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Sailor · 2012–2026

Zachariah Schemel

university of south florida College fleet racingOptimistCollege team racing

Search sailors · About these ratings

Events
66

908 races · 111 race wins

Win rate
5%

5% win rate · 3 of 66

Podium rate
21%

14 top-three finishes

Typically beats
66%

of boats faced (range 64%–68%, 1,868 boats)

Best class ranking
#993

Helm in Optimist · rating 369

Longest win streak
15

race wins in a row

Most successful partnership
Humberto Porrata

3 wins · 10 podiums in 28 events together · 11% win rate

Best trio
Mercedes Newland Cespedes & Saleta Powell

1 wins · 2 podiums in 3 events, all three aboard

Biggest lift
Zach O'connor

+25 points of fleet beaten when sailing together

Longest-running crew
Humberto Porrata

Feb 2022 – May 2025 · 28 events

Nemesis
Mitchell Callahan

13–93 head to head in 106 races

Rival
Mateo Rodriguez

75–112 in 187 races

Best day
1 Oct 2022

2-1-6-2-1-1-1-1-1-1-2-1-1-2-1-1-1-1-1-1 · Cary Price

Signature result
1st of 16

Lake Virginia Invitational · College fleet racing · 22 Oct 2022

Partnerships · 37 sailors

Most successful partnership: Humberto Porrata — 3 wins · 10 podiums in 28 events together · 11% win rate
  • Humberto Porrata · University of South Florida (Bulls 1), University of South Florida (Bulls 3), University of South Florida (Bulls), University of South Florida (Horns) · College fleet racing, College keelboat, College team racing 28events 3 wins together · 10 podiums · 11% win rate · 99 of 510 races won Beat 51% of the fleet together(−10 vs. without) · best 1st · Feb 2022 – May 2025
  • Christopher Brilan · University of South Florida (Bulls 1), University of South Florida (Bulls), University of South Florida (Horns) · College fleet racing, College keelboat, College team racing 16events 1 wins together · 4 podiums · 6% win rate · 36 of 341 races won Beat 46% of the fleet together(−14 vs. without) · best 1st · Mar 2022 – Apr 2023
  • Emmy Digiacomo · University of South Florida (Bulls) · College fleet racing, College keelboat, College team racing 12events 1 wins together · 2 podiums · 8% win rate · 34 of 230 races won Beat 28% of the fleet together(−35 vs. without) · best 1st · Feb 2022 – Apr 2023
  • Efe Guder · Heron, University of South Florida (Bulls) · College fleet racing, College team racing, PHRF handicap 11events 1 wins together · 3 podiums · 9% win rate · 42 of 186 races won Beat 64% of the fleet together(+9 vs. without) · best 1st · Feb 2025 – Feb 2026
  • Andreas Keswater · University of South Florida (Bulls) · College fleet racing, College keelboat, College team racing 10events 0 wins together · 3 podiums · 0% win rate · 30 of 185 races won Beat 37% of the fleet together(−24 vs. without) · best 2nd · Feb 2022 – Apr 2023
  • Melissa Janes · University of South Florida (Bulls 3), University of South Florida (Bulls) · College fleet racing, College team racing 9events 0 wins together · 3 podiums · 0% win rate · 31 of 134 races won Beat 55% of the fleet together(−2 vs. without) · best 2nd · Oct 2022 – May 2025
  • Hannah Marsicano · University of South Florida (Bulls 1), University of South Florida (Bulls), University of South Florida (Horns) · College fleet racing, College team racing 8events 1 wins together · 4 podiums · 13% win rate · 28 of 164 races won Beat 59% of the fleet together(+2 vs. without) · best 1st · Feb 2022 – Mar 2023
  • Ruth Bergman · University of South Florida (Bulls) · College fleet racing, College keelboat, College match racing, College team racing 8events 1 wins together · 2 podiums · 13% win rate · 24 of 134 races won Beat 63% of the fleet together(+8 vs. without) · best 1st · Feb 2025 – Oct 2025
  • Saleta Powell · University of South Florida (Bulls) · College fleet racing, College team racing 7events 1 wins together · 2 podiums · 14% win rate · 36 of 113 races won Beat 49% of the fleet together(−9 vs. without) · best 1st · Apr 2022 – Apr 2025
  • Chloe Sweeting · University of South Florida (Bulls) · College fleet racing, College team racing 7events 0 wins together · 3 podiums · 0% win rate · 16 of 116 races won Beat 40% of the fleet together(−18 vs. without) · best 2nd · Feb 2022 – Apr 2022

Lift shows how much better this sailor finishes with that partner aboard.

Rating history

-2561174902013201520172019202120232025Helm rating, full-size sailingCrew rating, full-size sailing

— Helm rating, full-size sailing · - - Crew rating, full-size sailing

Event history · 66

DateEventBoatClassRoleFinish
13 Feb 20262026 Helly Hansen Sailing World Regatta Series - St PetersburgHeronPHRF handicapIn the way3rd / 7
25 Oct 2025SAISA Fall Open Fleet Race ChampionshipUniversity of South Florida (Bulls)College fleet racingA Skipper4th / 18
18 Oct 2025Open Atlantic Coast Tournament FinalsUniversity of South Florida (Bulls)College fleet racingA Skipper5th / 18
4 Oct 2025Open Atlantic Coast Championship Round 1BUniversity of South Florida (Bulls)College fleet racingA Skipper14th / 18
27 Sep 2025Charleston Fall InterconferenceUniversity of South Florida (Bulls)College fleet racingA Skipper4th / 13
20 Sep 2025SAISA Match Race ChampionshipsUniversity of South Florida (Bulls)College match racingA Skipper2nd / 8
6 Sep 2025SAISA Top 9 InvitationalUniversity of South Florida (Bulls)College fleet racingA Skipper4th / 9
27 May 2025Open Western Semi FinalsUniversity of South Florida (Bulls)College fleet racingB Skipper17th / 18
19 Apr 2025SAISA Spring Open Championship - Tillman TrophyUniversity of South Florida (Bulls)College fleet racingB Skipper3rd / 18
12 Apr 2025Oberg TrophyUniversity of South Florida (Bulls)College fleet racingA Skipper10th / 17
5 Apr 2025SAISA Open Team Race ChampsUniversity of South Florida (Bulls)College team racingSkipper3rd / 10
22 Mar 20252025 Florida TrophyUniversity of South Florida (Bulls)College fleet racingA Skipper4th / 11
8 Mar 2025Bob Bavier Open Team RaceUniversity of South Florida (Bulls)College team racingSkipper8th / 10
1 Mar 2025The Mendelblatt Team RaceUniversity of South Florida (Bulls)College team racingSkipper5th / 10
22 Feb 2025SAISA Top 18 InviteUniversity of South Florida (Bulls)College fleet racingB Skipper7th / 18
15 Feb 2025Lake Virginia Team RaceUniversity of South Florida (Bulls)College team racingSkipper1st / 6
8 Feb 20252025 Southern Collegiate Offshore Regatta (PHRF A)University of South Florida (Bulls)College keelboatA Crew5th / 5
7 Oct 2023Eckerd TrophyUniversity of South Florida (Bulls)College fleet racingB Skipper4th / 14
22 Apr 202385th Boston Dinghy Club Challenge CupUniversity of South Florida (Bulls)College fleet racingA Skipper17th / 19
8 Apr 2023SAISA Open Fleet Race Champs (Tillman Trophy)University of South Florida (Bulls)College fleet racingA Skipper7th / 17
7 Apr 2023SAISA Open Team Race ChampionshipUniversity of South Florida (Bulls)College team racingSkipper7th / 8
11 Mar 2023Bob Bavier Open Team RaceUniversity of South Florida (Bulls)College team racingSkipper7th / 9
4 Mar 2023Mendelblatt Open SAISA Team RaceUniversity of South Florida (Bulls)College team racingSkipper3rd / 10
25 Feb 2023Eckerd InterconferenceUniversity of South Florida (Bulls)College fleet racingA Skipper2nd / 10
18 Feb 2023SAISA Spring Open (Top 18) InvitationalUniversity of South Florida (Horns)College fleet racingB Skipper9th / 18

Helm rating, Full-size sailing: 481, #2,720.Crew rating, Full-size sailing: -244, #64,646. Compiled from public results; not an official ranking.