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Zack Johnson

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.
Date Event Race Place Time Perf Score Rating
10/27 Iowa State Class 4A Championships Mens 5,000 Meters Varsity 87 16:56.89 2078 2068
10/18 Iowa State Qualifier - 4A - Pleasant Valley Mens 5,000 Meters Varsity 25 17:07 2068 2055
10/12 2023 MVC Valley Divisional Meet Mens 5,000 Meters Varsity 33 17:15.84 1911 2029
10/05 MVC Super Meet Mens 5,000 Meters Varsity Boys 28 17:07.79 2089 2096
09/30 Steve Johnson Invitational Mens 5,000 Meters Boys Varsity Orange 5000M 61 17:12.20 2093 2102
09/21 Jim Boughton XC Mens 5,000 Meters Varsity Boys 22 16:29.10 2101 2112
09/16 Heartland XC Classic Mens 5,000 Meters Varsity 53 16:53.10 2161 2125
09/07 50th Bobcat XC Invitational 50th Bobcat XC Invitational Varsity Boys 69 16:50.89 2015 2072
09/02 Linn-Mar Invitational Mens 5,000 Meters HS Boys 16 16:56.70 2106 2120
08/28 Trojan Early Bird Invitational Mens 5,000 Meters Varsity Boys 5K 6 17:36.29 2150 2139
Performance Trends Over Time

Visual representation of performance progression across all seasons. Box plots show rating uncertainty ranges, with the blue line indicating updated ratings and red dotted line showing individual race performance scores.

Reading the Chart: Box plots illustrate rating ranges and uncertainty. Performance scores outside expected ranges can lead to significant rating adjustments, reflecting the dynamic nature of performance evaluation. Season breaks are marked with vertical lines.