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Isaac Bivins

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
10/16 Iowa Alliance Conference XC Iowa Alliance Conference XC meet JV boys 122 22:10.20 1135 1123
10/10 Ft Dodge Cross Country Invite Fort Dodge Cross Country Invite JV boys 515 23:44.09 1085 1111
10/03 Southeast Polk CC Invitational Southeast Polk CC Invitational JV boys 269 24:26.09 1120 1140
09/19 Clear Lake Invitational Boys JV 5000M 70 24:12.40 1215 1176
09/12 51st Marshalltown Bobcat xc Invite 51st Marshalltown Bobcat xc Invite JV boys 274 23:21 1117 1136
09/05 2024 Ames - Schmaltz XC Invite Ames - Kirk Schmaltz Invitational JV Boys 177 22:58.70 1155 1161
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.