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Preston Johnson

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
11/01 Iowa High School Cross Country Championships Class 4A Boys 5000M 70 16:37.39 2254 2387
10/23 4A SQM Marshalltown 4a State CC Qualifying Meet - Boys 1 15:32 2548 2518
10/16 Iowa Alliance Conference XC Iowa Alliance Conference XC meet Varsity boys 2 15:45 2497 2487
10/10 69th East-Mike Augustine XC Classic 69th East, Mike Augustine XC Classic Boys 5 km 1 16:35.10 2482 2475
10/05 Dan Huston/Steve Johnson Invitational Boys Varsity Gray 5000M 25 16:28.89 2321 2451
09/24 48th Steve McDermott Cardinal CC Invite 48th Steve McDermott Cardinal CC Invite Varsity boys 1 16:37 2560 2557
09/21 19th Heartland Classic 19th Heartland Classic Varsity boys 6 16:09.10 2530 2555
09/17 50th Tom Karpen XC Invite 50th Tom Karpen XC Invite Varsity boys 1 16:38.60 2607 2590
09/12 51st Marshalltown Bobcat xc Invite 51st Marshalltown Bobcat xc Invite Varsity boys 10 15:27.70 2477 2527
09/05 2024 Ames - Schmaltz XC Invite Ames - Kirk Schmaltz Invitational Varsity Boys 2 15:03.5 2704 2693
Date Event Race Place Time Perf Score Rating
10/27 Iowa State Class 4A Championships Mens 5,000 Meters Varsity 92 17:00.10 2064 2081
10/18 Iowa State Qualifier - 4A - Marshalltown Mens 5,000 Meters Varsity 14 16:41.10 2140 2103
10/12 Iowa Alliance Conference 2023 Varsity Boys 5000 Meter Run Finals 7 16:39.79 2063 2067
10/05 68th Mike Augustine XC Classic 68th Mike Augustine Cross Country Classic Varsity Boys 5 km 4 17:54.70 2051 2072
09/30 Steve Johnson Invitational Mens 5,000 Meters Boys Varsity Orange 5000M 37 16:49 2213 2106
09/26 Knoxville invitational 2023 Varsity Boys 5000 Meter Run Finals 4 17:07.88 2092 2034
09/16 Heartland XC Classic Mens 5,000 Meters Varsity 126 17:43 1946 1973
09/12 49th Tom Karpan XC Invite 49th Tom Karpan XC Invite Varsity boys 7 17:33.29 2021 1995
09/07 50th Bobcat XC Invitational 50th Bobcat XC Invitational Varsity Boys 74 16:52.5 1992 1971
08/28 55th Kirk Schmaltz XC Invite 55th Kirk Schmaltz XC Invite Varsity Boys 42 16:57.29 1946 1939
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.