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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 1468 1484
09/12 51st Marshalltown Bobcat xc Invite 51st Marshalltown Bobcat xc Invite 9-10 girls 86 24:30.09 1515 1508
09/05 2024 Ames - Schmaltz XC Invite Ames - Kirk Schmaltz Invitational 9-10 Girls 62 24:38.90 1494 1496
Date Event Race Place Time Perf Score Rating
10/11 CIML Conference Womens 5,000 Meters Frosh/Soph 47 23:10.5 1583 1590
10/05 Fort Dodge Invite Womens 5,000 Meters Junior Varsity 97 23:07.5 1612 1598
09/28 Southeast Polk XC meet Southeast Polk CC Invitational 1 - JV Girls 70 24:42.20 1581 1580
09/16 Heartland XC Classic Womens 5,000 Meters Junior Varsity 77 24:35.5 1566 1579
09/12 49th Tom Karpan XC Invite 49th Tom Karpan XC Invite JV girls 34 24:42.5 1590 1590
09/07 50th Bobcat XC Invitational 50th Bobcat XC Invitational 9-10 Girls 45 23:56.40 1586 1590
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.