CChessStats

Abierto Nro 1, AJEDREZ PEON LIBRE

Open SwissStandard

15 players participated in this 6-round tournament, held from 27 Mar 2026 to 29 Mar 2026 in Luis Guillon - Buenos Aires, Argentina. Top 10 Elo average was 1835, and top seed was Tomas Castro (πŸ‡¦πŸ‡· ARG, 1959).

Tomas Castro (πŸ‡¦πŸ‡· ARG, 1959) won with 4.0/6, ahead of Santiago Sebastian Sotelo (3.5) and Tiago Yeza (3.5). Castro won solo starting round 2.

The biggest upset came in round 6: Thiago Ignacio Chocala (1747) beat Tomas Castro (1959), a +212-point gap.

Location
πŸ‡¦πŸ‡·Luis Guillon - Buenos Aires, Argentina
Dates
27 Mar 2026 β†’ 29 Mar 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss Β· 6 rounds
Top seed
πŸ‡¦πŸ‡·Tomas Castro1959
Avg top 10
1,835
Participants
15
Federations Β· 1 represented
πŸ‡¦πŸ‡·ArgentinaΓ—15
Top 3

How it unfolded

Top 6 Β· 6 rounds

Tomas Castro led from R2; +0.5-point edge over the runner-up.

Co-leaders
3
1
1
1
1
1
1.534.56R1R2R3R4R5R6
R2–R6 Β· LEAD HELD

Tomas Castro held the sole lead from R2 through R6 without losing it.

R5 Β· HEAD-TO-HEAD Β· WINNER VS 2ND

Tomas Castro drew with Santiago Sebastian Sotelo (Black).

R1–R3 Β· WIN STREAK

Tomas Castro won 3 in a row (R1–R3).

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1Tomas Castro*
Β½
β€”
1
2Santiago Sebastian Sotelo
Β½
*
1
β€”
3Mateo Nicolas Del Valle Moreyraβ€”
0
*
0
4Tiago Yeza
0
β€”
1
*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΞ”
1Castro, Tomas1959ARG+10N+8B+3N=6B=2Nβˆ’5B4.015.016.59.751980+3.6
2Sotelo, Santiago Sebastian0ARGF=5N+13B+4N=1B=8N3.513.513.59.0018600.0
3Yeza, Tiago1877ARGF+12Nβˆ’1B+11N+4B=6N3.512.512.57.001911+4.4
4Del Valle Moreyra, Mateo Nicolas0ARG=9N+11B+8Nβˆ’2Bβˆ’3N+7B3.512.013.05.2518490.0
5Chocala, Thiago Ignacio1747ARGF=2B+7N+14BF+1N3.510.010.08.252715+57.6
6Lo Presti, Roberto1949ARG+15BF+14N=1NF=3B3.09.59.54.252026+8.6
7Choque, Carlos0ARGβˆ’8B+15Nβˆ’5B+13NFβˆ’4N2.09.59.51.0017570.0
8Palladino, Alberto1864ARG+7Nβˆ’1Nβˆ’4BFF=2B1.514.014.03.751159-7.4
9Steketee, Diego1804ARG=4BFF+12NFF1.57.57.52.752383+4.4
10Romano, Guillermo1720ARGβˆ’1BFβˆ’11N+15BF=14N1.55.55.50.251720-1.2
11Rodriguez Caimmi, Facundo1772ARGFβˆ’4N+10Bβˆ’3BFF1.09.59.51.501798+1.4
12Maksimow, Nicolas1583ARGFβˆ’3B+15Nβˆ’9BFF1.06.56.50.001644+3.8
13Hernandez, Luis Crisanto1791ARGFFβˆ’2Nβˆ’7BF+15N1.06.56.50.002427+5.6
14Capuano, Gabriel1870ARGFFβˆ’6Bβˆ’5NF=10B0.58.08.00.751532-25.2
15Gonzalez, Raul1628ARGβˆ’6Nβˆ’7Bβˆ’12Bβˆ’10NFβˆ’13B0.08.58.50.00961-26.8

Key insights

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

Top rating gainers
Top rating losers
Biggest upsets
Abierto Nro 1, AJEDREZ PEON LIBRE (2026) β€” Luis Guillon - Buenos Aires, Argentina | Chess Tournament Results | ChessStats