CChessStats

IRT Sub 1800 Septiembre 2025 Club La Florida

Open SwissStandard

12 players participated in this 5-round tournament, held on 07 Sept 2025 in La Florida, Chile. Top 10 Elo average was 1384, and top seed was Matias Marc Bustamante Chavez (🇨🇱 CHI, 1751).

Matias Marc Bustamante Chavez (🇨🇱 CHI, 1751) won with 5.0/5, ahead of Erick Yanez Gomez (3.5) and Juan Pablo Acevedo Gonzalez (3.0). Bustamante Chavez won solo starting round 3.

The biggest upset came in round 1: Sebastian Paolo Duenas Pernigotti (1425) beat Sebastian Giovanni Sanhueza Silva (1576), a +151-point gap.

Location
🇨🇱La Florida, Chile
Dates
07 Sept 2025
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇨🇱Matias Marc Bustamante Chavez1751
Avg top 10
1,384
Participants
12
Federations · 1 represented
🇨🇱Chile×11
Top 3

How it unfolded

Top 6 · 5 rounds

Matias Marc Bustamante Chavez led from R3; +1.5-point edge over the runner-up.

Co-leaders
6
3
1
1
1
1.52.545R1R2R3R4R5
Bustamante Chavez5Yanez Gomez3.5Orellana Ramos3Ipinza Cespedes3Acevedo Gonzalez3Reid Avila3
R3–R5 · LEAD HELD

Matias Marc Bustamante Chavez never relinquished the lead after R3; final gap +1.5 over the runner-up.

WIN STREAKS · 2 top finishers

Matias Marc Bustamante Chavez 5 wins (R1–R5)Erick Yanez Gomez 3 wins (R3–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1Matias Marc Bustamante Chavez*—
1
1
2Erick Yanez Gomez—*——
3Edison Orellana Ramos
0
—*
0
4Elisa Mayte Ipinza Cespedes
0
—
1
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Bustamante Chavez, Matias Marc1751CHI+5N+7B+6N+3B+4N5.012.014.014.002325+21.8
2Yanez Gomez, Erick0CHI−3N=10N+11B+9N+7B3.58.59.05.2515280.0
3Acevedo Gonzalez, Juan Pablo1498CHI+2B−8N+5B−1N+10N3.013.515.08.001559+6.0
4Orellana Ramos, Edison1615CHI+9B−6N+8B+7N−1B3.012.014.06.001606-2.0
5Reid Avila, Diego1482CHI−1B+11N−3N+10B+8B3.011.512.04.001563+16.0
6Ipinza Cespedes, Elisa Mayte1536CHI+12N+4B−1B+8NF3.010.510.55.501722+29.2
7Yanez Gonzalez, Matias Ignacio1489CHI+11B−1N+9B−4B−2N2.013.514.02.501486-1.6
8Duenas Pernigotti, Sebastian Paolo1425CHI+10B+3B−4N−6B−5N2.012.013.54.501470+11.2
9Gacitua Espinoza, Oscar Santiago1465CHI−4N+12B−7N−2B+11N2.09.09.51.00753-30.8
10Sanhueza Silva, Sebastian Giovanni1576CHI−8N=2B+12N−5N−3B1.511.512.02.25669-77.6
11FIDE 34880120—−7N−5B−2N=12B−9B0.510.511.00.256790.0
12Valenzuela Campos Sebastian Matias0CHI−6B−9N−10B=11NF0.57.07.00.257260.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets