CChessStats

2do IRT Cerrado Clasico del Rio Magdalena - Masculino

Open SwissStandard

12 players participated in this 6-round tournament, held from 22 Sept 2025 to 24 Sept 2025 in Puerto Boyaca - BOY, Colombia. 11 titled players from 4 federations. Top 10 Elo average was 2189, and top seed was Ronald Jesus Brizuela Abreu (πŸ‡»πŸ‡ͺ VEN, IM, 2292).

Ronald Jesus Brizuela Abreu (πŸ‡»πŸ‡ͺ VEN, IM, 2292) won with 5.0/6, ahead of Cesar Zuluaga Mancilla (5.0) and Julian Andres Gallego (4.5). Brizuela Abreu won on tie-break after catching the field in the final round.

The biggest upset came in round 6: Yefry Hidalgo Avila (CM, 1971) beat Jhon Edison Munoz Galvez (FM, 2222), a +251-point gap.

Location
πŸ‡¨πŸ‡΄Puerto Boyaca - BOY, Colombia
Dates
22 Sept 2025 β†’ 24 Sept 2025
Time control
Standard: 90 minutes for game with 30 seconds delay from move 1
System
Swiss Β· 6 rounds
Top seed
πŸ‡»πŸ‡ͺIMRonald Jesus Brizuela Abreu2292
Avg top 10
2,189
Participants
12
Titled players Β· 11
IMΓ—5
FMΓ—5
CMΓ—1
Federations Β· 4 represented
πŸ‡¬πŸ‡ΉGuatemalaΓ—6
πŸ‡¨πŸ‡΄ColombiaΓ—4
FIDE (no federation)Γ—1
πŸ‡»πŸ‡ͺVenezuelaΓ—1
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
5
4
1
2
1
2
1.534.56R1R2R3R4R5R6Zuluaga Mancilla takes lead
Zuluaga Mancilla5Brizuela Abreu5Gallego4.5Ramirez4.5Munoz Galvez4Rivera4
R5 Β· LEADER CHANGE24 Sept

IM Cesar Zuluaga Mancilla takes the sole lead (4.5/5).

R6 Β· TIEBREAK CLUSTER

2 players finish on 5.0/6. Brizuela Abreu takes the title on Buchholz Cut1 (9.0).

R1–R3 Β· WIN STREAK

IM Ronald Jesus Brizuela Abreu won 3 in a row (R1–R3).

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΞ”
1Brizuela Abreu, Ronald JesusIM2292VEN+9N+8B+12N=10N=7B+11N5.09.09.06.752354+5.0
2Zuluaga Mancilla, CesarIM2136COL+8N+12B=9N+11N+10B=7N5.09.09.06.502343+15.2
3Gallego, Julian AndresFM2218COL+12N+9Bβˆ’8N+7N=11B+10N4.59.09.06.502263+8.8
4Ramirez, CarlosIM2135COL+10B+11Nβˆ’7B+8B=9N+12B4.59.09.04.752263+10.3
5Munoz Galvez, Jhon EdisonFM2222COL=7B+10N=11B+9B+12Nβˆ’8B4.09.09.04.752195-1.8
6Rivera, AlbertoIM2261FID+11Bβˆ’7N=10B+12B+8N=9B4.09.09.04.252201-3.3
7Juarez Flores, Carlos A.IM2292GUA=5N+6B+4Nβˆ’3B=1N=2B3.523.027.015.502268-1.6
8Hidalgo Avila, YefryCM1971GUAβˆ’2Bβˆ’1N+3Bβˆ’4Nβˆ’6B+5N2.023.027.08.502086+30.8
9Linares Orellana, Hector JoseFM2118GUAβˆ’1Bβˆ’3N=2Bβˆ’5N=4B=6N1.523.027.06.752018-30.0
10Galvez Dastin, EduardoFM2090GUAβˆ’4Nβˆ’5B=6N=1Bβˆ’2Nβˆ’3B1.023.027.04.501938-20.8
11Giron Chavez, David EmanuelFM2123GUAβˆ’6Nβˆ’4B=5Nβˆ’2B=3Nβˆ’1B1.023.027.04.251938-25.6
12Hidalgo Avila, Yervyn1828GUAβˆ’3Bβˆ’2Nβˆ’1Bβˆ’6Nβˆ’5Bβˆ’4N0.023.027.00.001395-24.4

Key insights

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

Top rating gainers
Top rating losers
Biggest upsets
2do IRT Cerrado Clasico del Rio Magdalena - Masculino (2025) β€” Puerto Boyaca - BOY, Colombia | Chess Tournament Results | ChessStats