07.01.2021: Products for 2021 being added.
Select location, time and date and push the "Show plot" button above.
Use the "Prev." and "Next" buttons to toggle through series of plots with 6 hours intervals.
Each plot shows three trajectories at different arrival heights.
For sites lower than 1000m asl, these are 500, 1000 and 1500 m asl.,
for the other sites they are station height and +- 500 m, except for
Earlinet stations where all trajectories are calculated for 1500, 3000 and 5000 m arrival height.