CChessStats

I Torneio Foz do Arelho

Open SwissStandard

33 players participated in this 5-round tournament, held from 11 Jul 2025 to 13 Jul 2025 in Foz do Arelho, Portugal. 3 federations represented. Top 10 Elo average was 1860, and top seed was Antonio Jose Oliveira Moraes (🇵🇹 POR, 1956).

Michele Martins (🇵🇹 POR, 1930) won with 5.0/5, ahead of Henrique Bigodinho (4.0) and Pedro Bastos Almeida (4.0). Martins broke clear in the final round.

The biggest upset came in round 5: Filipe Mendonca F R Oliveira (1590) beat Antonio Jose Oliveira Moraes (1956), a +366-point gap.

Location
🇵🇹Foz do Arelho, Portugal
Dates
11 Jul 2025 → 13 Jul 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
Avg top 10
1,860
Participants
33
Federations · 3 represented
🇵🇹Portugal×31
🇨🇭Switzerland×1
🇮🇱Israel×1
Top 3

How it unfolded

Top 6 · 5 rounds

Michele Martins led from R5; +1.0-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.

Co-leaders
13
7
4
2
1
1.52.545R1R2R3R4R5
R5–R5 · LEAD HELD

Michele Martins never relinquished the lead after R5; final gap +1.0 over the runner-up.

WIN STREAKS · 2 top finishers

Michele Martins 5 wins (R1–R5)Pedro Bastos Almeida 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Martins, Michele1930POR+11B+20N+2B+8N+5B5.014.016.016.002535+51.2
2Bigodinho, Henrique1735POR+26B+3N1N+19B+10N4.014.015.010.002087+73.2
3Almeida, Pedro Bastos1891POR+15N2B+13N+25B+9N4.013.014.010.001908+4.8
4Alvim, Joao1742POR+32N6B+17N+24B+12B4.010.510.57.002008+21.4
5Goncalves, Goncalo Cravo Jesus1868POR+28N+29B+25N+9B1N4.010.010.55.501913+6.0
6Zink, Daniel1874SUI+14B+4N8B=7N+18B3.513.516.011.251726-26.8
7Duarte, Pedro Saraiva1540POR+17N+30B9N=6B+8B3.512.012.57.751890+87.6
8Bandrivskyy, Volodymyr1711POR+27N+10B+6N1B7N3.015.016.07.501786+7.8
9Ferreira, Alexander Ciorici1751POR+33B+19N+7B5N3B3.013.513.55.501814+13.6
10Atalaia, Manuel Ferreira Costa1799POR+21B8N+11B+14N2B3.013.015.08.001679-13.4
11Oliveira, Filipe Mendonca F R1590POR1N+32B10N+22B+19N3.012.012.04.001781+31.6
12Parreira, Luis Miguel1887POR+23N25B+28N+16B4N3.010.011.06.001701-20.4
13Izidoro, Klaus1592POR19B+22N3B+21N+31N3.010.010.54.501686+14.4
14Berestizhevsky, Joseph1528ISR6N+27B+23N10B+25N3.09.510.54.001723+37.2
15Gasalho, Mario1571POR3B+33N19B+26N+20B3.09.09.03.001743+10.4
16Correia, Pedro Mourao Soares1679POR=18N+31B=24B12N+28N3.08.08.53.501697+0.8
17Correia, Francisco1888POR7B+21N4B=20N+24N2.511.513.04.501545-33.8
18Tavares, Rodrigo0POR=16B24N+30N+29B6N2.58.59.02.5016780.0
19Moraes, Antonio Jose Oliveira1956POR+13N9B+15N2N11B2.013.016.06.001578-44.8
20Bernardes, Afonso1759POR+22N1B=29N=17B15N2.012.513.03.501620-28.0
21Mota, Ava1457POR10N17B+32N13B+27B2.09.59.51.00949-20.8
22Oliveira, Filipe Joao R1456POR20B13B+27N11N+26B2.09.010.02.00851-28.0
23Fernandes, Jose Palma1529POR12B=26N14B=30N+33B2.07.57.50.751359-13.4
24Nunes, Carolina0PORF+18B=16N4N17B1.512.012.04.0014960.0
25Oliveira, Fernando Alves1691PORF+12N5B3N14B1.014.014.03.001601-9.4
26Nascimento, Jose Rafael0POR2N=23B=31N15B22N1.011.011.51.2512460.0
27Pascoal, David0POR8B14N22B+32B21N1.010.010.00.007340.0
28Mota, Caio Afonso1507POR5BF12B+33N16B1.010.010.00.001011-18.4
29Torres, Goncalo0PORF5N=20B18NF0.59.09.01.0016200.0
30Mateus, Pedro1476PORF7N18B=23BF0.58.58.51.001342-14.0
31Santos, Joao Pedro Sousa0PORF16N=26BF13B0.57.07.00.508350.0
32Insinga, William0POR4B11N21B27N0.09.010.00.008010.0
33Barros, Daniel0POR9N15BF28B23N0.09.09.00.007890.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets