the clouds have parted and the rains lessened.

#OptOutside #travel #MyPhoto #PhotoSafari #UK

#Sundial

One of the best I've ever seen!

#OptOutside #MyPhoto #travel #PhotoSafari #TravelPhoto #Stockholm #Sweden