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Zack Morris

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
10/24 1A SQM at South Hamilton 1A State Qualifying XC Boys 5 km 79 21:42.90 1282 1238
10/17 Iowa Star Conference HS Boys 48 21:39 1206 1168
10/10 South Hamilton CC Invite Boys 5k HIGH SCHOOL 73 24:19.59 1069 1065
10/08 Dike New-Hartford Invitational Varsity Boys 5K 143 25:31.20 885 1052
10/05 Dan Huston/Steve Johnson Invitational Boys Varsity Orange 5000M 131 22:39.5 1261 1222
09/30 Nevada Cubs Varsity Boys 79 26:25.20 1039 1104
09/26 Sam Iverson Invitational (Grundy Center) Boys High School 5K Varsity 80 23:05.5 1236 1217
09/16 South Tama County CC Invitational Varsity Boys 72 24:55 1221 1175
09/12 51st Marshalltown Bobcat xc Invite 51st Marshalltown Bobcat xc Invite Varsity boys 160 24:34.29 998 1041
09/05 South Hardin XC Varsity Boys 107 25:41.5 1171 1173
Date Event Race Place Time Perf Score Rating
10/19 2023 Class 1A State Qualifier @ South Hardin Mens 5,000 Meters Varsity Boys 80 23:40.5 1260 1289
10/12 Iowa Star Conference 2023 Varsity Boys 5000 Meter Run Finals 41 21:03 1312 1332
10/05 South Hamilton Invitational Mens 5,000 Meters Varsity 58 21:21.56 1385 1361
10/03 Dike-New Hartford Invitational Mens 5,000 Meters Varsity Boys 115 21:41.70 1368 1342
09/30 Steve Johnson Invitational Mens 5,000 Meters Boys Varsity Orange 5000M 391 24:21.20 1224 1299
09/25 Nevada XC Invitational Mens 5,000 Meters Varsity Boys 68 22:40.79 1350 1358
09/18 Denver Invitational Mens 5,000 Meters Boys Varsity 5K 46 22:32 1358 1366
09/16 BCLUW Comet Invite Boys 5k Run High School 30 22:50.36 1371 1371
09/11 South Tama Invitational Mens 5,000 Meters Varsity Boys 69 22:28.29 1380 1372
08/31 South Hardin XC @ Pine Lake Country Club 5,000 Meters Varsity Boys 118 24:36 1353 1355
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.