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Joey Birtcher

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
10/19 Iowa State Qualifier - 1A - Regina Mens 5,000 Meters Varsity 92 24:16.70 989 1040
10/10 Mike Jay Cross Country Invitiational - 2023 Varsity Boys 49 24:03.59 1084 1117
10/05 Southeast Iowa Super Conference XC Championships Varsity Boys 99 24:07 1114 1155
10/02 Hillcrest Invitational 2023 Varsity Boys 5000 Meter Run Finals 73 24:50.23 1201 1185
09/28 2023 WMU XC Invitational Varsity Boys 57 23:56 1186 1171
09/26 Washington Invitational 2023 Varsity Boys 5000 Meter Run Finals 87 23:47.68 1134 1155
09/19 Mt. Pleasant Invitational 2023 Small School Boys 5000 Meter Run Finals 61 23:53.96 1197 1187
09/12 English Valleys CC Invite Boys 5k Run High School 49 22:29.77 1178 1169
09/07 Fairfield Invitational 2023 Varsity Boys 5000 Meter Run Finals 158 26:03 1099 1138
08/29 Hillcrest Academy Invitational 2023 Varsity Boys 5000 Meter Run Finals 29 26:43.95 1280 1283
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.