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David Zhang

Complete race history and performance trends

Performance Analytics
Understanding Performance Data
Performance Score: Individual race rating reflecting strength of competition and finishing position.
Updated Rating: Cumulative rating that evolves based on recent performances and past history.

2024 Season 6 races ▼

Date Event Race Place Time Perf Score Rating
10/15 CIML Conference XC CIML Conference Cross Country Boys JV 5 km 126 21:41.59 ---- ----
10/10 Ft Dodge Cross Country Invite Fort Dodge Cross Country Invite JV boys 344 21:30.69 ---- ----
10/05 Dan Huston/Steve Johnson Invitational Boys JV 5000M 213 21:32.69 ---- ----
09/17 50th Tom Karpen XC Invite 50th Tom Karpen XC Invite JV boys 101 22:59 ---- ----
09/12 51st Marshalltown Bobcat xc Invite 51st Marshalltown Bobcat xc Invite JV boys 202 20:54.19 ---- ----
08/31 Dragon Sunrise XC Invite Dragon Sunrise XC Invitational - Boys 161 21:51 ---- ----

2023 Season 2 races ▼

Performance Trends Over Time
Premium Analytics Feature

Access detailed performance trend charts showing rating progression, uncertainty ranges, and performance analytics across all seasons.

Visual analytics include box plots for rating uncertainty, trend lines for performance progression, and season markers for comprehensive performance tracking.
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Access comprehensive performance scores and rating data to track runner development and analyze competitive performance across all seasons.

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