CChessStats

Campeonato de Asturias Sub 18 2026

Open SwissStandard

16 players participated in this 6-round tournament, held from 17 Jan 2026 to 07 Feb 2026 in Cudillero (Asturias), Spain. 2 federations represented. Top 10 Elo average was 1935, and top seed was David Junquera Guerrero (🇪🇸 ESP, 2080).

Nicolas Martin Cabeza (🇪🇸 ESP, 2070) won with 6.0/6, ahead of David Junquera Guerrero (4.5) and Carolina Mulet Durango (3.5). Martin Cabeza won solo starting round 3.

The biggest upset came in round 6: Mario Alonso Agudo (1872) beat Timofei Demchenko (2045), a +173-point gap.

Location
🇪🇸Cudillero (Asturias), Spain
Dates
17 Jan 2026 → 07 Feb 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 6 rounds
Top seed
Avg top 10
1,935
Participants
16
Federations · 2 represented
🇪🇸Spain×14
🇺🇦Ukraine×2
Top 3

How it unfolded

Top 6 · 6 rounds

Nicolas Martin Cabeza led from R3; +1.5-point edge over the runner-up.

Co-leaders
5
2
1
1
1
1
1.534.56R1R2R3R4R5R6
R3–R6 · LEAD HELD

Nicolas Martin Cabeza never relinquished the lead after R3; final gap +1.5 over the runner-up.

R3 · HEAD-TO-HEAD · WINNER VS 2ND

Nicolas Martin Cabeza beat David Junquera Guerrero (Black).

R1–R6 · WIN STREAK

Nicolas Martin Cabeza won 6 in a row (R1–R6).

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Martin Cabeza, Nicolas2070ESP+5N+8B+2N+3B+4N+12B6.017.018.018.002748+82.4
2Junquera Guerrero, David2080ESP+6B+4N1B+7N+5B=3N4.520.023.515.752142+18.4
3Mulet Durango, Carolina1959ESP+10B=7N+16B1N=6N=2B3.519.019.07.251938-5.2
4Menendez Perez, Miguel1964ESP+13N2B+14N+6B1B=7N3.518.519.57.251968+4.4
5Alonso Agudo, Mario1872ESP1B+10N=9B+13N2N+8B3.516.017.05.501957+28.8
6Alvarez Sanchez, Mauro 20091905ESP2N+11B+8N4N=3B+10B3.515.016.56.751959+20.8
7Prochaieva, Alina1925UKR=11N=3B+12N2B+16N=4B3.514.014.05.251885-9.2
8Demchenko, Timofei2045ESP+9B1N6B=11N=13B5N2.016.517.53.251708-99.6
9Bueno Roza, Mateo1760ESP8N+13B=5N12B=15NF2.08.59.53.251731-9.6
10Gonzalez Fernandez, Silvia 20081709ESP3N5B+11N=15BF6N1.513.013.02.001649-18.0
11Gonzalez Guerra, Xicu1645ESP=7B6N10B=8BF=13N1.511.511.53.251715+9.2
12Vallina Menendez, Marcos1765ESPFF7B+9NF1N1.012.512.52.001793+2.4
13Prochaieva, Yelyzaveta1735UKR4B9NF5B=8N=11B1.012.512.51.751619-30.0
14Gonzalez Arias, Jaime1750ESPF+15N4BFFF1.07.57.51.001781+2.8
15Iglesias Baragano, Arturo1598ESPF14BF=10N=9BF1.04.54.51.751615+2.4
16Rey Fernandez, Oscar0ESPFF3NF7BF0.08.08.00.0011420.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets