
Studying the ways that different ritual monuments within a local group have utilised the same horizons is generally more informative than comparing the different horizons used by different instances of some particular class of monument. Remove the initial from the two relevant lines to see the trace displayed over the pictorial horizon. The landscape.ini file contains the code to display horizon-sitename.txt but it has been commented out.

The image option contains the image (broken into 8 parts) but also contains horizon-sitename.txt.There is also a readme.txt file that may contain further information. The profile option contains the horizon trace data in a file of the form horizon-sitename.txt, plus a landscape.ini file that contains further site/survey data.However, they were originally surveyed and photographed purely for study of the relationship between ritual monument sites and their horizons.Ĭonsequently, images do not include the nearest foreground but the polygonal profiles contain many data points that may be usefully compared to computer generated profiles.įor each site there are two download options: image or profile both are. zip file contains a readme.txt file that explains how to do this, or you can get the info from the Stellarium website.Īll the horizons offered here have been surveyed, thus they are accurately calibrated.

zip file for a landscape from this page, you will need to install it in Stellarium.Įvery downloaded. It is useful for investigation of prehistoric sites because you can set the timeline to any date and thus see how things might have been at a variety of proposed construction dates.Īfter you have downloaded a. It can also import and display landscapes to give a realistic horizon. Stellarium is a free open source planetarium for your computer that shows a realistic sky in 3D.
