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Zach Grieves

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
10/17 Southeast Conference XC Championships HS Boys 51 22:24.20 1132 1178
10/10 Jim Hetrick Invitational (Central DeWitt) Boys Varsity 5K 110 22:14.70 1215 1242
10/01 Washington Invitational HS Boys 61 22:33.33 1259 1288
09/26 2024 Burltington XC Invitational Varsity Boys 30 22:24 1346 1328
09/19 Timm Lamb Cross Country Invitational VARSITY BOYS A 53 22:55.5 1270 1295
09/12 Fairfield Invitational XC HS Boys 101 22:45 1341 1340
Date Event Race Place Time Perf Score Rating
10/12 2023 Southeast Conference XC Championships Varsity Boys 56 22:10.20 1268 1267
09/21 2023 Burlington XC Invitational Junior Varsity Male 12 22:49 1251 1262
09/14 Timm Lamb Cross Country Invitational Varsity Boys - A 63 22:33.09 1270 1295
09/07 Fairfield Invitational 2023 Varsity Boys 5000 Meter Run Finals 124 23:47 1310 1277
09/02 Pleasant Valley Spartan Classic Mens 5,000 Meters Varsity 105 23:41 1211 1215
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.