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Isaac Spangler

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 River Valley XC High School Boys 75 21:00.20 1383 1387
10/12 Bob Mudd Lynx Invitational JV Boys 23 20:59.79 1350 1390
10/08 West Delaware Hawks XC JV Boys 45 20:32.79 1429 1423
10/01 Williamsburg Invitational Boys Junior Varsity 5K 54 20:16.5 1474 1416
09/28 Anamosa Invitational High School Boys 77 21:19.40 1427 1371
09/23 Solon Invitational JV Boys 5K 32 21:19.29 1302 1326
09/19 Cascade Invitational Boys 5K 120 23:14.70 1310 1347
09/14 Monticello XC JV Boys 25 20:56.79 1422 1381
09/10 Tipton XC JV Boys 7 21:59.79 1373 1347
09/05 2024 BOB BROWN CROSS COUNTRY CLASSIC Boys 5k 142 22:43.04 1318 1315
Date Event Race Place Time Perf Score Rating
10/10 River Valley Conference XC Meet 2023 Varsity Boys 5000 Meter Run Finals 109 23:03 1181 1223
10/07 North Linn Invitational XC Meet Mens 5,000 Meters JV Boys 61 21:42.5 1250 1250
10/03 West Delaware Hawks XC Mens 5,000 Meters JV Boys 88 22:57.79 1429 1423
09/26 Williamsburg September 2023 Mens 5,000 Meters Boys Junior Varsity 5K 80 21:35 1370 1309
09/23 Anamosa XC Mens 5,000 Meters JV Boys 35 23:38.70 1214 1266
09/18 Solon Invitational Mens 5,000 Meters JV Boys 40 21:38.79 1302 1326
09/14 Cascade Invitational 2023 Boys 5000 Meter Run Finals 126 24:03.20 1262 1283
09/09 Monticello XC Mens 5,000 Meters JV Boys 34 21:23.40 1422 1381
09/07 Tipton XC Varsity Boys 58 22:47 1373 1347
09/01 Bob Brown Invitational Mens 5,000 Meters Varsity 151 23:16.15 1271 1275
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.