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Emma Spieker

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
09/21 19th Heartland Classic 19th Heartland Classic 9-10-JV girls 124 25:52.40 1467 1486
09/12 51st Marshalltown Bobcat xc Invite 51st Marshalltown Bobcat xc Invite 9-10 girls 86 24:30.09 1514 1507
09/05 2024 Ames - Schmaltz XC Invite Ames - Kirk Schmaltz Invitational 9-10 Girls 62 24:38.90 1494 1497
Date Event Race Place Time Perf Score Rating
10/11 CIML Conference Womens 5,000 Meters Frosh/Soph 47 23:10.5 1581 1589
10/05 Fort Dodge Invite Womens 5,000 Meters Junior Varsity 97 23:07.5 1612 1596
09/28 Southeast Polk XC meet Southeast Polk CC Invitational 1 - JV Girls 70 24:42.20 1581 1581
09/16 Heartland XC Classic Womens 5,000 Meters Junior Varsity 77 24:35.5 1565 1581
09/12 49th Tom Karpan XC Invite 49th Tom Karpan XC Invite JV girls 34 24:42.5 1592 1592
09/07 50th Bobcat XC Invitational 50th Bobcat XC Invitational 9-10 Girls 45 23:56.40 1587 1591
08/28 55th Kirk Schmaltz XC Invite 55th Kirk Schmaltz XC Invite 9-10 Girls 31 24:35.20 1598 1597
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.