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Grant Zilka

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
11/01 Iowa High School Cross Country Championships Class 3A Boys 5000M 22 16:37.79 2240 2217
10/23 2024 Iowa Class 3A State Qualifier - Waverly-Shell Rock HS Boys 5K 12 16:37.5 2127 2156
10/15 Northeast Iowa Conference High School Boys 2 16:04.34 2238 2216
10/08 South Winneshiek Invitational Boys Varsity 5000M 1 15:59.60 2215 2180
10/03 Western Dubuque Invitational Varsity Boys 12 17:35 2065 2107
09/24 Waukon Invitational Varsity Boys 5K 3 17:11.5 2173 2177
09/19 39th Rich Engel Classic CC 39th Rich Engel Classic CC 6 - Varsity Boys 22 17:20.29 2197 2184
09/14 Luther All-American Invitational Glessner-Livingood-Olson-Sandness All-American Race Boys Varsity 5k (Varsity) 37 17:09.09 2121 2151
09/03 2024 Oelwein Invitational Boys Varsity 5K 5 16:37.10 2270 2267
Date Event Race Place Time Perf Score Rating
10/28 Iowa State Class 3A Championships Mens 5,000 Meters Varsity 38 16:53.79 2130 2103
10/18 Iowa State Qualifier - 3A - Clear Lake Mens 5,000 Meters Varsity 12 17:14.40 2055 2054
10/10 Northeast Iowa Conference Championships Mens 5,000 Meters Varsity 6 17:15.79 2032 2053
10/03 South Winneshiek Invitational Mens 5,000 Meters Varsity 1 16:31.39 2215 2180
09/28 Western Dubuque Invitational Mens 5,000 Meters Varsity 7 17:22.09 2065 2107
09/19 Waukon Invitational Mens 5,000 Meters Varsity 4 17:14.24 2173 2177
09/14 Rich Engel Classic Rich Engel Classic XC Meet Varsity boys 41 17:44.5 1959 1944
09/09 All-American Invitational Mens 5,000 Meters Varsity 80 18:00.20 1840 1874
08/29 Oelwein Invitational Mens 5,000 Meters Boys Varsity 5K 7 17:38.70 2182 2174
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.