Club Argentino de Ajedrez - IRT MI Jorge Szmetan
Open SwissStandard
9 players participated in this 7-round tournament, held from 08 May 2025 to 29 May 2025 in Caba, Argentina. 4 federations represented. Top 10 Elo average was 1556, and top seed was Dario Alex Lopez Almanzas (π¦π· ARG, 1943).
Isaac Lainez Reyes (πͺπ¨ ECU, 1873) won with 5.0/7, ahead of Dario Alex Lopez Almanzas (4.0) and Omar Velasquez (4.0).
The biggest upset came in round 6: Carlos Daniel Roldan (1827) beat Dario Alex Lopez Almanzas (1943), a +116-point gap.
Location
π¦π·Caba, Argentina
Dates
08 May 2025 β 29 May 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss Β· 7 rounds
Federations Β· 4 represented
π¦π·ArgentinaΓ6
π§π΄BoliviaΓ1
πͺπ¨EcuadorΓ1
πΊπΈUnited States of AmericaΓ1
Top 3
- π₯
- π₯
- π₯
How it unfolded
Top 6 Β· 7 roundsIsaac Lainez Reyes led from R3; +1.0-point edge over the runner-up.
Co-leaders
4
1
1
1
1
1
1
R3 Β· LEADER CHANGE15 May
Isaac Lainez Reyes takes the sole lead (2.5/3).
R3 Β· HEAD-TO-HEAD Β· WINNER VS 2ND
Isaac Lainez Reyes beat Dario Alex Lopez Almanzas (Black).
R3βR6 Β· WIN STREAK
Isaac Lainez Reyes won 3 in a row (R3βR6).
Key matchups Β· top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Isaac Lainez Reyes | * | 1 | 1 | Β½ |
| 2Dario Alex Lopez Almanzas | 0 | * | 1 | β 0 |
| 3Omar Velasquez | 0 | 0 | * | 1 |
| 4Carlos Daniel Roldan | Β½ | β 1 | 0 | * |
Grille amΓ©ricaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Ξ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lainez Reyes, Isaac | 1873 | ECU | +8N | =5B | +2N | F | +6B | +3B | =4N | 5.0 | 20.0 | 20.5 | 13.50 | 2035 | +22.8 |
| 2 | Lopez Almanzas, Dario Alex | 1943 | ARG | +4B | +3N | β1B | F | +8N | β5B | +7N | 4.0 | 20.0 | 20.5 | 8.50 | 1844 | -12.0 |
| 3 | Velasquez, Omar | 1786 | BOL | +7N | β2B | +5N | F | +4B | β1N | +6B | 4.0 | 18.0 | 18.5 | 9.00 | 1867 | +11.4 |
| 4 | Bashtavenko, Aleksey | 1692 | USA | β2N | +9B | +7B | F | β3N | +6N | =1B | 3.5 | 20.0 | 20.5 | 5.00 | 1761 | +8.8 |
| 5 | Roldan, Carlos Daniel | 1827 | ARG | +6B | =1N | β3B | F | +7N | +2N | F | 3.5 | 19.0 | 19.5 | 8.50 | 1906 | +8.4 |
| 6 | D Angiola, Mario | 1641 | ARG | β5N | =8B | =9N | =7B | β1N | β4B | β3N | 1.5 | 17.0 | 17.5 | 0.75 | 1464 | -25.2 |
| 7 | Campos, Diego | 0 | ARG | β3B | F | β4N | =6N | β5B | F | β2B | 0.5 | 17.0 | 17.0 | 0.75 | 1412 | 0.0 |
| 8 | Lalli, Maximiliano | 1681 | ARG | β1B | =6N | F | F | β2B | F | F | 0.5 | 14.5 | 14.5 | 0.75 | 1546 | -9.8 |
| 9 | Nahmias, Alberto Isaac | 1564 | ARG | F | β4N | =6B | F | F | F | F | 0.5 | 9.0 | 9.0 | 0.75 | 1474 | -4.4 |
Key insights
Biggest movers and upsets β the story behind the numbers.
Top rating gainers
- 1Lainez Reyes, IsaacECU+22.85.0 pts Β· #1
- 2Velasquez, OmarBOL+11.44.0 pts Β· #3
- 3Bashtavenko, AlekseyUSA+8.83.5 pts Β· #5
Top rating losers
- 1D Angiola, MarioARG-25.21.5 pts Β· #6
- 2Lopez Almanzas, Dario AlexARG-12.04.0 pts Β· #2
- 3Lalli, MaximilianoARG-9.80.5 pts Β· #7
Biggest upsets
- R6+116 Elo gap