Racecast

Sydnee Serck

Augustana (S.D.) (MN) · Jr · EASTERN SOUTH DAKOTASD DAA · Compare head to head

Athlete rating 117.4 2026 TF season
Best race 141.7 TF
Races 131
Seasons 10 2017 — 2026

RankedNation #1884·NSIC #20·MN #19·Team #3 ?

Training paces & VO2max → critical speed 7:42/mi, fitted from 15 races in 2022

Rating scale ?

Cross Country

2022 XC 113.4

Yankton (SD) · Grade 12

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2022-10-22 Broadland Creek National Golf Course 5000m 21:33.8 72nd · 5th on team 116.6 -0.039 SR CSR RSR
2022-10-13 Broadland Creek National Golf Course 5000m 21:58.4 21st · 5th on team 114.9 -0.039 CSR
2022-10-08 Edgebrook Municipal Golf Course 5000m 21:51.8 39th · 5th on team 114.0 -0.044 ★CR SR CSR
2022-09-29 Jeffrey Dible Soccer Complex 5000m 22:26.9 16th · 3rd on team 116.1 -0.001 ★CR SR CSR RSR
2022-09-16 Skyview Lake Park 5000m 22:45.4 23rd · 2nd on team 113.0 -0.005 CSR RSR
2022-09-10 McHardy Park 5000m 23:47.8 24th · 4th on team 107.9 -0.014 CSR
2022-09-02 Yankton Trail Park 5000m 22:39.5 157th · 3rd on team 112.9 -0.033 SR CSR RSR
2022-08-26 Pasley Park 4023m 17:54.2 22nd · 3rd on team 111.6 -0.025 ★PR ★CR SR CSR RSR

2021 XC 118.4

Yankton (SD) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2021-10-23 Yankton Trail Park 5000m 21:19 65th · 3rd on team 119.2 -0.033 CSR
2021-10-14 Broadland Creek National Golf Course 5000m 21:27.6 11th · 3rd on team 118.4 -0.039 CSR
2021-10-09 McHardy Park 5000m 21:46.7 19th · 2nd on team 119.7 -0.014 ★CR CSR
2021-09-23 Fox Run Golf Course 5000m 20:46.2 10th · 2nd on team 120.5 -0.050 SR CSR RSR
2021-09-17 Skyview Lake 5000m 21:39.1 18th · 3rd on team 119.8 -0.005 ★CR CSR RSR
2021-09-11 McHardy Park 5000m 22:12 8th · 3rd on team 117.6 -0.014 CSR
2021-09-03 Yankton Trail Park 5000m 21:36.4 99th · 3rd on team 117.6 -0.033 SR CSR RSR
2021-08-27 Pasley Park 4000m 17:55.9 14th · 1st on team 114.0 -0.025 SR CSR RSR

2020 XC 120.6

Yankton (SD) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2020-10-24 Hart Ranch Camping Resort 5000m 21:15.7 57th · 5th on team 120.7 -0.024 ★CR CSR
2020-10-10 Lee Park Golf Course 5000m 20:51.8 20th · 5th on team 122.4 -0.030 ★CR CSR
2020-10-01 Yankton Trail Park 5000m 20:30.3 31st · 4th on team 124.3 -0.033 CSR
2020-09-24 Fox Run Golf Course 5000m 19:52.2 13th · 3rd on team 125.8 -0.050 ★PR ★CR SR CSR RSR
2020-09-18 Skyview Lake Park 5000m 21:35.9 17th · 4th on team 120.0 -0.005 ★CR SR CSR RSR
2020-09-12 McHardy Park 5000m 22:10 12th · 4th on team 116.1 -0.014 CR SR CSR RSR
2020-08-28 Pasley Park 4000m 17:38.8 17th · 4th on team 114.9 -0.025 ★PR ★CR SR CSR RSR

2019 XC 121.6

Yankton (SD) · Grade 9

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2019-10-26 Broadland Creek National Golf Course 5000m 20:36.2 34th · 2nd on team 122.3 -0.039 ★CR CSR
2019-09-20 Skyview Lake Park 5000m 22:19.2 12th · 2nd on team 117.4 -0.005 CR CSR
2019-09-06 Yankton Trail Park 5000m 20:13.1 64th · 2nd on team 125.2 -0.033 SR CSR RSR

2018 XC 121.5

Yankton (SD) · Grade 8

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2018-10-20 Yankton Trail Park 5000m 20:12.2 42nd · 2nd on team 82.3 -0.033 ★CR CSR
2018-09-27 Covington Golf Course 5000m 20:04.5 15th · 5th on team 140.3 -0.054 PR ★CR R SR CSR RSR
2018-09-14 Skyview Lake 5000m 23:11.1 17th · 3rd on team 128.9 -0.005 CR CSR
2018-08-31 Yankton Trail Park 5000m 21:26.7 92nd · 5th on team 134.4 -0.033 PR CR R SR CSR RSR

2017 XC 127.0

Yankton (SD) · Grade 7

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2017-09-28 Covington Golf Course 5000m 22:08.7 9th · 3rd on team 128.1 -0.054 PR CR R SR CSR RSR
2017-09-15 Skyview Lake 5000m 24:49.8 14th · 6th on team — -0.005 CR CSR
2017-09-01 Yankton Trail Park 5000m 22:48.3 32nd · 2nd on team 125.9 -0.033 PR CR R SR CSR RSR

Track & Field

2026 TF 115.7

Augustana (S.D.) (MN) · Grade Jr

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2026-05-07 NSIC Outdoor Championship 800m 2:12.78 5th · 1st on team 118.5 -0.035 ★PR SR RSR
2026-05-07 NSIC Outdoor Championship 800m 2:13.98 7th · 2nd on team 117.4 -0.035
2026-05-01 South Dakota Challenge 400m 59.45 11th · 1st on team — -0.026 SR
2026-04-25 2026 Drake Relays 800m 2:16.16 19th · 1st on team 114.2 -0.045
2026-04-22 Gary Wilson Invitational 800m 2:17.1 5th · 1st on team 115.1 -0.031
2026-04-13 Minnesota State Open 800m 2:15.26 1st · 1st on team 117.3 -0.026
2026-04-10 Sioux City Relays 800m 2:14.46 3rd · 1st on team 116.8 -0.036
2026-02-27 NSIC Indoor Championship 800m 2:15.99 8th · 5th on team 116.4 -0.042
2026-02-27 NSIC Indoor Championship 800m 2:14.38 3rd · 2nd on team 117.8 -0.042 SR RSR
2026-02-20 SDSU Last Chance Meet 400m 1:00.58 2nd · 1st on team — -0.036 SR
2026-02-13 SDSU Indoor Classic 600m 1:36.61 5th · 2nd on team — -0.036 SR
2026-02-13 SDSU Indoor Classic 800m 2:14.42 14th · 2nd on team 116.9 -0.036 SR RSR
2026-02-06 50th Frank Sevigne Husker Invitational 800m 2:18.5 19th · 2nd on team 112.8 -0.044
2026-01-31 Mark Schuck Open & Multi 1000m 3:04.42 7th · 3rd on team 111.0 -0.042 ★PR SR
2025-12-05 2025 SDSU Holiday Meet 800m 2:17.83 9th · 2nd on team 114.0 -0.036 SR RSR

2025 TF 114.4

Augustana (S.D.) (MN) · Grade So

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2025-05-08 NSIC Outdoor Championship 800m 2:15.93 18th · 3rd on team 116.2 -0.035
2025-05-08 NSIC Outdoor Championship 800m 2:13.34 7th · 1st on team 118.4 -0.035 PR SR RSR
2025-04-23 Gary Wilson Invitational 800m 2:14.57 5th · 2nd on team 117.5 -0.031 PR SR RSR
2025-04-11 Sioux City Relays 800m 2:14.7 2nd · 1st on team 116.2 -0.036 PR SR RSR
2025-04-04 USD Early Bird 800m 2:20.1 10th · 1st on team 114.1 -0.033
2025-02-28 NSIC Indoor Championship 600m 1:37.37 9th · 2nd on team — -0.042
2025-02-28 NSIC Indoor Championship 600m 1:36.64 4th · 1st on team — -0.042
2025-02-21 Meet results → Women's 800 Meters 2:16.59 4th · 1st on team — — ★PR SR
2025-02-14 SDSU Indoor Classic 600m 1:35.2 2nd · 1st on team — -0.036 ★PR SR
2025-02-14 SDSU Indoor Classic 800m 2:16.56 13th · 1st on team 115.1 -0.036 PR SR RSR
2025-01-31 SDSU D2 Open 800m 2:17.05 3rd · 1st on team 114.7 -0.036 SR RSR
2025-01-25 Jim Emmerich Alumni Invitational 800m 2:18.47 5th · 1st on team 113.5 -0.036 SR RSR
2025-01-17 Mount Marty Invitational 1000m 3:09.63 4th · 1st on team 108.4 -0.038 PR SR
2024-12-06 SDSU Holiday Open and Multi 800m 2:23.86 11th · 1st on team 109.5 -0.036 SR RSR
2024-10-30 Dakota Timing Test 400m 1:00.37 8th · 3rd on team — -0.036 SR

2024 TF 113.5

Augustana (S.D.) (MN) · Grade Fr

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2024-05-11 NSIC T&F Outdoor Championship 800m 2:18.36 18th · 3rd on team 115.1 -0.026
2024-05-01 Maverick Open #1 800m 2:19.21 4th · 2nd on team 114.3 -0.026
2024-04-23 DSU Invitational 800m 2:18.1 1st · 1st on team 116.4 -0.021 SR RSR
2024-04-20 Red Raider Open 800m 2:21.24 2nd · 1st on team 113.6 -0.023 RSR
2024-04-13 South Dakota Challenge 800m 2:24.04 5th · 1st on team 110.1 -0.026
2024-04-06 USD Early Bird 400m 1:03.53 14th · 3rd on team — -0.026
2024-02-24 NSIC Indoor Championship 600m 1:37.76 7th · 1st on team — -0.042 PR SR
2024-02-16 SDSU Last Chance 400m 1:00.37 8th · 3rd on team — -0.036 SR
2024-02-10 SDSU Indoor Classic 800m 2:19.42 21st · 1st on team 113.0 -0.036 SR RSR
2024-02-03 2024 Frank Sevigne Husker Inv 600m 1:38.54 11th · 1st on team — -0.044
2024-01-27 SDSU D2/NAIA Open 600m 1:37.94 6th · 3rd on team — -0.036 PR SR
2024-01-20 Jim Emmerich Alumni Invitational 800m 2:20.32 8th · 1st on team 112.2 -0.036 SR RSR
2023-12-02 SDSU Holiday Invite and Multi 600m 1:38.45 7th · 1st on team — -0.036 PR SR

2023 TF 128.9

Yankton (SD) · Grade 12

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2023-05-27 SDHSAA Class AA State Track & Field Meet 800m 2:17.12 6th · 1st on team 134.5 -0.034 SR
2023-05-13 ESD Conference Track Meet 400m 1:01.27 4th · 2nd on team — -0.029
2023-05-13 ESD Conference Track Meet 800m 2:17.98 2nd · 1st on team 134.7 -0.029 SR RSR
2023-05-06 Howard Wood Dakota Relays 400m 1:00.37 13th · 2nd on team — -0.034 SR
2023-05-02 Mitchell Triangular 800m 2:22.86 4th · 2nd on team 130.3 -0.022 SR RSR
2023-05-02 Mitchell Triangular 400m 1:00.43 1st · 1st on team — -0.022 SR
2023-04-27 First Dakota Relays 800m 2:23.56 1st · 1st on team 129.1 -0.026 SR RSR
2023-04-18 O’Gorman Track and Field: Metro Quad 400m 1:03.37 5th · 2nd on team — -0.029 SR
2023-04-18 O’Gorman Track and Field: Metro Quad 800m 2:28.93 1st · 1st on team 124.1 -0.029
2023-04-11 Yankton, Brandon, Mitchell, Triangular 800m 2:26.83 2nd · 1st on team 126.2 -0.026 SR RSR
2023-03-24 Mount Marty University Class A HS Meet 800m 2:30.1 3rd · 1st on team 123.5 -0.038 SR RSR

2022 TF 131.1

Yankton (SD) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2022-05-28 SDHSAA Class AA State Track & Field Meet 800m 2:16.7 5th · 1st on team 135.2 -0.034 PR SR
2022-05-28 SDHSAA Class AA State Track & Field Meet 400m 59.79 14th · 6th on team — -0.034
2022-05-28 SDHSAA Class AA State Track & Field Meet 400m 59.7 13th · 5th on team — -0.034
2022-05-17 Last Chance Meet 400m 58.99 4th · 2nd on team — -0.029 ★PR SR
2022-05-14 ESD Meet 400m 1:00.4 4th · 3rd on team — -0.026
2022-05-14 ESD Meet 800m 2:20.72 1st · 1st on team 132.2 -0.026
2022-05-07 Howard Wood Dakota Relays 800m 2:17.74 7th · 1st on team 135.6 — PR SR RSR
2022-05-07 Howard Wood Dakota Relays 400m 1:00.81 10th · 3rd on team — —
2022-05-03 Mitchell-Yankton-OGorman Triangular 400m 1:00.08 2nd · 2nd on team — -0.022 PR SR
2022-05-03 Mitchell-Yankton-OGorman Triangular 200m 29.03 8th · 3rd on team — -0.022
2022-04-28 First Dakota Relays 400m 1:00.37 3rd · 2nd on team — -0.026
2022-04-28 First Dakota Relays 200m 27.89 12th · 3rd on team — -0.026 ★PR SR
2022-04-21 Yankton Triangular/Deubrook/Parkston 800m 2:19.7 1st · 1st on team 132.6 -0.026 SR RSR
2022-04-12 Mitchell Triangular 400m 1:00.34 2nd · 2nd on team — -0.022 PR SR
2022-04-09 Brandon Valley Lynx Invitational 800m 2:21.71 2nd · 1st on team 131.3 -0.029 SR RSR
2022-04-05 SCE/SCW/SFW/Yankton 400m 1:03.64 2nd · 2nd on team — -0.026 SR
2022-04-05 SCE/SCW/SFW/Yankton 800m 2:35.7 3rd · 1st on team 120.3 -0.026
2022-04-02 Steve Berseth ESD Indoor Meet 600m 1:38.69 1st · 1st on team — -0.036 PR SR
2022-03-25 Mt Marty Indoor - A Division 800m 2:22.45 1st · 1st on team 130.7 -0.038 SR RSR

2021 TF 129.1

Yankton (SD) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2021-05-29 SDHSAA Class AA State Track & Field Meet 800m 2:18.46 4th · 1st on team 134.6 -0.028 PR SR RSR
2021-05-18 Last Chance @ Howard Wood Field 800m 2:19.18 4th · 1st on team 133.6 -0.034 PR SR RSR
2021-05-06 Yankton First Dakota Relays 800m 2:25.6 1st · 1st on team 128.3 -0.026
2021-05-01 Howard Wood Dakota Relays 400m 1:00.66 15th · 3rd on team — -0.034 PR SR
2021-04-27 Yankton/O'Gorman 800m 2:23.5 4th · 1st on team 129.9 -0.026 SR RSR
2021-04-20 BV/SCBH/O'Gorman/SFW/Yankton 800m 2:31.1 4th · 1st on team 123.2 -0.026
2021-04-20 BV/SCBH/O'Gorman/SFW/Yankton 400m 1:01.94 4th · 3rd on team — -0.026 PR SR
2021-04-10 Brandon Valley Invitational 400m 1:02.74 6th · 3rd on team — -0.029 PR SR
2021-04-06 Sioux Falls Washington Quad 800m 2:28.45 2nd · 1st on team 127.1 -0.015 SR
2021-03-30 ESD Meet 800m 2:28.76 2nd · 1st on team 127.1 -0.038 SR RSR
2021-03-26 Lancer HS Opener - March 26 400m 1:04.13 2nd · 2nd on team — -0.038 PR SR

2019 TF 133.5

Yankton (SD) · Grade 8

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2019-05-25 2019 SDHSAA State Class AA Track & Field Meet 800m 2:28.48 8th · 1st on team 135.2 -0.034
2019-05-25 2019 SDHSAA State Class AA Track & Field Meet 800m 2:28.48 8th · 1st on team 135.2 -0.034
2019-05-14 O'Gorman Qualifier 800m 2:22.43 4th · 2nd on team 141.7 -0.029 PR ★R SR RSR
2019-04-25 First Dakota Relays 800m 2:39.51 4th · 2nd on team 126.3 -0.026
2019-04-16 Titan Invitational 800m 2:28.95 2nd · 1st on team 135.4 -0.029 PR SR RSR
2019-04-09 Mitchell Triangular 1600m 5:50.82 6th · 3rd on team 128.8 -0.022 SR
2019-04-09 Mitchell Triangular 800m 2:35.72 4th · 2nd on team 130.5 -0.022
2019-04-06 Brandon Valley Invite 800m 2:29.76 7th · 2nd on team 134.5 -0.029 PR SR RSR
2019-03-19 Corn Palace City Track and Field Invitational 400m 1:04.47 3rd · 1st on team — -0.039 PR SR

2018 TF 128.6

Yankton (SD) · Grade 7

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2018-05-26 SDHSAA Class AA State Track & Field Meet 800m 2:32.46 11th · 2nd on team 133.5 -0.020 PR R SR RSR
2018-04-27 First Dakota Relays 400m 1:06.61 9th · 3rd on team — -0.026 PR SR
2018-04-19 Pierre American Legion Relays 800m 2:36.83 15th · 3rd on team 128.8 -0.024 PR R SR RSR
2018-04-19 Pierre American Legion Relays 1600m 5:49.42 24th · 3rd on team 128.9 -0.024 ★PR R SR RSR
2018-03-19 USD Dan Lennon A 1600m 6:06.64 10th · 3rd on team 123.1 -0.033 PR SR RSR