Michael Allan Physics and Chemistry with Free Electrons
Green ray
Do you see the green ray on the top of the sun? This comes only under rare atmosheric conditions. You need long focal length lens to take a video — mine has f = 1 m (MTO-11).
Green ray enlarged.
click here to see Video on YouTube
(Set display to Full Screen.)
NEVER LOOK INTO THE SUN!
The green ray.
Click on the picture to enlarge it.
The moon.
The moon.
Click on the picture to enlarge it.
Northern light
Free elektrons above Oddur Ingólfsson's laboratory in Reykjavik.
Aurora Borealis.
The Comet Neowise
Photograph taken on 11. July 2020 from Dietisberg/Wünnewil.
Wide angle picture, taken on 12. July 2020 from Kaiseregg pass, looking north, towards Jura mountains.
The comet is small, enlarge the picture (click on it) to see it.
This kind of mysterious dots were on some of the pictures. Do you know what it is?.
July 2020 (MA)