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Cecelia Sperfslage

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 North Iowa Cedar League Conference Meet Girls Junior Varsity 5K 10 24:33.70 1460 1494
10/10 New Hampton Invitational Girls JV 5000M 4 24:15 1536 1527
10/08 Dike New-Hartford Invitational JV Girls 5K 10 24:28.20 1467 1519
10/05 Crestwood Invitational Girls Junior Varsity 5000M 2 25:04.29 1614 1568
09/26 Sam Iverson Invitational (Grundy Center) Girls High School 5K 54 25:04.09 1542 1516
09/17 Starmont Invitational Girls Junior Varsity 5K 27 27:00.79 1403 1473
09/12 2024 Bob Scott Invitational (North Fayette Valley) Girls 5K 52 25:39.09 1542 1524
09/03 2024 Oelwein Invitational Girls Junior Varsity 5K 33 25:21 1523 1505
08/31 Anamosa August XC Varsity Girls 5k 67 27:52.20 1484 1484
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.