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Sailor · 2021–2026

Jonas Londschien

sailcom race group IRC handicapHandicapJ/70

Search sailors · About these ratings

Events
28

309 races · 13 race wins

Win rate
0%

0% win rate · 0 of 28

Podium rate
11%

3 top-three finishes

Typically beats
45%

of boats faced (range 43%–47%, 1,777 boats)

Longest win streak
2

race wins in a row

Biggest lift
Till Leuthard

+46 points of fleet beaten when sailing together

Longest-running crew
Corinne Kehl

May 2021 – Aug 2026 · 10 events

Nemesis
Nicola Stäheli

16–40 head to head in 151 races

Rival
Nicola Stäheli

16–40 in 151 races

Best day
31 Mar 2023

1-2-2-1-2 · Swiss Sailing League goes Punat (Croatia) - Regatta

Signature result
5th of 57

Channel Race (R6 Cowes Offshore Racing Series) · IRC handicap · 19 Jul 2025

Partnerships · 41 sailors

  • Corinne Kehl · Quirin GROSSMANN, SailCom Race Group, Sigla · Handicap, J/70, Swiss Sailing Challenge League ACT 3/2026, Swiss Sailing Promotion League ACT I/2022 - Ascona 10events 0 wins together · 0 podiums · 0% win rate · 5 of 145 races won Beat 37% of the fleet together(−14 vs. without) · best 6th · May 2021 – Aug 2026
  • Eleftherios Kotsonis · SailCom Race Group, Sigla · J/70, Swiss Sailing Challenge League ACT 2/2026, Swiss Sailing Challenge League ACT 3/2026, Swiss Sailing Challenge League ACT 4/2026 FINAL 8events 0 wins together · 2 podiums · 0% win rate · 7 of 133 races won Beat 52% of the fleet together(+8 vs. without) · best 2nd · Sep 2024 – Sep 2026
  • Quirin Grossmann · Quirin GROSSMANN, SailCom Race Group · Handicap, Swiss Sailing Promotion League ACT I/2022 - Ascona, Swiss Sailing Promotion League ACT II/2022 - Sempach, Swiss Sailing Promotion League ACT III/2022 Final and Qualifier - Estavayer 8events 0 wins together · 0 podiums · 0% win rate · 4 of 126 races won Beat 38% of the fleet together(−11 vs. without) · best 6th · May 2021 – Sep 2024
  • Christian Mäder · SailCom Race Group · Swiss Sailing Challenge League ACT 2/2026, Swiss Sailing Challenge League ACT 3/2026, Swiss Sailing Challenge League ACT 4/2026 FINAL, Swiss Sailing Promotion League ACT I/2025 - Lausanne 7events 0 wins together · 2 podiums · 0% win rate · 6 of 128 races won Beat 52% of the fleet together(+9 vs. without) · best 2nd · Jun 2024 – Sep 2026
  • Christian Sipek · SailCom Race Group, Sigla · J/70, Swiss Sailing Challenge League ACT 2/2026, Swiss Sailing Challenge League ACT 4/2026 FINAL, Swiss Sailing Promotion League ACT I/2025 - Lausanne 6events 0 wins together · 2 podiums · 0% win rate · 5 of 100 races won Beat 54% of the fleet together(+10 vs. without) · best 2nd · May 2025 – Sep 2026
  • Dustin Becker · Quirin GROSSMANN, SailCom Race Group · Handicap, Swiss Sailing Promotion League ACT II/2024 Zürich, Swiss Sailing Promotion League ACT III/2023 and Qualifier Murten, Swiss Sailing Promotion League ACT/I 2023 YCC 5events 0 wins together · 0 podiums · 0% win rate · 2 of 71 races won Beat 46% of the fleet together(±0 vs. without) · best 6th · May 2021 – Jun 2024
  • Pascal Tschirren · MERLIN OF COWES · IRC handicap 4events 0 wins together · 0 podiums · 4 events · 0 of 4 races won Beat 82% of the fleet together(+42 vs. without) · best 5th · May 2025 – Jul 2025
  • Hans Hessel · Elisado, MERLIN OF COWES · IRC handicap, L 30 European Championship 4events 0 wins together · 0 podiums · 4 events · 0 of 5 races won Beat 81% of the fleet together(+41 vs. without) · best 4th · May 2025 – May 2026
  • Stefan Kunz · MERLIN OF COWES · IRC handicap 4events 0 wins together · 0 podiums · 4 events · 0 of 4 races won Beat 82% of the fleet together(+42 vs. without) · best 5th · May 2025 – Jul 2025
  • Martin Laudenbach · MERLIN OF COWES · IRC handicap 3events 0 wins together · 0 podiums · 3 events · 0 of 3 races won Beat 78% of the fleet together(+36 vs. without) · best 5th · Jun 2025 – Jul 2025

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

Rating history

-197-2614420222023202420252026Helm rating, full-size sailingCrew rating, full-size sailing

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

Event history · 28

DateEventBoatClassRoleFinish
25 Sep 2026Swiss Sailing Challenge League ACT 4/2026 FINALSailCom Race GroupSwiss Sailing Challenge League ACT 4/2026 FINALSkipper6th / 16
15 Aug 2026Swiss Sailing Challenge League ACT 3/2026SailCom Race GroupSwiss Sailing Challenge League ACT 3/2026Skipper13th / 16
15 Aug 2026Swiss Sailing League 2026 Registration Information (ONB) Overall RankingSailCom Race GroupSwiss Sailing Challenge League 2026Skipper12th / 16
27 Jun 2026Swiss Sailing Challenge League ACT 2/2026SailCom Race GroupSwiss Sailing Challenge League ACT 2/2026Skipper15th / 16
31 May 2026Internationale Bodenseewoche 2026ElisadoL 30 European ChampionshipCrew4th / 9
25 Oct 2025Oktoberpreis J/70 PMSiglaJ/70Crew12th / 14
26 Sep 2025Swiss Sailing Promotion League ACT III/2025 Final & Qualifier - PranginsSailCom Race GroupSwiss Sailing Promotion League ACT III/2025 Final - PranginsSkipper3rd / 16
23 Aug 2025Swiss Sailing Promotion League ACT II/2025 - DavosSailCom Race GroupSwiss Sailing Promotion League ACT II/2025 - DavosSkipper8th / 16
26 Jul 2025Rolex Fastnet RaceMERLIN OF COWESIRC handicapCrew94th / 380
19 Jul 2025Channel Race (R6 Cowes Offshore Racing Series)MERLIN OF COWESIRC handicapCrew5th / 57
27 Jun 2025Morgan Cup Race (R4 Cowes Offshore Racing Series)MERLIN OF COWESIRC handicapCrew35th / 100
17 May 2025De Guingand Bowl Race (R2 Cowes Offshore Racing Series)MERLIN OF COWESIRC handicapCrew6th / 68
10 May 2025Swiss Sailing Promotion League ACT I/2025 - LausanneSailCom Race GroupSwiss Sailing Promotion League ACT I/2025 - LausanneSkipper2nd / 16
13 Sep 2024Swiss Sailing Promotion League ACT III/2024 Final & Qualifier ZürichSailCom Race GroupSwiss Sailing Promotion League ACT III/2024 Final & Qualifier ZürichSkipper6th / 18
15 Jun 2024Bol d'Or MirabaudWhite PearlHandicapCrew378th / 401
8 Jun 20242. Clubregatta YCREric BRUGGMANNHandicapCrew8th / 13
1 Jun 2024Swiss Sailing Promotion League ACT II/2024 ZürichSailCom Race GroupSwiss Sailing Promotion League ACT II/2024 ZürichSkipper10th / 16
15 Sep 2023Swiss Sailing Promotion League ACT III/2023 Final & Qualifier MurtenSailCom Race GroupSwiss Sailing Promotion League ACT III/2023 and Qualifier MurtenSkipper11th / 18
24 Jun 2023Swiss Sailing Promotion League ACT/II 2023 Lausanne VidySailCom Race GroupSwiss Sailing Promotion League ACT/II 2023 Lausanne VidySkipper6th / 14
10 Jun 2023Bol d'Or MirabaudSaphireHandicapSkipper245th / 406
27 May 2023Swiss Sailing Promotion League ACT/I 2023 Versoix (by YCC)SailCom Race GroupSwiss Sailing Promotion League ACT/I 2023 YCCSkipper9th / 14
31 Mar 2023Swiss Sailing League goes Punat (Croatia) - RegattaSegelclub Enge ZürichSSL SEA Challenger 2023Crew3rd / 10
8 Oct 2022Oktoberpreis J/70 PMSIGLAJ/70Skipper12th / 14
24 Sep 2022Swiss Sailing Promotion League ACT III/2022 Final and Qualifier - EstavayerSailCom Race GroupSwiss Sailing Promotion League ACT III/2022 Final and Qualifier - EstavayerSkipper10th / 15
27 Aug 2022Swiss Sailing Promotion League ACT II/2022 - SempachSailCom Race GroupSwiss Sailing Promotion League ACT II/2022 - SempachSkipper11th / 12

Helm rating, Full-size sailing: 144, #26,395.Crew rating, Full-size sailing: -36, #49,562. Compiled from public results; not an official ranking.