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

Tsion Bird

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
10/08 West Delaware Hawks XC JV Boys 54 20:52.29 1386 1332
10/05 Dan Huston/Steve Johnson Invitational Boys JV 5000M 270 22:39.70 1258 1261
Date Event Race Place Time Perf Score Rating
10/10 Northeast Iowa Conference Championships Mens 5,000 Meters Junior Varsity 38 21:24.29 1347 1370
09/26 Iowa City West Invitational 2023 Varsity Boys 5000 Meter Run Finals 94 22:11.59 1342 1429
09/19 Mason City Invitational Mens 5,000 Meters Varsity 52 20:55.51 1460 1492
09/14 Independence Invitational Mens 5,000 Meters Boys Varsity 5K 32 20:25.29 1505 1516
09/07 Bob Scott Invitational (North Fayette Valley) Mens 5,000 Meters Boys 5K 57 20:52.29 1541 1527
08/28 Webster City Lynx CC Invite Boys 5000 Meter Run PURPLE DIVISION 55 22:41.43 1506 1506
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.