Campeonato de la Ciudad de Buenos Aires Sub16.20 FMDA
21 players participated in this 6-round tournament, held from 09 Nov 2025 to 30 Nov 2025 in Caba, Argentina. Top 10 Elo average was 1869, and top seed was Franco Lopez Maffia (🇦🇷 ARG, 2055).
Franco Lopez Maffia (🇦🇷 ARG, 2055) won with 5.0/6, ahead of Juan Ignacio Galvan (4.5) and Mia Morena Alvarez (4.5). Lopez Maffia won solo starting round 5.
The biggest upset came in round 3: Daniel Guyulnazarian (1564) beat Eros Ivan Zelaya Aragon (2041), a +477-point gap.
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How it unfolded
Top 6 · 6 roundsFranco Lopez Maffia led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Franco Lopez Maffia held the sole lead from R5 through R6 without losing it.
Franco Lopez Maffia drew with Juan Ignacio Galvan (Black).
Mia Morena Alvarez won 4 in a row (R1–R5).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Franco Lopez Maffia | * | ½ | ½ | 1 |
| 2Juan Ignacio Galvan | ½ | * | 0 | — |
| 3Mia Morena Alvarez | ½ | 1 | * | — |
| 4Daniel Guyulnazarian | 0 | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lopez Maffia, Franco | 2055 | ARG | +13N | +6B | =2N | +12B | +4N | =3B | 5.0 | 18.5 | 20.5 | 16.00 | 2070 | +8.4 |
| 2 | Galvan, Juan Ignacio | 1965 | ARG | +9B | +7N | =1B | +8N | −3B | +12N | 4.5 | 19.0 | 21.0 | 14.00 | 2024 | +18.4 |
| 3 | Alvarez, Mia Morena | 1785 | ARG | +21N | F | +9B | +13B | +2N | =1N | 4.5 | 14.5 | 14.5 | 12.00 | 2155 | +54.4 |
| 4 | Guyulnazarian, Daniel | 1564 | ARG | −8B | +11N | +14B | +7N | −1B | +15N | 4.0 | 16.0 | 18.0 | 10.00 | 1924 | +83.2 |
| 5 | Garcia Croizet, Gabriel | 1771 | ARG | +16B | −8N | +18B | −10N | +11B | +9N | 4.0 | 12.5 | 13.5 | 7.50 | 1002 | -37.2 |
| 6 | Borras, Jonathan | 1823 | ARG | +11B | −1N | −10B | +18N | =7B | +20N | 3.5 | 15.0 | 15.0 | 5.25 | 1502 | -48.0 |
| 7 | Borras, Anibal | 1651 | ARG | +20N | −2B | +17N | −4B | =6N | +16B | 3.5 | 14.0 | 14.0 | 3.75 | 1511 | -21.2 |
| 8 | Curcio, Luciano Joel | 1985 | ARG | +4N | +5B | −12N | −2B | F | +10N | 3.0 | 17.5 | 19.5 | 11.00 | 1840 | -29.2 |
| 9 | Alfonzo Abrahamsson, Santino | 0 | ARG | −2N | +20B | −3N | +16B | +17N | −5B | 3.0 | 15.0 | 15.0 | 2.00 | 1040 | 0.0 |
| 10 | Oro, Francisco | 1619 | ARG | −14N | +21B | +6N | +5B | F | −8B | 3.0 | 14.5 | 14.5 | 7.50 | 1899 | +51.2 |
| 11 | FIDE 20075936 | 0 | — | −6N | −4B | +20N | +21B | −5N | =19B | 2.5 | 12.0 | 12.0 | 0.25 | 919 | 0.0 |
| 12 | De La Cruz Navarro, Martin Leonardo | 1901 | ARG | +17N | F | +8B | −1N | F | −2B | 2.0 | 17.5 | 18.5 | 4.00 | 1876 | -3.6 |
| 13 | Loray, Matias Joaquin | 1625 | ARG | −1B | +18N | +19B | −3N | F | F | 2.0 | 14.0 | 14.0 | 1.50 | 1105 | -14.8 |
| 14 | Zelaya Aragon, Eros Ivan | 2041 | ARG | +10B | F | −4N | +17B | −15N | F | 2.0 | 12.0 | 12.0 | 4.00 | 1541 | -68.4 |
| 15 | Rosales, Matias Ariel | 1717 | ARG | F | F | F | +19N | +14B | −4B | 2.0 | 6.5 | 6.5 | 2.50 | 1803 | +6.8 |
| 16 | Rodriguez Mauro, Mateo | 0 | ARG | −5N | −17B | F | −9N | +19B | −7N | 1.0 | 12.0 | 12.0 | 0.50 | 911 | 0.0 |
| 17 | Beresten, Matias | 0 | ARG | −12B | +16N | −7B | −14N | −9B | F | 1.0 | 11.5 | 11.5 | 1.00 | 1064 | 0.0 |
| 18 | FIDE 20075928 | 0 | — | +19N | −13B | −5N | −6B | F | F | 1.0 | 10.0 | 10.0 | 0.50 | 940 | 0.0 |
| 19 | Zaragoza, Fernando | 0 | ARG | −18B | F | −13N | −15B | −16N | =11N | 0.5 | 8.5 | 8.5 | 1.25 | 871 | 0.0 |
| 20 | FIDE 20075952 | 0 | — | −7B | −9N | −11B | F | F | −6B | 0.0 | 13.5 | 13.5 | 0.00 | 937 | 0.0 |
| 21 | Goldberg, Iair | 0 | ARG | −3B | −10N | F | −11N | F | F | 0.0 | 13.0 | 13.0 | 0.00 | 902 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Guyulnazarian, DanielARG+83.24.0 pts · #4
- 2Alvarez, Mia MorenaARG+54.44.5 pts · #5
- 3Oro, FranciscoARG+51.23.0 pts · #6
- 1Zelaya Aragon, Eros IvanARG-68.42.0 pts · #7
- 2Borras, JonathanARG-48.03.5 pts · #11
- 3Garcia Croizet, GabrielARG-37.24.0 pts · #20
- R3+477 Elo gap
- R5+324 Elo gap
- R3+204 Elo gap