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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 2080 2069
10/18 Iowa State Qualifier - 4A - Pleasant Valley Mens 5,000 Meters Varsity 25 17:07 2064 2051
10/12 2023 MVC Valley Divisional Meet Mens 5,000 Meters Varsity 33 17:15.84 1909 1994
10/05 MVC Super Meet Mens 5,000 Meters Varsity Boys 28 17:07.79 2087 2092
09/30 Steve Johnson Invitational Mens 5,000 Meters Boys Varsity Orange 5000M 61 17:12.20 2089 2096
09/21 Jim Boughton XC Mens 5,000 Meters Varsity Boys 22 16:29.10 2098 2109
09/16 Heartland XC Classic Mens 5,000 Meters Varsity 53 16:53.10 2158 2130
09/07 50th Bobcat XC Invitational 50th Bobcat XC Invitational Varsity Boys 69 16:50.89 2016 2063
09/02 Linn-Mar Invitational Mens 5,000 Meters HS Boys 16 16:56.70 2103 2117
08/28 Trojan Early Bird Invitational Mens 5,000 Meters Varsity Boys 5K 6 17:36.29 2147 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.