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Campeonato Maranhense de Xadrez Absoluto Trofeu GM Rafael Leitao

Round-RobinStandard

10 players participated in this 9-round tournament, held from 05 Dec 2025 to 07 Dec 2025 in Sao Luis MA, Brazil. 1 titled players from 2 federations. Top 10 Elo average was 1993, and top seed was Diogenes Everton Nunes Costa (🇧🇷 BRA, 2170).

Luis Felipe Furtado Monteiro (🇧🇷 BRA, 1991) won with 6.5/9, ahead of Jefferson Luis de S. Pereira (5.5) and Diogenes Everton Nunes Costa (5.5). Monteiro shared the lead from round 6 and won solo starting round 8.

The biggest upset came in round 8: Luis Felipe Furtado Monteiro (1991) beat Diogenes Everton Nunes Costa (2170), a +179-point gap.

Location
🇧🇷Sao Luis MA, Brazil
Dates
05 Dec 2025 → 07 Dec 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Round-robin · 9 rounds
Top seed
🇧🇷Diogenes Everton Nunes Costa2170
Avg top 10
1,993
Participants
10
Titled players · 1
CM×1
Federations · 2 represented
🇧🇷Brazil×9
FIDE (no federation)×1
Top 3

How it unfolded

Top 10 · 9 rounds

Luis Felipe Furtado Monteiro led from R8 onwards, the runner-up race stayed tight. Title race converged from 3 co-leaders at R4 to 1 by R8.

Co-leaders
4
2
3
3
3
3
2
1
1
#1#2#5#10R1R2R3R4R5R6R7R8R9
R8–R9 · LEAD HELD

Luis Felipe Furtado Monteiro never relinquished the lead after R8; final gap +1.0 over the runner-up.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Luis Felipe Furtado Monteiro lost to Jefferson Luis de S. Pereira (White).

R5–R8 · WIN STREAK

Luis Felipe Furtado Monteiro won 4 in a row (R5–R8).

Cross-table

#PlayerElo12345678910PtsSBBhΔ EloPerf
1🇧🇷Monteiro, Luis Felipe Furtado1991*010½111116.525.5038.5+40.62159
2🇧🇷Pereira, Jefferson Luis de S.19301*½½½½½1015.524.2539.5+36.62080
3🇧🇷Costa, Diogenes Everton Nunes21700½*101½1½15.521.7539.5-24.42053
5🇧🇷Pontes,Israel Fillip da Silva20441½0*1½½01½5.022.5040.0-4.22030
6🇧🇷Leitao, Nicolau2069½½10*½½1½½5.022.2540.0-10.02028
4🇧🇷CMBorges, Wagner da Silva20550½0½½*11½15.018.7540.0-6.22029
7🇧🇷Almeida, Fernando Medrado20120½½½½0*0114.015.0041.0-14.81948
8🇧🇷Sousa, Antonielson do Vale19290001001*114.013.5041.0+6.81957
9🇧🇷Pinto Filho, Joao Moreira190901½0½½00*½3.014.0042.0-8.21877
10Jorge Barbosa Carvalho Junior, Renato1819000½½000½*1.56.5043.5-32.41739

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Campeonato Maranhense de Xadrez Absoluto Trofeu GM Rafael Leitao (2025) — Sao Luis MA, Brazil | Chess Tournament Results | ChessStats