IRT ABIERTO DE OTONO 2025 CIRCULO DE AJEDREZ VILLA BALLESTER 570000 EN PREMIOS
Open SwissStandard
49 players participated in this 7-round tournament, held from 16 May 2025 to 25 May 2025 in Villa Ballester - Buenos Aires, Argentina. 2 titled players from 2 federations. Top 10 Elo average was 2019, and top seed was Nicolas Mayorga (🇦🇷 ARG, FM, 2251).
Nicolas Mayorga (🇦🇷 ARG, FM, 2251) won with 6.0/7, ahead of Nicolas Tomeo (5.5) and Abraham William Ccahuancama (5.0). Mayorga shared the lead from round 4 and won solo starting round 6.
The biggest upset came in round 5: Lisandro Lugo (1558) beat Mia Morena Alvarez (1861), a +303-point gap.
Location
🇦🇷Villa Ballester - Buenos Aires, Argentina
Dates
16 May 2025 → 25 May 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Titled players · 2
FM×1
CM×1
Federations · 2 represented
🇦🇷Argentina×45
🇻🇪Venezuela×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsFM Nicolas Mayorga led from R6; +0.5-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R6.
Co-leaders
16
3
1
3
2
1
1
R6 · LEADER CHANGE24 May
FM Nicolas Mayorga takes the sole lead (5.5/6).
R6 · HEAD-TO-HEAD · WINNER VS 2ND
FM Nicolas Mayorga beat Nicolas Tomeo (White).
WIN STREAKS · 2 top finishers
FM Nicolas Mayorga 4 wins (R3–R6)Abraham William Ccahuancama 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1FMNicolas Mayorga | * | 1 | 1 | ½ |
| 2Nicolas Tomeo | 0 | * | 1 | — |
| 3Abraham William Ccahuancama | 0 | 0 | * | 1 |
| 4Diego Lanza | ½ | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mayorga, NicolasFM | 2251 | ARG | +28N | =4B | +19N | +3N | +14B | +2B | =5N | 6.0 | 27.0 | 29.0 | 24.00 | 2224 | -2.0 |
| 2 | Tomeo, Nicolas | 2092 | ARG | +26B | +29N | =14B | +7N | +24B | −1N | +3B | 5.5 | 24.0 | 26.0 | 18.25 | 2173 | +15.0 |
| 3 | Ccahuancama, Abraham William | 1943 | ARG | +22N | +5B | +6N | −1B | +34N | +18B | −2N | 5.0 | 27.0 | 29.0 | 17.50 | 2065 | +47.2 |
| 4 | Edgar, Roberto | 1885 | ARG | +35N | =1N | −8B | =26B | +19N | +21B | +15N | 5.0 | 22.5 | 24.0 | 15.25 | 2007 | +24.0 |
| 5 | Lanza, Diego | 1874 | ARG | +38B | −3N | +12B | +36N | +28B | =16N | =1B | 5.0 | 22.0 | 23.0 | 13.25 | 1952 | +16.0 |
| 6 | Cuellar, Jose | 1819 | ARG | +32N | F | −3B | +29N | =10B | +14N | +16B | 4.5 | 21.5 | 23.5 | 13.00 | 2039 | +29.8 |
| 7 | Ganza Svidler , Pedro | 1919 | ARG | +39N | =27B | +9N | −2B | −18N | +20B | +19N | 4.5 | 21.5 | 22.5 | 12.75 | 1986 | +29.2 |
| 8 | Zarate, Cristian | 2038 | ARG | =17N | +30B | +4N | −16B | =15N | +35B | =24N | 4.5 | 20.0 | 21.5 | 13.25 | 1916 | -16.0 |
| 9 | Godoy, Gabriel | 1920 | ARG | +41B | −14N | −7B | +40N | +30B | +28N | =10B | 4.5 | 17.0 | 18.0 | 8.00 | 1864 | -5.8 |
| 10 | Ingas, Mariano Cristian | 1977 | ARG | F | +23N | F | +20B | =6N | +11B | =9N | 4.0 | 19.0 | 19.0 | 14.50 | 2070 | +23.2 |
| 11 | Alvarez, Leonardo Fabian | 1931 | ARG | F | +37N | −16B | +31N | +13B | −10N | +14B | 4.0 | 18.5 | 18.5 | 11.00 | 1941 | +3.2 |
| 12 | Frias Perez, Mateo | 1632 | ARG | −42N | +43B | −5N | +17B | −20N | +29N | +30B | 4.0 | 16.5 | 17.0 | 8.00 | 1819 | +54.8 |
| 13 | Aguilar, Jorge Hernan | 1854 | ARG | +45B | F | −24N | +41B | −11N | +32B | +18N | 4.0 | 12.5 | 12.5 | 6.00 | 1899 | +5.0 |
| 14 | Molina Salazar, Facundo | 1846 | ARG | +43N | +9B | =2N | +18B | −1N | −6B | −11N | 3.5 | 27.5 | 28.0 | 10.75 | 1941 | +23.6 |
| 15 | Flasterszten , Alejandro | 1916 | ARG | +21B | F | F | +33N | =8B | +34N | −4B | 3.5 | 21.0 | 21.0 | 9.25 | 1950 | +6.6 |
| 16 | Sicari, Matias | 1826 | ARG | +25B | F | +11N | +8N | F | =5B | −6N | 3.5 | 20.5 | 20.5 | 13.50 | 2011 | +19.4 |
| 17 | Toribio, Nicolas | 1645 | ARG | =8B | −18N | +40B | −12N | +39B | +25N | F | 3.5 | 17.5 | 18.5 | 6.75 | 1740 | +18.4 |
| 18 | Gil Chacon, Fernando Enrique | 1982 | ARG | F | +17B | +31N | −14N | +7B | −3N | −13B | 3.0 | 22.5 | 22.5 | 10.00 | 1841 | -42.4 |
| 19 | Troche, Dylan | 1909 | ARG | F | +40N | −1B | +25N | −4B | +26N | −7B | 3.0 | 21.5 | 21.5 | 6.00 | 1782 | -32.8 |
| 20 | Curcio, Luciano Joel | 1838 | ARG | F | F | +23B | −10N | +12B | −7N | +21B | 3.0 | 18.5 | 18.5 | 10.00 | 1819 | -1.6 |
| 21 | Prior, Hector | 1565 | ARG | −15N | +32B | −33B | +38N | +31B | −4N | −20N | 3.0 | 17.5 | 18.5 | 5.00 | 1673 | +12.6 |
| 22 | Rodriguez, David Alejandro | 1632 | ARG | −3B | F | F | +43N | −25B | +39N | +31B | 3.0 | 11.0 | 11.0 | 3.50 | 1921 | +43.6 |
| 23 | Gonetti, Eduardo Osvaldo | 1641 | ARG | F | −10B | −20N | F | +38B | +47N | +28B | 3.0 | 10.0 | 10.0 | 3.00 | 1787 | +18.4 |
| 24 | Sanches, Carlos MartinCM | 2076 | ARG | F | +33N | +13B | F | −2N | F | =8B | 2.5 | 18.5 | 18.5 | 8.25 | 2045 | -2.6 |
| 25 | Ouvrard Pauer, Roman | 0 | ARG | −16N | =35B | +44N | −19B | +22N | −17B | F | 2.5 | 16.5 | 17.0 | 4.25 | 1565 | 0.0 |
| 26 | Souto, Esteban | 1708 | ARG | −2N | +44B | F | =4N | F | −19B | +37N | 2.5 | 15.5 | 15.5 | 4.50 | 1773 | +4.0 |
| 27 | Asad, Jonathan | 1841 | ARG | +49B | =7N | F | F | +36B | F | F | 2.5 | 14.0 | 14.0 | 3.75 | 1984 | +7.6 |
| 28 | Gambini, Juan Carlos | 1756 | ARG | −1B | +38N | +47B | F | −5N | −9B | −23N | 2.0 | 22.0 | 22.0 | 1.00 | 1641 | -19.6 |
| 29 | Alvarez, Mia Morena | 1861 | ARG | +44N | −2B | +39N | −6B | −35N | −12B | F | 2.0 | 17.5 | 18.0 | 1.50 | 1501 | -89.6 |
| 30 | Lo Bue, Octavio | 1712 | ARG | F | −8N | +37B | F | −9N | +46B | −12N | 2.0 | 14.5 | 14.5 | 1.50 | 1593 | -27.2 |
| 31 | Amicone, Ricardo Joaquin | 1840 | ARG | +46N | F | −18B | −11B | −21N | +41B | −22N | 2.0 | 14.0 | 14.0 | 1.00 | 1503 | -41.6 |
| 32 | Soto, Franco | 0 | ARG | −6B | −21N | F | +45B | F | −13N | +36B | 2.0 | 13.0 | 13.0 | 1.50 | 1532 | 0.0 |
| 33 | Gonzalez Damico, Francisco | 1816 | ARG | F | −24B | +21N | −15B | +41N | F | F | 2.0 | 12.5 | 12.5 | 4.00 | 1791 | -4.8 |
| 34 | Laurel, Ezequiel | 1701 | ARG | F | F | +45N | F | −3B | −15B | +35N | 2.0 | 11.0 | 11.0 | 1.50 | 1680 | -2.4 |
| 35 | Lugo, Lisandro | 1558 | ARG | −4B | =25N | F | F | +29B | −8N | −34B | 1.5 | 16.0 | 16.0 | 3.25 | 1658 | +13.6 |
| 36 | Accardo, Adrian | 1662 | ARG | F | F | +48N | −5B | −27N | =37B | −32N | 1.5 | 11.0 | 11.0 | 0.75 | 1484 | -13.0 |
| 37 | Blanco, Alejandro Javier | 1555 | ARG | F | −11B | −30N | F | +44B | =36N | −26B | 1.5 | 10.5 | 10.5 | 1.25 | 1431 | -10.6 |
| 38 | Sturla, Roberto | 1503 | ARG | −5N | −28B | +46N | −21B | −23N | F | F | 1.0 | 15.0 | 15.0 | 0.00 | 909 | -19.4 |
| 39 | Salas, Gonzalo | 1604 | ARG | −7B | +49N | −29B | F | −17N | −22B | F | 1.0 | 14.0 | 14.0 | 0.00 | 964 | -24.4 |
| 40 | Medina Caguado, Victoria Shaddai | 1446 | VEN | F | −19B | −17N | −9B | F | +43B | F | 1.0 | 12.5 | 12.5 | 0.50 | 979 | -16.0 |
| 41 | Luvino, Gustavo | 1607 | ARG | −9N | +46B | F | −13N | −33B | −31N | F | 1.0 | 12.5 | 12.5 | 0.00 | 1058 | -15.4 |
| 42 | Fernandez Babasz, Santiago Ernest | 1982 | ARG | +12B | F | F | F | F | F | F | 1.0 | 6.0 | 6.0 | 4.00 | 2432 | +2.2 |
| 43 | FIDE 20064110 | 0 | — | −14B | −12N | F | −22B | F | −40N | =44N | 0.5 | 12.0 | 12.0 | 0.25 | 839 | 0.0 |
| 44 | FIDE 20064101 | 0 | — | −29B | −26N | −25B | F | −37N | F | =43B | 0.5 | 9.0 | 9.0 | 0.25 | 908 | 0.0 |
| 45 | Armella, Facundo Ezequiel | 0 | ARG | −13N | F | −34B | −32N | F | F | F | 0.0 | 12.0 | 12.0 | 0.00 | 978 | 0.0 |
| 46 | Giuliano, Carlos | 0 | ARG | −31B | −41N | −38B | F | F | −30N | F | 0.0 | 6.0 | 6.0 | 0.00 | 863 | 0.0 |
| 47 | Torra, Leonardo | 1514 | ARG | F | F | −28N | F | F | −23B | F | 0.0 | 5.0 | 5.0 | 0.00 | 899 | -10.6 |
| 48 | FIDE 20064128 | 0 | — | F | F | −36B | F | F | F | F | 0.0 | 4.0 | 4.0 | 0.00 | 862 | 0.0 |
| 49 | Garcia, Pablo | 0 | ARG | −27N | −39B | F | F | F | F | F | 0.0 | 3.5 | 3.5 | 0.00 | 923 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Frias Perez, MateoARG+54.84.0 pts · #13
- 2Ccahuancama, Abraham WilliamARG+47.25.0 pts · #3
- 3Rodriguez, David AlejandroARG+43.63.0 pts · #21
Top rating losers
- 1Alvarez, Mia MorenaARG-89.62.0 pts · #36
- 2Gil Chacon, Fernando EnriqueARG-42.43.0 pts · #16
- 3Amicone, Ricardo JoaquinARG-41.62.0 pts · #35
Biggest upsets
- R5+303 Elo gap
- R5+275 Elo gap
- R6+229 Elo gap