CChessStats

IRT SEMIFINAL CAMPEONATO ARGENTINO SUB 2400- JULIO KONCEREWICZ

Open SwissStandard

15 players participated in this 6-round tournament, held from 10 Oct 2025 to 12 Oct 2025 in Monte Grande - Buenos Aires, Argentina. 2 federations represented. Top 10 Elo average was 1912, and top seed was Leonardo Beherens (🇦🇷 ARG, 2151).

Leonardo Beherens (🇦🇷 ARG, 2151) won with 5.0/6, ahead of Carlos Gualpa (4.0) and Raul Mayo (3.5). Beherens won solo starting round 3.

The biggest upset came in round 5: Alejandro Quarta (1778) beat Damian Ison (2067), a +289-point gap.

Location
🇦🇷Monte Grande - Buenos Aires, Argentina
Dates
10 Oct 2025 → 12 Oct 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Top seed
🇦🇷Leonardo Beherens2151
Avg top 10
1,912
Participants
15
Federations · 2 represented
🇦🇷Argentina×13
🇻🇪Venezuela×1
Top 3

How it unfolded

Top 6 · 6 rounds

Leonardo Beherens led from R3; +1.0-point edge over the runner-up.

Co-leaders
5
2
1
1
1
1
1.534.56R1R2R3R4R5R6
R3–R6 · LEAD HELD

Leonardo Beherens never relinquished the lead after R3; final gap +1.0 over the runner-up.

R1 · HEAD-TO-HEAD · WINNER VS 2ND

Leonardo Beherens beat Carlos Gualpa (Black).

WIN STREAKS · 2 top finishers

Leonardo Beherens 4 wins (R1–R4)Carlos Gualpa 3 wins (R4–R6)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Leonardo Beherens*
1
0
1
2Carlos Gualpa
0
*
3Raul Mayo
1
*
½
4Roberto Lo Presti
0
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Beherens, Leonardo2151ARG+2N+8B+4N+6B3N+7B5.014.016.012.502128-0.2
2Gualpa, Carlos1754ARG1B=10N=5N+14B+9N+8B4.013.514.57.251946+29.6
3Mayo, Raul2024ARGF=9N=7B+13N+1B=4B3.512.512.59.252220+20.2
4Lo Presti, Roberto1982ARG+14N+13B1BFF=3N2.512.512.53.752051+9.6
5Quarta, Alejandro1778ARGF6N=2B=12N+13B=10N2.510.510.54.751763-2.4
6Rodriguez Pinto, Bruno1766ARGF+5B+9N1NFF2.013.513.54.502070+44.8
7Migliorero, Sergio Pablo0ARG8N+14B=3N=9BF1N2.013.513.53.7518210.0
8Zafferano, Juan Carlos1918ARG+7B1N+12BFF2N2.012.512.53.501683-17.0
9Capuano, Gabriel1908ARG+15N=3B6B=7N2BF2.012.512.52.751575-24.8
10Romano, Guillermo1709ARGF=2BF+11NF=5B2.09.59.55.251894+14.8
11Martinez Rodriguez, Julian Del Valle1776VENFFF10B+14N+15N2.03.03.01.001587-9.0
12Forgione, Nicolas1519ARG13N+15B8N=5BFF1.57.57.51.251598+6.4
13Ison, Damian2067ARG+12B4NF3B5NF1.012.514.01.501669-38.8
14Djimcherachvili, Lia1465ARG4B7N+15B2N11BF1.010.510.50.00998-15.2
15FIDE 2006407109B12N14NFF11B0.06.56.50.008670.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets