Racecast

Jack Griggs

Brookings (SD) · 12 · EASTERN SOUTH DAKOTASD DAA · Compare head to head

Athlete rating
Races 52
Seasons 4 2023 — 2026
Speed rating — all races

Track & Field

TF speed rating

2026 TF

Brookings (SD) · Grade 12

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2026-05-28 SDHSAA Class AA State Track & Field Meet 400m 51.45 18th · 1st on team -0.034 ★PR SR
2026-05-21 Wendelgass Relays 400m 51.9 4th · 1st on team -0.020 PR SR
2026-05-16 ESD Meet 400m 51.96 5th · 1st on team -0.026 PR SR
2026-05-08 Barker Relays 400m 52.8 1st · 1st on team -0.018
2026-05-01 Howard Wood Dakota Relays 400m 52.97 45th · 1st on team -0.034
2026-04-24 Watoma Relays 400m 52.6 1st · 1st on team -0.026 PR SR
2026-04-24 Watoma Relays 200m 23.82 3rd · 1st on team -0.026
2026-04-10 Huron Invite 200m 23.92 4th · 1st on team -0.020
2026-04-06 Scott Underwood Invitational 200m 23.75 4th · 1st on team -0.033 SR
2026-03-28 Ruth Marske Invitational 100m 11.93 51st · 1st on team -0.033 SR

2025 TF

Brookings (SD) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2025-05-22 Wendelgass Relays 100m 11.91 12th · 3rd on team -0.020
2025-05-22 Wendelgass Relays 200m 23.38 8th · 1st on team -0.020 ★PR SR
2025-05-17 ESD Conference Meet - Harrisburg 200m 23.56 19th · 2nd on team -0.019 PR SR
2025-05-09 Dan Barker Relays 100m 11.54 9th · 3rd on team -0.018 ★PR SR
2025-05-06 Bob Coffey Track & Field Meet 200m 23.77 6th · 1st on team -0.022
2025-05-06 Bob Coffey Track & Field Meet 100m 11.92 9th · 3rd on team -0.022
2025-05-02 O'Gorman Invite 100m 11.74 28th · 2nd on team -0.028
2025-04-22 Brookings Alumni Meet lj 16' 9" -0.022
2025-04-22 Brookings Alumni Meet 200m 23.62 9th · 3rd on team -0.022 PR SR
2025-04-15 Sioux Falls Washington Quad lj FOUL -0.017
2025-04-15 Sioux Falls Washington Quad 200m 24.53 19th · 2nd on team -0.017 PR SR
2025-04-11 Huron Invite lj 18-03.00 -0.020
2025-04-11 Huron Invite 100m 11.57 7th · 1st on team -0.020 PR SR
2025-04-07 Scott Underwood Invitational lj FOUL -0.033
2025-03-29 Ruth Marske Invitational lj 5.61m -0.033

2024 TF

Brookings (SD) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2024-05-16 Wendelgass Relays lj 18-02.50 -0.020
2024-05-16 Wendelgass Relays 200m 25.22 32nd · 7th on team -0.020 SR
2024-05-11 ESD Meet 100m 11.66 15th · 2nd on team -0.022 PR SR
2024-05-03 O'Gorman Invite 100m 12.05 33rd · 2nd on team -0.028
2024-04-30 Brookings HS Bob Coffey Meet 100m 12.66 22nd · 2nd on team -0.022
2024-04-30 Brookings HS Bob Coffey Meet 200m 25.79 24th · 2nd on team -0.022
2024-04-25 First Dakota Relays lj 17-04.50 -0.024
2024-04-25 First Dakota Relays 200m 25.76 12th · 1st on team -0.024
2024-04-23 Sioux Falls Jefferson Quad lj 16-05.75 -0.018
2024-04-15 Brookings Quad lj ND -0.022
2024-04-15 Brookings Quad 100m 11.85 25th · 3rd on team -0.022
2024-04-09 O'Gorman Quad lj 17-00.50 -0.028
2024-04-09 O'Gorman Quad 200m 25.44 25th · 4th on team -0.028 SR
2024-04-09 O'Gorman Quad 100m 11.83 27th · 1st on team -0.028 PR SR
2024-04-05 Huron Invitational lj 15-08.75 -0.020
2024-04-05 Huron Invitational 100m 11.84 21st · 2nd on team -0.020 PR SR
2024-04-01 Scott Underwood Invitational 100m 12.14 24th · 2nd on team -0.033 PR SR

2023 TF

Brookings (SD) · Grade 9

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2023-05-19 Mark Wendelgass Relays 100m 12.43 9th · 3rd on team -0.021
2023-05-13 ESD Conference Track Meet 200m 25.21 21st · 1st on team -0.028 PR SR
2023-05-13 ESD Conference Track Meet 100m 12.27 31st · 2nd on team -0.028 PR SR
2023-04-27 First Dakota Relays 100m 12.66 64th · 5th on team -0.024
2023-04-27 First Dakota Relays 200m 26.31 60th · 5th on team -0.024 PR SR
2023-04-18 Brookings HS Alumni Qualifier 200m 27.19 38th · 5th on team -0.022
2023-04-18 Brookings HS Alumni Qualifier 100m 12.53 39th · 3rd on team -0.022 PR SR
2023-04-11 Sioux Falls Jefferson Quad 100m 12.66 35th · 1st on team -0.034 PR SR
2023-04-11 Sioux Falls Jefferson Quad 200m 26.52 40th · 6th on team -0.034 PR SR
2023-03-27 Ruth Marske Invitational 100m 12.72 77th · 1st on team -0.033 PR SR