Optimizing app for faster loading...
We use analytics to improve your experience. No personal data is collected.
Screen Recording:

Isaac Retzlaff

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
10/15 CIML Conference XC CIML Conference Cross Country Boys 9/10 5 km 136 21:35.79 1328 1327
10/10 Ft Dodge Cross Country Invite Fort Dodge Cross Country Invite JV boys 364 21:43.40 1335 1327
10/03 Southeast Polk CC Invitational Southeast Polk CC Invitational JV boys 193 22:15.5 1352 1311
09/26 56th Indianola CC Invitational 56th Indianola CC Invitational 9-10-JV boys 126 22:00.09 1255 1254
09/21 19th Heartland Classic 19th Heartland Classic 9-10-JV boys 277 23:13.20 1212 1253
09/17 50th Tom Karpen XC Invite 50th Tom Karpen XC Invite JV boys 136 23:34.79 1294 1293
09/12 51st Marshalltown Bobcat xc Invite 51st Marshalltown Bobcat xc Invite 9-10 boys 262 21:58.09 1255 1293
09/05 2024 Ames - Schmaltz XC Invite Ames - Kirk Schmaltz Invitational 9-10 Boys 103 21:09.40 1377 1378
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.