CAMPEONATO NACIONAL ESCOLAR U15 ABSOLUTO GUAYAQUIL 2025

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59 players participated in this 7-round tournament, held from 26 Jun 2025 to 28 Jun 2025 in Guayaquil, Ecuador. 2 federations represented. Top 10 Elo average was 1755, and top seed was Icker Aldair Alarcon Vega (🇪🇨 ECU, 1917).

Matias Khaleb Montano Velasco (🇪🇨 ECU, 1915) won with 6.5/7, ahead of Icker Aldair Alarcon Vega (5.5) and Alex Leonardo Sanchez Velez (5.5). Montano Velasco won solo starting round 4.

The biggest upset came in round 5: Luiggi Jesus Cevallos Briones (1421) beat Josep Cozar Montenegro (1614), a +193-point gap.

Location

🇪🇨Guayaquil, Ecuador

Dates

26 Jun 2025 → 28 Jun 2025

Time control

Standard: 60 minutes with 30 seconds increment from move 1

System

Swiss · 7 rounds

Top seed

🇪🇨Icker Aldair Alarcon Vega1917

Avg top 10

1,755

Participants

Federations · 2 represented

🇪🇨Ecuador×39

FIDE (no federation)×1

Top 3

🥇
Matias Khaleb Montano Velasco
🇪🇨ECU·1915
6.5pts·2110perf+46.4
🥈
Icker Aldair Alarcon Vega
🇪🇨ECU·1917
5.5pts·1890perf0.0
🥉
Alex Leonardo Sanchez Velez
🇪🇨ECU·1648
5.5pts·1752perf+32.0

How it unfolded

Top 6 · 7 rounds

Matias Khaleb Montano Velasco led from R4; +1.0-point edge over the runner-up.

Co-leaders

Montano Velasco6.5Toala Cardozo5.5Sanchez Velez5.5Alarcon Vega5.5Sozoranga Barahona5Cozar Montenegro5

R4–R7 · LEAD HELD

Matias Khaleb Montano Velasco never relinquished the lead after R4; final gap +1.0 over the runner-up.

R1–R5 · WIN STREAK

Matias Khaleb Montano Velasco won 5 in a row (R1–R5).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Matias Khaleb Montano Velasco	*	—	1	1
2Joseph Toala Cardozo	—	*	—	—
3Alex Leonardo Sanchez Velez	0	—	*	—
4Icker Aldair Alarcon Vega	0	—	—	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	R7	Pts	Bu C1	Bu	SB	Perf	Δ
1	Montano Velasco, Matias Khaleb	1915	ECU	+16B	+10N	+3B	+6N	+2B	=5N	+17B	6.5	29.5	33.5	31.00	2110	+46.4
2	Alarcon Vega, Icker Aldair	1917	ECU	+52B	+8N	+11B	=14N	−1N	+25B	+13N	5.5	28.0	29.0	20.50	1890	0.0
3	Sanchez Velez, Alex Leonardo	1648	ECU	+49N	+30B	−1N	+19B	=25N	+15B	+10N	5.5	25.5	26.5	18.25	1752	+32.0
4	Toala Cardozo, Joseph	1658	ECU	+56N	+19B	=15N	=25B	=10N	+30B	+5B	5.5	24.0	24.5	18.50	1739	+25.2
5	Sozoranga Barahona,Jordy Alexander	1835	ECU	+40B	+32N	=17B	+7N	+6B	=1B	−4N	5.0	29.0	31.0	20.25	1805	-6.4
6	Mendoza Montesdeoca, Josue Alejandro	1739	ECU	+37N	+22B	+18N	−1B	−5N	+19B	+16N	5.0	27.5	30.0	18.50	1779	+14.0
7	Cozar Montenegro, Josep	1614	ECU	+42B	+28N	+27N	−5B	−15N	+22B	+33N	5.0	23.0	25.0	16.00	1686	+23.2
8	Viteri Saeteros, Nicklas Fernand	1582	ECU	+39N	−2B	+34N	=30B	+38N	+12B	=14B	5.0	22.5	24.5	15.50	1728	+26.4
9	Ng Parra, Gabriel Elias	1574	ECU	+50B	−14N	+41B	−20N	+40N	+43B	+15N	5.0	18.0	19.0	11.00	1478	-17.2
10	Campi Torres, Sebastian	1552	ECU	+46N	−1B	+49N	+33B	=4B	+26N	−3B	4.5	26.0	27.0	12.25	1629	+17.2
11	Giler Moncayo, Isaac Guillermo	1651	ECU	+41B	+23N	−2N	+22B	−16B	=21N	+26B	4.5	25.0	27.0	15.50	1630	-5.6
12	Reyes Soto, Patricio Gabriel	1634	ECU	+43B	+20N	−14B	+23N	=26B	−8N	+28N	4.5	24.0	26.0	15.25	1625	-1.2
13	Naranjo Garcia, Manuel	1628	ECU	+48N	=25B	+21N	=15B	+31B	=14N	−2B	4.5	24.0	25.0	13.75	1640	0.0
14	Ruiz Guanga, Lucas Mathias	1891	ECU	F	+9B	+12N	=2B	=17N	=13B	=8N	4.0	28.5	28.5	19.00	1783	-26.4
15	Cevallos Briones, Luiggi Jesus	1421	ECU	+53B	+57N	=4B	=13N	+7B	−3N	−9B	4.0	26.5	26.5	11.00	1551	+32.0
16	Bravo Armijos, Linder Santiago	1506	ECU	−1N	+39B	+46N	+18B	+11N	−17B	−6B	4.0	26.0	28.0	12.50	1633	+28.0
17	Rosales Juarez, Ricardo Sebastian	1615	ECU	+54B	+33N	=5N	F	=14B	+16N	−1N	4.0	26.0	27.0	12.50	1794	+44.4
18	Tomala Tomala, Cristopher	1615	ECU	F	+26N	−6B	−16N	+29B	+23N	+20B	4.0	24.0	24.0	15.00	1618	+1.6
19	Linan Lezama, Andres	1523	ECU	+35B	−4N	+47B	−3N	+39B	−6N	+46B	4.0	23.0	24.5	8.50	880	-35.2
20	Proano Gutierrez, Juan Jose	1496	ECU	+55N	−12B	+58N	+9B	−30N	+24B	−18N	4.0	21.5	21.5	10.00	1492	-1.6
21	Sanchez Heras, Angel Ricardo	1500	ECU	=29B	+38N	−13B	=36N	+45N	=11B	=32N	4.0	20.5	22.5	11.25	1483	-2.4
22	Bastidas Garcia, Juan Andres	1535	ECU	+44B	−6N	+42B	−11N	+48B	−7N	+39B	4.0	20.5	21.5	7.00	867	-38.4
23	Nunez Villavicencio, Mathias Sebastian	1525	ECU	+45N	−11B	+50N	−12B	+42N	−18B	+48N	4.0	18.0	19.0	6.00	832	-42.4
24	Mayorga Siguencia, Diego Manuel	1542	ECU	+47N	−27B	+48B	−31N	+36B	−20N	+43N	4.0	16.5	17.5	7.00	778	-35.2
25	Jaramillo Torres, Mathias Josue	1477	ECU	F	=13N	+29B	=4N	=3B	−2N	+27B	3.5	28.0	28.0	14.75	1692	+53.6
26	Vera Cedeno, Paul Andre	1463	ECU	+31N	−18B	+53N	+32B	=12N	−10B	−11N	3.5	23.5	24.5	9.25	1449	-4.4
27	Pilco Velez, Felix Eduardo	1658	ECU	+34B	+24N	−7B	F	=28N	+40B	−25N	3.5	23.0	25.0	10.75	1431	-49.6
28	Tapia Olivos, Richard Andres	1454	ECU	+51N	−7B	F	+50N	=27B	+35N	−12B	3.5	20.0	21.0	6.75	1361	-12.0
29	Munoz Garcia, Roger Josue	0	ECU	=21N	+36B	−25N	+57B	−18N	−33B	+47N	3.5	18.5	18.5	6.00	1190	0.0
30	Delgado Quijije, Arturo Joseba	1482	ECU	F	−3N	+44B	=8N	+20B	−4N	=31B	3.0	25.0	26.0	10.00	1508	+6.0
31	Sanay Marmolejo, Neyser Ernesto	0	ECU	−26B	+54N	F	+24B	−13N	=32B	=30N	3.0	21.5	22.5	8.00	1456	0.0
32	Zambrano Olmedo, Diego Andres	1544	ECU	F	−5B	+43N	−26N	+41B	=31N	=21B	3.0	19.5	19.5	7.50	1326	-32.8
33	Benavides Portilla, Erick	1464	ECU	F	−17B	+59N	−10N	+44B	+29N	−7B	3.0	19.0	19.0	5.50	793	-39.2
34	FIDE 3663825	0	—	−27N	+45B	−8B	−44N	+59B	−39N	+51B	3.0	15.5	15.5	3.00	820	0.0
35	FIDE 3656381	0	—	−19N	=56B	−40N	+55B	+57N	−28B	=38N	3.0	13.5	13.5	2.50	689	0.0
36	Coloma Riera, Juan Sebastian	0	ECU	F	−29N	F	=21B	−24N	+37B	+52N	2.5	15.0	15.0	5.50	1323	0.0
37	FIDE 3671038	0	—	−6B	−44N	−45B	+54N	=47B	−36N	+56B	2.5	14.0	14.5	2.25	940	0.0
38	FIDE 3652068	0	—	F	−21B	F	+56N	−8B	+52N	=35B	2.5	13.5	13.5	3.00	740	0.0
39	FIDE 3671100	0	—	−8B	−16N	F	+53B	−19N	+34B	−22N	2.0	21.0	21.0	4.00	736	0.0
40	FIDE 3656136	0	—	−5N	F	+35B	+47N	−9B	−27N	F	2.0	20.0	21.5	4.50	889	0.0
41	FIDE 3671054	0	—	−11N	+55B	−9N	+46B	−32N	F	−42B	2.0	18.5	19.5	3.00	789	0.0
42	Garcia Lucas, Ney Josue	0	ECU	−7N	+51B	−22N	F	−23B	F	+41N	2.0	18.0	18.0	3.00	756	0.0
43	Crausaz Carranza, Juan Pablo	0	FID	−12N	F	−32B	+51N	+56B	−9N	−24B	2.0	18.0	18.0	1.50	770	0.0
44	Mejia Ladines, Joshue Ariel	0	ECU	−22N	+37B	−30N	+34B	−33N	F	F	2.0	17.5	18.5	5.50	690	0.0
45	FIDE 3640000	0	—	−23B	−34N	+37N	+49B	−21B	F	F	2.0	17.5	18.5	3.50	711	0.0
46	Huelles Paguay, Danilo Alejandro	0	ECU	−10B	+52N	−16B	−41N	+51B	F	−19N	2.0	16.5	17.5	2.00	727	0.0
47	FIDE 3652084	0	—	−24B	F	−19N	−40B	=37N	+56N	−29B	1.5	18.0	18.5	1.75	728	0.0
48	FIDE 3671070	0	—	−13B	F	−24N	+58B	−22N	F	−23B	1.0	17.5	17.5	0.00	754	0.0
49	FIDE 3671062	0	—	−3B	+?N	−10B	−45N	F	F	F	1.0	16.0	16.0	0.00	798	0.0
50	Gualavisi Abarca, Juan Pablo	0	ECU	−9N	F	−23B	−28B	−53N	+58B	F	1.0	15.5	15.5	0.00	717	0.0
51	FIDE 3671143	0	—	−28B	−42N	F	−43B	−46N	+54B	−34N	1.0	13.5	13.5	1.00	655	0.0
52	FIDE 3671020	0	—	−2N	−46B	F	F	+58N	−38B	−36B	1.0	13.0	13.0	0.00	1116	0.0
53	FIDE 3671151	0	—	−15N	F	−26B	−39N	+50B	F	F	1.0	12.5	12.5	1.00	642	0.0
54	FIDE 3671089	0	—	−17N	−31B	−55N	−37B	F	−51N	+58B	1.0	11.5	11.5	0.00	815	0.0
55	FIDE 3661091	0	—	−20B	−41N	+54B	−35N	F	F	F	1.0	11.0	11.0	1.00	697	0.0
56	FIDE 3671046	0	—	−4B	=35N	F	−38B	−43N	−47B	−37N	0.5	17.0	18.0	1.50	857	0.0
57	Bravo Azua, Andres	0	ECU	F	−15B	F	−29N	−35B	F	F	0.0	11.5	11.5	0.00	621	0.0
58	FIDE 3671127	0	—	F	F	−20B	−48N	−52B	−50N	−54N	0.0	8.0	8.0	0.00	697	0.0
59	FIDE 3671135	0	—	F	F	−33B	F	−34N	F	F	0.0	8.0	8.0	0.00	664	0.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Jaramillo Torres, Mathias JosueECU
+53.6
3.5 pts · #15
2Montano Velasco, Matias KhalebECU
+46.4
6.5 pts · #1
3Rosales Juarez, Ricardo SebastianECU
+44.4
4.0 pts · #12

Top rating losers

1Pilco Velez, Felix EduardoECU
-49.6
3.5 pts · #21
2Nunez Villavicencio, Mathias SebastianECU
-42.4
4.0 pts · #37
3Benavides Portilla, ErickECU
-39.2
3.0 pts · #38

Biggest upsets

R5+193 Elo gap
Cevallos Briones, Luiggi Jesus1421 beat Cozar Montenegro, Josep1614
R7+181 Elo gap
Jaramillo Torres, Mathias Josue1477 beat Pilco Velez, Felix Eduardo1658
R7+177 Elo gap
Toala Cardozo, Joseph1658 beat Sozoranga Barahona,Jordy Alexander1835