CChessStats

Campeonato de la Ciudad de Buenos Aires Sub16.20 FMDA

Open SwissStandard

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.

Location
🇦🇷Caba, Argentina
Dates
09 Nov 2025 → 30 Nov 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Top seed
Avg top 10
1,869
Participants
21
Federations · 1 represented
🇦🇷Argentina×18
Top 3

How it unfolded

Top 6 · 6 rounds

Franco 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.

Co-leaders
10
3
2
2
1
1
1.534.56R1R2R3R4R5R6
R5–R6 · LEAD HELD

Franco Lopez Maffia held the sole lead from R5 through R6 without losing it.

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Franco Lopez Maffia drew with Juan Ignacio Galvan (Black).

R1–R5 · WIN STREAK

Mia Morena Alvarez won 4 in a row (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Lopez Maffia, Franco2055ARG+13N+6B=2N+12B+4N=3B5.018.520.516.002070+8.4
2Galvan, Juan Ignacio1965ARG+9B+7N=1B+8N3B+12N4.519.021.014.002024+18.4
3Alvarez, Mia Morena1785ARG+21NF+9B+13B+2N=1N4.514.514.512.002155+54.4
4Guyulnazarian, Daniel1564ARG8B+11N+14B+7N1B+15N4.016.018.010.001924+83.2
5Garcia Croizet, Gabriel1771ARG+16B8N+18B10N+11B+9N4.012.513.57.501002-37.2
6Borras, Jonathan1823ARG+11B1N10B+18N=7B+20N3.515.015.05.251502-48.0
7Borras, Anibal1651ARG+20N2B+17N4B=6N+16B3.514.014.03.751511-21.2
8Curcio, Luciano Joel1985ARG+4N+5B12N2BF+10N3.017.519.511.001840-29.2
9Alfonzo Abrahamsson, Santino0ARG2N+20B3N+16B+17N5B3.015.015.02.0010400.0
10Oro, Francisco1619ARG14N+21B+6N+5BF8B3.014.514.57.501899+51.2
11FIDE 2007593606N4B+20N+21B5N=19B2.512.012.00.259190.0
12De La Cruz Navarro, Martin Leonardo1901ARG+17NF+8B1NF2B2.017.518.54.001876-3.6
13Loray, Matias Joaquin1625ARG1B+18N+19B3NFF2.014.014.01.501105-14.8
14Zelaya Aragon, Eros Ivan2041ARG+10BF4N+17B15NF2.012.012.04.001541-68.4
15Rosales, Matias Ariel1717ARGFFF+19N+14B4B2.06.56.52.501803+6.8
16Rodriguez Mauro, Mateo0ARG5N17BF9N+19B7N1.012.012.00.509110.0
17Beresten, Matias0ARG12B+16N7B14N9BF1.011.511.51.0010640.0
18FIDE 200759280+19N13B5N6BFF1.010.010.00.509400.0
19Zaragoza, Fernando0ARG18BF13N15B16N=11N0.58.58.51.258710.0
20FIDE 2007595207B9N11BFF6B0.013.513.50.009370.0
21Goldberg, Iair0ARG3B10NF11NFF0.013.013.00.009020.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets