Examples:    Paris-Roubaix    Boston Marathon    Hawk Hill Raid    Skiing at Squaw    Tour of California   
Playback Controls
Play/pause, and step through time. Change play speed and seek to any time in your activity.
Activity List
A list of other Strava Athletes you crossed paths with (+ the main activity). Check to add to the playback.
Flyby Locations
See exactly where you passed by others on your activity.
The Map
Shows the position at the given time and full path of every selected activity.

Activity Attributes

Attribute Explanation
FlyBy A (✓) means that this activity was a flyby with the primary activity. This means that the activity was within 50 meters of you at some point, and did not ride with you for an extended period of time (has a low correlation).
Correlation Percentage of time that this activity was close to the primary activity. Correlations over 30% are considered group activity matches in Strava.
Spatial Correlation Time independent similarity of activity to the primary activity. An activity travelling the same course will have a high spatial correlation regardless of the speed or start time of the activity.
Distance Total distance of each activity in miles.