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Libby Hartz

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 Womens 5,000 Meters Varsity 104 20:14.20 1958 2022
10/18 Iowa State Qualifier - 4A - Southeast Polk Womens 5,000 Meters Varsity 12 20:24.20 2104 2086
10/11 CIML Conference Womens 5,000 Meters Varsity 34 19:46.59 2056 2068
10/05 Fort Dodge Invite Womens 5,000 Meters Varsity 57 19:58.20 2047 2080
09/28 Southeast Polk XC meet Southeast Polk CC Invitational 3 - Varsity Girls 17 20:24.59 2116 2114
09/16 Heartland XC Classic Womens 5,000 Meters Varsity 24 20:15.79 2136 2112
09/07 50th Bobcat XC Invitational 50th Bobcat XC Invitational Varsity Girls 23 19:50.09 2135 2077
09/02 Abraham Lincoln Lynx CC Invitational Womens 5,000 Meters Varsity 4 21:55.29 2034 2035
08/26 Johnston xc Invite Johnston XC Invite Girls 9 20:09.20 2044 2035
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.