Racecast

Tatum Hemmerly

Muskegon Mona Shores (MI) · 11 · GMAA · Compare head to head

Athlete rating 119.8 2025 XC season
Best race 112.1 TF
Races 64
Seasons 5 2022 — 2026

RankedNation #20053·MI #2056·MI D1 #1196·GMAA #21·Team #12 ?

Rating scale ?
Speed rating — all races

Cross Country

XC speed rating

2025 XC 105.9

Muskegon Mona Shores (MI) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2025-10-25 Allendale HS 5000m 22:13.5 59th · 6th on team 107.9 -0.016 ★PR ★CR SR CSR RSR
2025-09-27 Allendale HS 5000m 22:43 79th · 5th on team 107.2 -0.016 PR CR SR CSR
2025-09-24 South Christian Sports Park 5000m 23:06 31st · 4th on team 106.9 +0.010 PR ★CR SR CSR
2025-09-12 Forest Akers East Golf Course 5000m 25:10.2 189th · 5th on team 100.4 +0.019 ★CR CSR
2025-09-04 Rycenga Park 5000m 23:19 31st · 4th on team 106.1 +0.011 ★CR CSR
2025-08-22 South Christian Sports Park 5000m 23:14.7 82nd · 5th on team 107.7 +0.010 PR CR SR CSR RSR
2025-08-19 Fruitport Calvary Christian School 5000m 24:01.3 10th · 5th on team 105.2 +0.038 ★CR SR CSR RSR

2024 XC 99.0

Muskegon Mona Shores (MI) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2024-09-28 Allendale HS 5000m 24:00.9 63rd · 6th on team 101.3 -0.016 PR CR SR CSR
2024-09-25 Caledonia HS 5000m 24:15.6 58th · 7th on team 104.5 +0.022 PR ★CR SR CSR RSR
2024-09-21 Calvin College - Gainey Athletic Complex 5000m 24:46 41st · 5th on team 100.2 -0.002 PR ★CR SR CSR
2024-09-13 Forest Akers East Golf Course 5000m +0.019 CR CSR
2024-09-07 Macatawa Bay MS - West Ottawa 5000m 24:56.3 106th · 6th on team 100.0 +0.012 ★CR CSR
2024-09-04 Reeths-Puffer HS 5000m 26:51.7 83rd · 12th on team 93.2 +0.012 ★CR CSR
2024-08-23 South Christian Sports Park 5000m 24:47.9 147th · 6th on team 100.4 +0.010 PR CR SR CSR RSR
2024-08-20 Fruitport Calvary Christian School 5000m 27:20.6 22nd · 10th on team 93.4 +0.038 SR CSR RSR

2023 XC 95.9

Muskegon Mona Shores (MI) · Grade 9

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2023-09-05 Reeths-Puffer HS 5000m 29:24.1 68th · 12th on team +0.012 CR CSR
2023-08-25 South Christian Sports Park 5000m 25:37.7 111th · 7th on team 97.2 +0.010 PR CR SR CSR RSR
2023-08-22 Fruitport Calvary Christian School 5000m 26:49.8 36th · 9th on team 94.6 +0.038 PR CR SR CSR RSR

2022 XC 106.7

Mona Shores (MI) · Grade 8

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2022-10-15 University Park Golf Course 3200m 14:36.9 26th · 7th on team 108.7 -0.059 ★PR ★CR SR CSR
2022-10-11 Harbor Lights Middle School 3218m 15:33.9 82nd · 9th on team 108.7 -0.001 ★PR ★CR SR CSR
2022-10-05 East Kentwood High School 3218m 16:06.3 24th · 6th on team 108.8 +0.044 PR ★CR SR CSR
2022-09-27 Unity Christian High School 3218m 16:18.7 37th · 8th on team 110.4 +0.061 ★CR R CSR RSR
2022-09-20 Mona Shores MS 3218m 16:18.5 36th · 11th on team 104.3 +0.029 PR ★CR SR CSR
2022-09-10 Macatawa Bay MS - West Ottawa 3218m 17:15.4 63rd · 6th on team 100.5 +0.017 ★CR CSR
2022-09-08 Mona Shores MS 3218m 16:36.1 45th · 7th on team 105.6 +0.029 PR CR R SR CSR RSR

Track & Field

TF speed rating

2026 TF 108.3

Muskegon Mona Shores (MI) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2026-05-08 OK Green Conference Meet 3200m 13:12.48 10th · 2nd on team 112.1 -0.026 ★PR ★R SR RSR
2026-05-01 GMAA City Championship (EQ Approved) 3200m 13:29.61 5th · 2nd on team 111.0 -0.015 PR R SR RSR
2026-04-21 Mona Shores at Jenison HS 3200m 13:47.49 4th · 1st on team 107.5 -0.025
2026-04-18 BC Bulldog Games (EQ Approved) 3200m 13:50.06 7th · 1st on team 107.0 -0.026
2026-04-14 Reeths-Puffer at Mona Shores 3200m 14:16.7 1st · 1st on team 103.7 -0.026
2026-03-31 Muskegon at Mona Shores 3200m 13:35.91 2nd · 2nd on team 108.8 -0.026 PR SR RSR
2026-03-25 Mona Shores Time Trials 400m 1:18.61 11th · 11th on team -0.026 ★PR SR

2025 TF 99.0

Muskegon Mona Shores (MI) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2025-05-15 MHSAA LP Region 02-1 @ Zeeland East 3200m 15:11.65 21st · 1st on team 97.2 -0.031
2025-05-09 OK Green Conference Championships 3200m 14:19.67 10th · 1st on team 103.1 -0.025 PR SR RSR
2025-05-02 GMAA @ RP (EQ Meet) 3200m 14:45.12 7th · 2nd on team 99.2 -0.034
2025-04-29 Byron Center & Caledonia @ Mona Shores 1600m 6:51.06 26th · 5th on team 100.4 -0.026 SR RSR
2025-04-22 Muskegon at Byron Center and Mona v Jenison 3200m 14:44.83 8th · 2nd on team 100.1 -0.026 PR SR RSR
2025-04-18 Fruitport Invitational 3200m 15:11.43 6th · 2nd on team 97.7 -0.022 SR RSR
2025-04-15 Mona Shores @ RP 3200m 15:29.95 3rd · 2nd on team 95.4 -0.034 SR RSR

2024 TF 95.8

Muskegon Mona Shores (MI) · Grade 9

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2024-05-17 MHSAA LP Region 02-1 @ Grand Haven 1600m 6:49.21 26th · 2nd on team 99.5 -0.033
2024-05-10 OK Green Conference Championship 3200m 14:50.06 12th · 2nd on team 99.9 -0.020 PR SR RSR
2024-05-10 OK Green Conference Championship 1600m 6:41.66 18th · 3rd on team 102.9 -0.020 ★PR SR RSR
2024-05-03 GMAA City Championship 3200m 15:02.47 10th · 2nd on team 98.6 -0.026 PR SR RSR
2024-05-01 GR Union vs. Holland and Mona Shores 3200m 15:32.8 2nd · 2nd on team 94.1 -0.041 PR SR
2024-04-25 Mona Shores at Wyoming HS 1600m 7:12.07 3rd · 3rd on team 95.1 -0.020 SR
2024-04-25 Mona Shores at Wyoming HS 800m 3:21.51 2nd · 2nd on team 91.6 -0.020 ★PR SR
2024-04-23 Muskegon and Mona Shores at Zeeland West 3200m 15:56.66 5th · 2nd on team 93.1 -0.031
2024-04-17 Zeeland East at Mona Shores 3200m 15:35.92 4th · 2nd on team 95.4 -0.026 PR SR RSR
2024-04-12 Fruitport Trojan Invitational 3200m 15:52.86 11th · 2nd on team 94.3 -0.022 PR SR RSR
2024-04-10 Muskegon & Reeths-Puffer at Mona Shores 3200m 16:28.09 4th · 2nd on team 89.5 -0.026 PR SR RSR

2023 TF 107.7

Mona Shores (MI) · Grade 8

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2023-05-23 MKO Girls Conference Championship 200mh 39.75 22nd · 2nd on team -0.026 ★PR SR
2023-05-23 MKO Girls Conference Championship 1600m 6:45.75 14th · 1st on team 110.5 -0.026 PR R SR RSR
2023-05-17 Grand Haven MS @ Mona Shores MS (RESCHEDULE) 1600m 6:52.27 3rd · 2nd on team 108.3 -0.026 PR SR RSR
2023-05-17 Grand Haven MS @ Mona Shores MS (RESCHEDULE) 55mh 11.48 6th · 3rd on team -0.026 ★PR SR
2023-05-10 Mona Shores MS at Reeths-Puffer 1600m 6:52.44 3rd · 1st on team 107.6 -0.034 PR SR RSR
2023-05-10 Mona Shores MS at Reeths-Puffer 100m 16.2 25th · 12th on team -0.034
2023-05-09 EK Pinewood and Mona Shores at West Ottawa MS 1600m 7:11.16 8th · 2nd on team 104.4 -0.019 PR SR RSR
2023-05-09 EK Pinewood and Mona Shores at West Ottawa MS 100m 16.14 41st · 10th on team -0.019 ★PR SR
2023-05-03 Muskegon MS & Holland MS @ Mona Shores MS 100m 16.33 23rd · 9th on team -0.026 PR SR
2023-04-25 EK Crestwood @ Mona Shores MS 100m 16.74 23rd · 14th on team -0.026 PR SR
2023-04-20 Mona Shores at Grandville MS hj NH -0.027
2023-04-13 Hudsonville (Riley) @ Mona Shores MS lj 9' 4 -0.026
2023-04-13 Hudsonville (Riley) @ Mona Shores MS 55mh 12.66 8th · 6th on team -0.026 PR SR
2023-04-13 Hudsonville (Riley) @ Mona Shores MS 200mh 41.03 5th · 4th on team -0.026 PR SR