CChessStats

Clasificatorio al Sudamericano 2025, Sub-20 Absoluto

Open SwissStandard

10 players participated in this 7-round tournament, held from 11 Jul 2025 to 13 Jul 2025 in Oruro, Bolivia. 1 titled players. Top 10 Elo average was 1383, and top seed was Maveric Mayta Aiza (🇧🇴 BOL, CM, 2180).

Maveric Mayta Aiza (🇧🇴 BOL, CM, 2180) won with 6.0/7, ahead of Rafael Villca Pereira (5.5) and Rudy Daniel Cazorla Herrera (5.0). Mayta Aiza won solo starting round 3.

Location
🇧🇴Oruro, Bolivia
Dates
11 Jul 2025 → 13 Jul 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Top seed
🇧🇴CMMaveric Mayta Aiza2180
Avg top 10
1,383
Participants
10
Titled players · 1
CM×1
Federations · 1 represented
🇧🇴Bolivia×10
Top 3

How it unfolded

Top 6 · 7 rounds

CM Maveric Mayta Aiza led from R3; +0.5-point edge over the runner-up.

Co-leaders
4
2
1
1
1
1
1
23.55.57R1R2R3R4R5R6R7
Mayta Aiza6Villca Pereira5.5Cazorla Herrera5Achocalla Huaipara3.5Ruiz Achacollo3.5Condori Rodriguez3
R3–R7 · LEAD HELD

CM Maveric Mayta Aiza held the sole lead from R3 through R7 without losing it.

R3 · HEAD-TO-HEAD · WINNER VS 2ND

CM Maveric Mayta Aiza beat Rafael Villca Pereira (Black).

WIN STREAKS · 3 top finishers

CM Maveric Mayta Aiza 6 wins (R1–R6)Rafael Villca Pereira 3 wins (R5–R7)Rudy Daniel Cazorla Herrera 3 wins (R5–R7)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1CMMaveric Mayta Aiza*
1
1
1
2Rafael Villca Pereira
0
*
1
½
3Rudy Daniel Cazorla Herrera
0
0
*
1
4Pavel Andres Achocalla Huaipara
0
½
0
*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6R7PtsBu C1BuSBPerfΔ
1Mayta Aiza, MavericCM2180BOL+6N+4B+2N+3N+5B+7BF6.023.525.023.502609+20.7
2Villca Pereira, Rafael1850BOL+7N+3B−1B=4N+6B+5N+9N5.524.025.017.251940+31.2
3Cazorla Herrera, Rudy Daniel1853BOL+9B−2N+8N−1B+4B+10N+6B5.020.521.510.001851+2.2
4Achocalla Huaipara, Pavel Andres1811BOL+10B−1N+6B=2B−3NF+7N3.524.025.09.751774-4.4
5Ruiz Achacollo, Jose Damir1624BOL=8N−6B+7N+9B−1N−2B+10N3.520.021.05.751602-11.2
6Condori Rodriguez, Asael1544BOL−1B+5N−4N+10B−2N+9B−3N3.024.525.55.501640+21.2
7Argote Nunez, Eduardo Erick1458BOL−2B+10N−5B+8B+9N−1N−4B3.021.022.03.501486+2.4
8Iquise Chumacero, Jose Miguel0BOL=5B+9N−3B−7N−10BFF1.522.023.02.7515210.0
9Ortiz Marcelo, Andy Cristofer1510BOL−3N−8B+10N−5N−7B−6N−2B1.021.522.51.00863-65.2
10Escobar Tronconi, Miguel Angel0BOL−4N−7B−9B−6N+8N−3B−5B1.019.520.51.508310.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers