Comparison of amateur radio bands by day and night and influences for band openings and overreaches

The following graph shows the availability and openings of the respective bands from 160m to 70cm band depending on the time of day and the influencing factors leading to overreach such as aurora, solar activity, troposphere and scatter.

The graph shows availability and openings of respective bands from 160m to 70cm band depending on the time of day and the influencing factors leading to overreach such as aurora, solar activity, troposphere and scatter.