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Brennen Grunzke

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
10/24 2024 Iowa Class 2A State Qualifier - Oelwein HS Girls 5K 76 25:33.59 1345 1409
10/17 TIC Conference Championships Girls Junior Varsity 5000M 3 25:29.79 1435 1458
10/14 Forest City Invitational Girls Varsity 5000M 38 24:58.5 1454 1479
09/26 Panther Invitational Girls Varsity 5000M 54 24:39.70 1560 1532
09/19 Clear Lake Invitational Girls JV 5000M 2 26:01.59 1453 1500
09/17 Osage Invitational Girls Varsity 5000M 43 25:34.59 1514 1536
09/05 Spirit Lake/Okoboji XC Meet Girls 5000m JV 17 24:49.21 1576 1574
Date Event Race Place Time Perf Score Rating
10/12 Top of Iowa Conference Championships Womens 5,000 Meters Junior Varsity 1 25:13.20 1544 1532
10/09 Forest City Invitational Womens 5,000 Meters High School 35 23:55 1454 1479
10/02 Lake Mills Invitational Womens 5,000 Meters Varsity Girls 5K 16 24:55.5 1571 1533
09/21 Panther Invitational Womens 5,000 Meters High School 58 25:05.18 1560 1532
09/19 Mason City Invitational Womens 5,000 Meters Varsity 33 24:34.03 1501 1507
09/14 Clear Lake Invitational Womens 5,000 Meters Junior Varsity 8 24:54.59 1453 1500
09/05 Belmond-Klemme Invitational Womens 5,000 Meters Varsity 20 25:12.47 1649 1597
08/29 Newman Catholic Invitational Womens 5,000 Meters Varsity 52 26:43.31 1506 1506
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.