Campeonatos Argentinos Escolares. Olimpiadas Sub 13

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31 players participated in this 8-round tournament, held from 18 Jul 2025 to 22 Jul 2025 in Vicente Lopez, Argentina. Top 10 Elo average was 1692, and top seed was Melian Cabrera (🇦🇷 ARG, 1861).

Melian Cabrera (🇦🇷 ARG, 1861) won with 7.0/8, ahead of Benjamin Fernandez Quelali (6.0) and Mia Morena Alvarez (6.0). Cabrera broke clear in the final round.

The biggest upset came in round 3: Jose Obieta (1567) beat Mia Morena Alvarez (1750), a +183-point gap.

Location

🇦🇷Vicente Lopez, Argentina

Dates

18 Jul 2025 → 22 Jul 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 8 rounds

Top seed

🇦🇷Melian Cabrera1861

Avg top 10

1,692

Participants

Federations · 1 represented

🇦🇷Argentina×28

Top 3

🥇
Melian Cabrera
🇦🇷ARG·1861
7.0pts·1977perf+34.0
🥈
Benjamin Fernandez Quelali
🇦🇷ARG·1711
6.0pts·1782perf+20.0
🥉
Mia Morena Alvarez
🇦🇷ARG·1750
6.0pts·1733perf-3.6

How it unfolded

Top 6 · 8 rounds

Melian Cabrera led from R4; +1.0-point edge over the runner-up.

Co-leaders

Cabrera7Fernandez Quelali6Alvarez6Avila5.5Calvari5.5Ramirez5.5

R4–R8 · LEAD HELD

Melian Cabrera never relinquished the lead after R4; final gap +1.0 over the runner-up.

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Melian Cabrera beat Benjamin Fernandez Quelali (Black).

WIN STREAKS · 2 top finishers

Melian Cabrera 5 wins (R1–R5)Mia Morena Alvarez 4 wins (R4–R7)

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Melian Cabrera	*	1	1	0
2Benjamin Fernandez Quelali	0	*	0	—
3Mia Morena Alvarez	0	1	*	1
4Agustin Avila	1	—	0	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	R8	Pts	Bu C1	Bu	SB	Perf	Δ
1	Cabrera , Melian	1861	ARG	+23N	+9B	+2N	+15B	+5N	−4B	+8N	+3B	7.0	37.0	40.0	34.50	1977	+34.0
2	Fernandez Quelali, Benjamin	1711	ARG	+31N	+6B	−1B	+13N	+7B	−3N	+17N	+5B	6.0	37.0	37.0	24.00	1782	+20.0
3	Alvarez, Mia Morena	1750	ARG	+30B	+13N	−15B	+10N	+28B	+2B	+4N	−1N	6.0	33.5	34.5	23.50	1733	-3.6
4	Avila, Agustin	1789	ARG	+21B	=12N	=5B	+26N	+16B	+1N	−3B	=7N	5.5	35.0	37.5	24.00	1763	-4.0
5	Calvari, Mateo	1630	ARG	+29N	+28B	=4N	+7N	−1B	+14N	+15B	−2N	5.5	34.0	35.0	19.25	1781	+49.2
6	Ramirez, Pedro	0	ARG	−15B	−2N	+30B	=21N	+25B	+16N	+11B	+22N	5.5	27.5	28.5	17.00	1577	0.0
7	Ledesma, Federico	1766	ARG	+20N	+8B	+14N	−5B	−2N	+22B	=12N	=4B	5.0	34.5	37.5	21.00	1650	-36.8
8	Figueroa, Layla Iazmin	1566	ARG	+10B	−7N	+27B	−28N	+26B	+11N	−1B	+15N	5.0	30.0	32.0	18.00	1607	+4.4
9	Caamano, Facundo	1603	ARG	+19B	−1N	=16B	+18N	−11B	=23N	+24B	+28N	5.0	28.5	30.5	15.50	1635	+6.0
10	Rodas, Matias Agustin	0	ARG	−8N	F	+18B	−3B	+23N	=13N	+14B	+12B	4.5	31.5	34.5	17.75	1641	0.0
11	Rosa, Joaquin	0	ARG	−12B	+21N	+17N	=14B	+9N	−8B	−6N	+18B	4.5	31.5	34.5	17.25	1605	0.0
12	Toledo, Maximo	1555	ARG	+11N	=4B	=26B	−16N	+13B	+19N	=7B	−10N	4.5	31.5	34.0	19.00	1590	+4.4
13	Medina Quiroga, Natan	0	ARG	+18N	−3B	+24N	−2B	−12N	=10B	+27N	+16B	4.5	31.5	34.0	15.25	1564	0.0
14	Galvan, Joaquin	1645	ARG	+22B	+27N	−7B	=11N	+15N	−5B	−10N	+17B	4.5	30.0	32.5	15.25	1627	-4.0
15	Obieta, Jose	1567	ARG	+6N	+31B	+3N	−1N	−14B	+28B	−5N	−8B	4.0	35.5	35.5	13.50	1450	-29.2
16	Wald, Juan	1591	ARG	=26N	+24B	=9N	+12B	−4N	−6B	+28N	−13N	4.0	30.5	32.5	13.25	1648	+8.8
17	Manero, Gabriel Ignacio	1543	ARG	−27B	+22N	−11B	=19N	+21B	+20N	−2B	−14N	3.5	28.0	30.5	11.25	1485	-9.6
18	Selma Lereo, Felipe	1574	ARG	−13B	+30N	−10N	−9B	+29B	=27N	+21B	−11N	3.5	25.0	26.0	6.25	1537	-4.0
19	Levy, Pedro Javier	0	ARG	−9N	=23B	+29N	=17B	+24N	−12B	−22N	=26B	3.5	24.5	25.5	8.50	1360	0.0
20	Andres, Juan Ignacio	0	ARG	−7B	F	+31N	−24B	+?N	−17B	=25N	+29B	3.5	20.0	20.0	2.50	1344	0.0
21	Marino, Vito	1477	ARG	−4N	−11B	+23N	=6B	−17N	+29B	−18N	=25B	3.0	28.5	29.5	8.25	1443	-10.0
22	Ferrante, Ignacio	0	ARG	−14N	−17B	F	+25N	+27B	−7N	+19B	−6B	3.0	27.5	27.5	9.00	1431	0.0
23	Ramos, Geronimo	1517	ARG	−1B	=19N	−21B	+30N	−10B	=9B	F	+24N	3.0	27.0	27.0	8.25	1372	-22.0
24	Sumbaino, Lucas Santino	0	ARG	+25B	−16N	−13B	+20N	−19B	+26N	−9N	−23B	3.0	26.5	29.0	9.00	1369	0.0
25	Stipech, Nabil	1541	ARG	−24N	+29B	−28N	−22B	−6N	+30B	=20B	=21N	3.0	21.0	22.0	5.25	1474	-3.6
26	Mayer, Manuel	0	ARG	=16B	F	=12N	−4B	−8N	−24B	+?N	=19N	2.5	25.5	25.5	6.00	1432	0.0
27	Sosa Mattioli, Santino Nicolas	0	ARG	+17N	−14B	−8N	+?B	−22N	=18B	−13B	F	2.5	24.0	24.0	5.25	1495	0.0
28	Vallhonrat, Marcos	0	ARG	F	−5N	+25B	+8B	−3N	−15N	−16B	−9B	2.0	32.5	32.5	8.00	1449	0.0
29	FIDE 20018991	0	—	−5B	−25N	−19B	F	−18N	−21N	+30B	−20N	1.0	23.0	23.0	1.00	755	0.0
30	FIDE 20066635	0	—	−3N	−18B	−6N	−23B	F	−25N	−29N	+?B	1.0	22.0	22.0	0.00	795	0.0
31	FIDE 20066643	0	—	−2B	−15N	−20B	F	F	F	F	F	0.0	15.5	15.5	0.00	841	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Calvari, MateoARG
+49.2
5.5 pts · #5
2Cabrera , MelianARG
+34.0
7.0 pts · #1
3Fernandez Quelali, BenjaminARG
+20.0
6.0 pts · #6

Top rating losers

1Ledesma, FedericoARG
-36.8
5.0 pts · #7
2Obieta, JoseARG
-29.2
4.0 pts · #20
3Ramos, GeronimoARG
-22.0
3.0 pts · #26

Biggest upsets

R3+183 Elo gap
Obieta, Jose1567 beat Alvarez, Mia Morena1750
R4+136 Elo gap
Calvari, Mateo1630 beat Ledesma, Federico1766