1°)
Fill above your address or an adress close to your place
2°)
Click on "Go" button
3°)
Use Zoom to adjust the view (right)
4°)
If is a good place Copy/Paste the position and put these value in Colorgramme
If not
5°)
Click on a marker 
while left button pressed and move the marker
6°)
If is a good place Copy/Paste the position and put these value in Colorgramme