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XXI Campeonato Amapaense de Xadrez Absoluto CAXA 2026 Etapa 1

Open SwissStandard

24 players participated in this 6-round tournament, held from 26 Mar 2026 to 29 Mar 2026 in Macapa AP, Brazil. Top 10 Elo average was 1782, and top seed was Argemiro Braga Guara Neto (πŸ‡§πŸ‡· BRA, 1971).

Victor Montero Del Aguila (πŸ‡§πŸ‡· BRA, 1936) won with 5.0/6, ahead of Danilo H Mendonca Assuncao (5.0) and Marcos Paulo De Souza Monteiro (4.0). Del Aguila won on tie-break after catching the field in the final round.

The biggest upset came in round 3: Danilo H Mendonca Assuncao (1729) beat Victor Montero Del Aguila (1936), a +207-point gap.

Location
πŸ‡§πŸ‡·Macapa AP, Brazil
Dates
26 Mar 2026 β†’ 29 Mar 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss Β· 6 rounds
Top seed
πŸ‡§πŸ‡·Argemiro Braga Guara Neto1971
Avg top 10
1,782
Participants
24
Federations Β· 1 represented
πŸ‡§πŸ‡·BrazilΓ—13
Top 3

How it unfolded

Top 6 Β· 6 rounds

Tight race until R5; 2 players tied at 5.0/6, decided on Buchholz. Title race narrowed from 2 co-leaders at R4 to 2 at the finish.

Co-leaders
12
3
2
2
1
2
1.534.56R1R2R3R4R5R6
Assuncao5Del Aguila5De Souza Monteiro4Gregorio4Ribeiro4Souza4
R5–R6 Β· LEAD HELD

Danilo H Mendonca Assuncao held the sole lead from R5 through R6 without losing it.

R6 Β· TIEBREAK CLUSTER

2 players finish on 5.0/6. Del Aguila takes the title on Buchholz Cut1 (20.0).

R3 Β· HEAD-TO-HEAD Β· WINNER VS 2ND

Danilo H Mendonca Assuncao beat Victor Montero Del Aguila (White).

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1Danilo H Mendonca Assuncao*
1
Β½
β€”
2Victor Montero Del Aguila
0
*β€”
1
3Marcos Paulo De Souza Monteiro
Β½
β€”*β€”
4Joanderson Olimpio Gregorioβ€”
0
β€”*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΞ”
1Del Aguila, Victor Montero1936BRA+8N+11Bβˆ’2N+15B+4N+5B5.020.022.517.501938+0.4
2Assuncao, Danilo H Mendonca1729BRA+15N+12B+1B=5N+10B=3N5.019.021.517.502055+67.6
3De Souza Monteiro, Marcos Paulo1959BRA+22B=7N+6B=16N=5B=2B4.019.520.512.751801-16.8
4Gregorio, Joanderson Olimpio1815BRA+9B=6N=16B+19Nβˆ’1B+13N4.018.520.512.251773-14.4
5Souza, Luiz Andre Silva De1742BRA+23B+18N+19B=2B=3Nβˆ’1N4.018.519.510.001804+12.4
6Ribeiro, Renan Rego1591BRA+20N=4Bβˆ’3N+18B+11N=7B4.017.519.511.501770+33.6
7Silva, Guilherme Melo Da1612BRA+17N=3Bβˆ’10N+20B+12B=6N4.016.518.511.501662+4.8
8Santos, Douglas Kaue Souza0BRAβˆ’1B+14N+?Bβˆ’10N+16B+19N4.015.515.57.5018280.0
9Domingues, Arthur Smith0BRAβˆ’4N+17Bβˆ’20N+21B+14N+10B4.014.516.510.501831+12.4
10Alves, Josue Pires1811BRA+13NF+7B+8Bβˆ’2Nβˆ’9N3.020.022.011.001671-7.4
11De Jesus, Debora Jamilly Goes1656BRA+14Bβˆ’1N+13B=12Nβˆ’6B=16N3.018.020.58.751560-15.6
12FIDE 5380912320β€”+24Nβˆ’2N+22B=11Bβˆ’7N=15B3.015.515.53.7513930.0
13FIDE 447607950β€”βˆ’10B+21Nβˆ’11N+17B+20Nβˆ’4B3.014.516.56.509730.0
14FIDE 5380912590β€”βˆ’11Nβˆ’8B+24N+?Bβˆ’9B+23N3.012.012.01.008560.0
15FIDE 5380980400β€”βˆ’2B+22N+18Bβˆ’1Nβˆ’19B=12N2.517.518.55.009520.0
16Guara Neto, Argemiro Braga1971BRAF+24B=4N=3Bβˆ’8N=11B2.515.015.05.501822-10.8
17FIDE 5380913300β€”βˆ’7Bβˆ’9N+23Bβˆ’13N=18N+?B2.514.514.52.258120.0
18FIDE 5380911270β€”+?Nβˆ’5Bβˆ’15Nβˆ’6N=17B+24B2.513.013.01.258670.0
19Alencar, Victor Tupac Lima1592BRA+21BFβˆ’5Nβˆ’4B+15Nβˆ’8B2.017.519.54.50997-19.2
20FIDE 5380980590β€”βˆ’6B+23N+9Bβˆ’7Nβˆ’13Bβˆ’21N2.017.018.05.008020.0
21FIDE 5380912400β€”βˆ’19Nβˆ’13BFβˆ’9N+22B+20B2.012.012.03.007920.0
22FIDE 5380911430β€”βˆ’3Nβˆ’15Bβˆ’12N+24Bβˆ’21NF1.011.511.50.0011590.0
23FIDE 5380912160β€”βˆ’5Nβˆ’20Bβˆ’17NF+?Nβˆ’14B1.011.511.50.009420.0
24FIDE 5380980670β€”βˆ’12Bβˆ’16Nβˆ’14Bβˆ’22NFβˆ’18N0.012.012.00.0011710.0

Key insights

Biggest movers and upsets β€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
XXI Campeonato Amapaense de Xadrez Absoluto CAXA 2026 Etapa 1 β€” Macapa AP, Brazil | Chess Tournament Results | ChessStats