Racecast

Zack Gronlund

River Hill (MD) · 12 · MD D2AHOWARD2A · Compare head to head

Athlete rating 103.9 2017 XC season
Best race 108.0 XC
Races 103
Seasons 5 2014 — 2018

RankedNation #95702·MD #1647·MD D2A #720·Team #36 ?

Speed rating — all races

Cross Country

XC speed rating

2017 XC 102.1

River Hill (MD) · Grade 12

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2017-10-25 Centennial HS 4828m 20:46.3 62nd · 12th on team 98.3 +0.032 SR CSR
2017-10-18 River Hill HS 5000m 20:28 61st · 23rd on team 103.6 +0.025 CSR
2017-09-23 Chesapeake High School 5000m 20:16.7 45th · 11th on team 102.1 -0.004 ★CR SR CSR
2017-09-06 Oakland Mills HS 3000m 11:50 37th · 18th on team 104.3 +0.054 ★PR ★CR SR CSR RSR

2016 XC 105.8

River Hill (MD) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2016-10-26 Centennial HS 4828m 19:03.3 60th · 11th on team 106.8 +0.032 ★CR CSR
2016-10-19 Howard High School Athletic Field 5000m 19:25.4 17th · 7th on team 108.0 +0.012 ★PR ★CR ★R SR CSR RSR
2016-10-15 Boonsboro HS 4828m 18:50.6 41st · 8th on team 104.7 -0.007 ★PR ★CR SR CSR
2016-09-28 River Hill HS 5000m 19:48 11th · 5th on team 107.3 +0.025 PR ★CR R SR CSR RSR
2016-09-10 Centennial HS 4828m 20:25.1 77th · 11th on team 102.1 +0.032 CR CSR
2016-09-03 South River High School 4828m 19:09.4 22nd · 1st on team 105.9 +0.022 PR ★CR R SR CSR RSR

2015 XC 100.7

River Hill (MD) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2015-10-28 Centennial HS 4828m 20:51.3 56th · 12th on team 99.1 +0.032 CR CSR
2015-10-21 River Hill HS 5000m 20:58 45th · 18th on team 100.6 +0.025 CR CSR
2015-10-17 Boonsboro HS 4828m 19:40.5 113th · 22nd on team 99.2 -0.007 PR CR SR CSR
2015-10-12 Reservoir High School 5000m 21:08.7 18th · 14th on team 103.7 +0.057 ★CR R CSR RSR
2015-09-19 Utica Park 5000m 20:09.5 42nd · 10th on team 103.4 +0.006 PR ★CR R SR CSR RSR
2015-09-15 Mount Hebron High School 5000m 21:18 29th · 9th on team 100.3 +0.031 PR ★CR R SR CSR RSR
2015-09-05 Clear Spring HS 4828m 20:58 59th · 17th on team 98.7 +0.044 PR ★CR SR CSR RSR

2014 XC 97.1

River Hill (MD) · Grade 9

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2014-10-21 Centennial HS 5000m 21:50 49th · 7th on team 99.9 +0.049 ★CR R CSR RSR
2014-10-15 River Hill HS 5000m 21:23 21st · 10th on team 99.1 +0.025 PR CR R SR CSR RSR
2014-10-01 Oakland Mills HS 5000m 21:36.4 28th · 15th on team 96.4 +0.014 PR ★CR R SR CSR RSR
2014-09-20 Utica Park 5000m 22:03.3 54th · 22nd on team 93.9 +0.006 CR CSR
2014-09-17 River Hill HS 5000m 21:52 12th · 10th on team 96.3 +0.025 PR CR R SR CSR RSR
2014-09-13 Centennial HS 5000m 23:13 71st · 13th on team +0.049 PR CR SR CSR

Track & Field

TF speed rating

2018 TF

River Hill (MD) · Grade 12

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2018-05-19 2A South/3A East Regional Championships, Day 2 110mh 17.18 13th · 2nd on team -0.033
2018-05-19 2A South/3A East Regional Championships, Day 2 110mh 16.83 12th · 1st on team -0.033
2018-05-19 2A South/3A East Regional Championships, Day 2 300mh 44.04 9th · 1st on team -0.033
2018-05-08 Howard County Championships discus 79-01 -0.024
2018-05-08 Howard County Championships shot 32-05.50 -0.024
2018-05-08 Howard County Championships 110mh 16.77 14th · 2nd on team -0.024
2018-05-08 Howard County Championships 300mh 42.71 7th · 1st on team -0.024 ★PR SR
2018-05-08 Howard County Championships 110mh 16.57 13th · 1st on team -0.024
2018-04-20 Scorpion Classic shot 39-07.00 -0.029
2018-04-20 Scorpion Classic 300mh 44.37 10th · 1st on team -0.029
2018-04-20 Scorpion Classic 110mh 17.11 12th · 1st on team -0.029
2018-04-14 Don Boyer Invitational shot 34-00.25 -0.023
2018-04-14 Don Boyer Invitational 110mh 17.51 21st · 2nd on team -0.023
2018-04-14 Don Boyer Invitational 110mh 17.3 19th · 1st on team -0.023
2018-04-14 Don Boyer Invitational 300mh 44.47 10th · 1st on team -0.023
2018-04-12 Hoco Meet: AHS, GHS, HHS, MHHS, RHHS @ MRHS shot 36-10.00 -0.023
2018-04-12 Hoco Meet: AHS, GHS, HHS, MHHS, RHHS @ MRHS 300mh 42.96 4th · 1st on team -0.023 PR SR
2018-04-12 Hoco Meet: AHS, GHS, HHS, MHHS, RHHS @ MRHS 110mh 16.46 2nd · 1st on team -0.023 ★PR SR
2018-03-29 Hoco Meet: GHS, LRHS, RHHS, OMHS, WLHS @ HOHS 110mh 17.78 5th · 1st on team -0.012 SR
2018-03-29 Hoco Meet: GHS, LRHS, RHHS, OMHS, WLHS @ HOHS 300mh 44.24 3rd · 1st on team -0.012 PR SR
2018-02-09 MPSSAA 2A East Regional Meet shot 36-00.00 -0.039
2018-02-09 MPSSAA 2A East Regional Meet 55mh 8.67 11th · 1st on team -0.039 ★PR SR
2018-01-16 Howard County Championships shot 37-03.00 -0.039
2018-01-16 Howard County Championships 55mh 8.68 10th · 1st on team -0.039 PR SR
2018-01-16 Howard County Championships 55mh 8.89 11th · 2nd on team -0.039
2018-01-02 Howard County League Meet shot 35-10.50 -0.039
2018-01-02 Howard County League Meet 55m 7.48 40th · 6th on team -0.039 ★PR SR
2018-01-02 Howard County League Meet 55mh 8.86 3rd · 1st on team -0.039 PR SR
2017-12-19 Howard County League Meet 55mh 9.11 3rd · 2nd on team -0.039 PR SR
2017-12-16 Howard County Winter Track Festival 55mh 9.59 38th · 2nd on team -0.039 PR SR

2017 TF

River Hill (MD) · Grade 11

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2017-05-20 MPSSAA 3A East Regional Championship 110mh 17.94 18th · 1st on team -0.033
2017-05-20 MPSSAA 3A East Regional Championship 300mh 44.67 11th · 2nd on team -0.033
2017-05-18 MPSSAA 3A East Regional Championship 110mh 17.94 18th · 1st on team -0.033
2017-05-18 MPSSAA 3A East Regional Championship 300mh 44.67 11th · 2nd on team -0.033
2017-05-09 Howard County Championship tj DNS -0.024
2017-05-09 Howard County Championship 300mh 44.44 9th · 2nd on team -0.024 PR SR
2017-05-09 Howard County Championship 110mh 17.86 18th · 1st on team -0.024
2017-05-01 Heb, Res, WL, OM, RVH, MR @ Reservoir 300mh 46.25 3rd · 1st on team -0.033
2017-05-01 Heb, Res, WL, OM, RVH, MR @ Reservoir 110mh 19.02 3rd · 1st on team -0.033
2017-04-20 Cen, Ham, LR, OM, RH @ MR shot 33-01.00 -0.023
2017-04-20 Cen, Ham, LR, OM, RH @ MR 110mh 17.66 3rd · 1st on team -0.023 PR SR
2017-04-20 Cen, Ham, LR, OM, RH @ MR 400m 59.27 17th · 5th on team -0.023 ★PR SR
2017-04-08 Pikesville Classic shot 33-09.75 -0.033
2017-04-08 Pikesville Classic 110mh 18.52 27th · 2nd on team -0.033
2017-04-08 Pikesville Classic 300mh 46 18th · 2nd on team -0.033 PR SR
2017-03-29 Ath, Glen, How, MR, RH @ LR tj 33-05.00 -0.027
2017-03-29 Ath, Glen, How, MR, RH @ LR shot 32-05.75 -0.027
2017-03-29 Ath, Glen, How, MR, RH @ LR 110mh 18.35 7th · 1st on team -0.027 PR SR
2017-03-29 Ath, Glen, How, MR, RH @ LR 300mh 47.49 7th · 2nd on team -0.027 PR SR
2017-03-25 Duckworth Relays tj DNS -0.025
2017-03-25 Duckworth Relays shot 31-11.00 -0.025
2017-01-17 Howard County Championship shot 32-11.00 -0.039
2017-01-17 Howard County Championship hj DNS -0.039
2017-01-03 Howard/Anne Arundel Mixer shot 32-06.50 -0.039
2017-01-03 Howard/Anne Arundel Mixer 300m 43.45 46th · 4th on team -0.039 ★PR SR
2016-12-05 Howard County League Meet #1 lj 15-05.25 -0.039
2016-12-05 Howard County League Meet #1 shot 33-04.00 -0.039

2016 TF 97.3

River Hill (MD) · Grade 10

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2016-05-19 MPSSAA 3A East Regional Championships shot 33-08.00 -0.033
2016-05-19 MPSSAA 3A East Regional Championships tj 32-07.75 -0.033
2016-05-10 Howard County Championships tj 33-05.00 -0.027
2016-05-10 Howard County Championships shot 30-05.00 -0.027
2016-04-30 Gator Invitational shot 28-00.00 -0.033
2016-04-30 Gator Invitational tj 29-03.25 -0.033
2016-04-20 River Hill & Wilde Lake vs Reservoir tj 29-01.00 -0.033
2016-04-20 River Hill & Wilde Lake vs Reservoir shot 28-10.00 -0.033
2016-04-20 River Hill & Wilde Lake vs Reservoir 400m 1:01.64 16th · 5th on team -0.033 PR SR
2016-04-20 River Hill & Wilde Lake vs Reservoir 800m 2:35.49 35th · 20th on team 97.3 -0.033
2016-04-15 Scorpion Classic shot 29-10.00 -0.029
2016-04-13 Reservoir and River Hill vs Centennial shot 26-04.00 -0.014
2016-04-06 Atholton, River Hill @ Oakland Mills 400m 1:04.11 16th · 4th on team -0.029
2016-04-06 Atholton, River Hill @ Oakland Mills 800m 2:35.85 30th · 18th on team 97.4 -0.029 RSR
2016-03-23 River Hill Tri Meet with Howard & Wilde Lake 400m 1:02.62 17th · 5th on team -0.024 PR SR
2016-03-23 River Hill Tri Meet with Howard & Wilde Lake 800m 2:25.91 22nd · 10th on team -0.024 ★PR SR
2016-01-04 Howard/Anne Arundel Challenge #1 500m 1:24.6 28th · 2nd on team -0.039
2015-12-15 Howard County League Meet 500m 1:23.73 27th · 2nd on team -0.039 ★PR SR

2015 TF 93.9

River Hill (MD) · Grade 9

Date Meet Event Result Place Rating Difficulty PR/SR Flags
2015-04-29 Tri-Meet River Hill, Atholton @ MR 400m 1:03.89 16th · 4th on team -0.023 PR SR
2015-04-29 Tri-Meet River Hill, Atholton @ MR 800m 2:37.62 36th · 13th on team 97.0 -0.023 PR SR RSR
2015-04-11 Pikesville Track Classic 1600m 6:14.41 111th · 8th on team 91.5 -0.033 ★PR SR
2015-03-25 Tri-Meet WL & RH @ HOW 800m 2:45.6 21st · 5th on team 93.2 -0.012 PR SR RSR
2015-03-25 Tri-Meet WL & RH @ HOW 400m 1:09.64 21st · 6th on team -0.012 PR SR