Torneo Abierto Nacional "Camballito" - 2025
Open SwissStandard
68 players participated in this 7-round tournament, held from 12 Sept 2025 to 14 Sept 2025 in Santa Cruz, Bolivia. 9 titled players. Top 10 Elo average was 2045, and top seed was Fernando Bolanos (🇧🇴 BOL, FM, 2226).
Jonny Cueto (🇧🇴 BOL, IM, 2113) won with 6.0/7, ahead of Ariel Martinez (5.5) and Fernando Bolanos (5.5). Cueto shared the lead from round 6 and broke clear in the final round.
The biggest upset came in round 7: Jhoana Velarde Alarcon (1720) beat Daniel Titichoca Daza (CM, 2122), a +402-point gap.
Location
🇧🇴Santa Cruz, Bolivia
Dates
12 Sept 2025 → 14 Sept 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Titled players · 9
IM×1
FM×1
CM×5
WFM×1
WCM×1
Federations · 1 represented
🇧🇴Bolivia×63
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsIM Jonny Cueto led from R4; +0.5-point edge over the runner-up.
Co-leaders
25
8
4
1
1
2
1
R5 · LEADER CHANGE13 Sept
CM Ariel Martinez takes the sole lead (4.5/5).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
IM Jonny Cueto beat FM Fernando Bolanos (White).
WIN STREAKS · 3 top finishers
IM Jonny Cueto 4 wins (R1–R4)FM Fernando Bolanos 3 wins (R1–R3)CM Ariel Martinez 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1IMJonny Cueto | * | 1 | 0 | — |
| 2FMFernando Bolanos | 0 | * | — | — |
| 3CMAriel Martinez | 1 | — | * | — |
| 4CMJavier A. Monroy G. | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Cueto, JonnyIM | 2113 | BOL | +23N | +6B | +22N | +3B | −2N | +18N | +4B | 6.0 | 29.0 | 33.0 | 27.50 | 2249 | +12.1 |
| 2 | Martinez, ArielCM | 2121 | BOL | +33B | +14N | +10B | =18N | +1B | −4N | +9B | 5.5 | 28.5 | 31.5 | 24.50 | 2143 | +6.8 |
| 3 | Bolanos, FernandoFM | 2226 | BOL | +47B | +19N | +21B | −1N | =18B | +36N | +12B | 5.5 | 25.5 | 28.0 | 20.00 | 2183 | -3.2 |
| 4 | Yucra Valdes, Diego AlonsoCM | 1964 | BOL | +25N | =20B | +11N | =5B | +15N | +2B | −1N | 5.0 | 29.5 | 33.5 | 23.00 | 2017 | +28.4 |
| 5 | Monroy G., Javier A.CM | 2033 | BOL | +59B | =29N | +16B | =4N | =36B | =9N | +19B | 5.0 | 24.5 | 26.0 | 18.00 | 1942 | -11.2 |
| 6 | Velarde Alarcon, Jhoana | 1720 | BOL | +53B | −1N | +52B | +24N | −9B | +30N | +18B | 5.0 | 24.0 | 26.0 | 15.50 | 1932 | +72.0 |
| 7 | Cazorla Herrera, Rudy Daniel | 1886 | BOL | =45B | +41N | +13B | =28B | =31N | =19N | +16B | 5.0 | 23.0 | 25.5 | 18.75 | 1867 | +0.4 |
| 8 | Coro, SoledadWCM | 1739 | BOL | +48B | −18N | F | +61B | +46N | +55B | +23N | 5.0 | 16.5 | 17.5 | 12.00 | 1904 | +22.2 |
| 9 | Yepez Montenegro, Gloria LuzWFM | 1926 | BOL | +35N | −22B | +46N | +17B | +6N | =5B | −2N | 4.5 | 27.0 | 29.5 | 17.50 | 1852 | -7.0 |
| 10 | Achocalla Huaipara, Pavel Andres | 1820 | BOL | +32N | +17B | −2N | +55B | =20N | =11B | =13N | 4.5 | 26.5 | 28.5 | 16.50 | 1813 | +0.2 |
| 11 | Paco Vargas, Jhon Erick | 1706 | BOL | +37B | =12N | −4B | +45N | +21B | =10N | =26B | 4.5 | 25.0 | 27.5 | 16.00 | 1903 | +60.0 |
| 12 | Almendras Cortez, Elias | 2009 | BOL | +46N | =11B | −20N | +33B | +22N | +31B | −3N | 4.5 | 24.5 | 27.0 | 15.25 | 1846 | -20.4 |
| 13 | Amelunge Moreno, Oscar Alejandro | 1676 | BOL | =51N | +34B | −7N | +60B | =14B | +24N | =10B | 4.5 | 23.0 | 24.5 | 14.00 | 1780 | +28.4 |
| 14 | Salvatierra Zelada, Lucio Alfredo | 1710 | BOL | +40N | −2B | +50N | =59B | =13N | +44B | =15N | 4.5 | 23.0 | 24.5 | 13.75 | 1758 | +12.4 |
| 15 | Aguilar Rios, Luis Daniel | 1768 | BOL | +38B | +67N | −18B | +30N | −4B | +54N | =14B | 4.5 | 22.0 | 22.5 | 11.25 | 1820 | +15.6 |
| 16 | Rodriguez Barrientos, Johan Raziel | 1754 | BOL | =34N | +58B | −5N | +48B | +59N | +28B | −7N | 4.5 | 21.0 | 22.5 | 11.00 | 1791 | +13.7 |
| 17 | Frederiksen, Eguil E. | 1650 | BOL | +62B | −10N | +38B | −9N | =35B | +45N | +54B | 4.5 | 19.5 | 20.5 | 10.00 | 1699 | +7.8 |
| 18 | Titichoca Daza, DanielCM | 2122 | BOL | +27N | +8B | +15N | =2B | =3N | −1B | −6N | 4.0 | 31.5 | 35.5 | 19.00 | 1966 | -20.2 |
| 19 | Velez Solano, John | 1728 | BOL | +49N | −3B | +25N | +23B | =28N | =7B | −5N | 4.0 | 27.0 | 29.5 | 14.75 | 1845 | +40.0 |
| 20 | Moscoso Paz, Esther Angela | 1696 | BOL | +56B | =4N | +12B | =21N | =10B | =26N | F | 4.0 | 25.5 | 27.5 | 15.25 | 1991 | +74.0 |
| 21 | Laura Cabrera, Jhon Magno | 1953 | BOL | +39B | +24N | −3N | =20B | −11N | +43B | =22N | 4.0 | 25.0 | 28.0 | 14.00 | 1771 | -52.8 |
| 22 | Rocha Michel, Jose Ignacio | 1654 | BOL | +65B | +9N | −1B | +51N | −12B | =50N | =21B | 4.0 | 23.5 | 24.5 | 10.75 | 1816 | +31.6 |
| 23 | Bravo Vaquera, Sandro | 1562 | BOL | −1B | +53N | +68B | −19N | +51B | +29N | −8B | 4.0 | 22.5 | 23.0 | 8.00 | 1637 | +7.4 |
| 24 | Barros Jardi Arce, Sarai | 1650 | BOL | +64N | −21B | +61N | −6B | +25N | −13B | +40N | 4.0 | 21.5 | 22.5 | 9.00 | 1594 | -17.2 |
| 25 | Baspineiro F, Maria Fernanda | 1524 | BOL | −4B | +56N | −19B | +37N | −24B | +51N | +55N | 4.0 | 20.0 | 22.0 | 9.00 | 1542 | +0.4 |
| 26 | Salazar Salinas, Rodrigo | 1850 | BOL | F | =54N | =30B | +47N | +29B | =20B | =11N | 4.0 | 20.0 | 20.0 | 13.00 | 1795 | -15.6 |
| 27 | Bernachi Menacho, Letizia | 1602 | BOL | −18B | +45N | −51B | =53N | =48N | +61B | +42N | 4.0 | 16.0 | 17.0 | 8.75 | 1637 | +5.6 |
| 28 | Magne Alcoba, Yonatan Israel | 1985 | BOL | +52B | =30N | +29B | =7N | =19B | −16N | F | 3.5 | 24.5 | 26.5 | 11.75 | 1774 | -55.6 |
| 29 | Tito Ramirez, Jorge Alberto | 1700 | BOL | +42N | =5B | −28N | +34B | −26N | −23B | +49B | 3.5 | 22.5 | 25.0 | 11.00 | 1669 | -7.2 |
| 30 | Cortez Chuviru, Gael Marbel | 1652 | BOL | +57N | =28B | =26N | −15B | +52N | −6B | =33N | 3.5 | 22.0 | 24.0 | 9.25 | 1680 | +4.8 |
| 31 | Cordero, Jhasith | 1701 | BOL | F | F | +39B | +41N | =7B | −12N | +50B | 3.5 | 18.0 | 18.0 | 11.00 | 1857 | +20.0 |
| 32 | Vargas Garzon, Isabella | 1478 | BOL | −10B | +62N | F | =54B | −55N | +66B | +41N | 3.5 | 13.5 | 13.5 | 6.00 | 1598 | +20.8 |
| 33 | Rocha Mamani, Michael | 1573 | BOL | −2N | F | +35B | −12N | =34B | +48N | =30B | 3.0 | 22.0 | 22.0 | 8.75 | 1668 | +24.8 |
| 34 | Acapa Mamani, Tabita Maya | 1470 | BOL | =16B | −13N | +43B | −29N | =33N | −41B | +63N | 3.0 | 21.5 | 22.5 | 7.75 | 1519 | +11.6 |
| 35 | Ventura Guzman, Laia Isabella | 1493 | BOL | −9B | +65N | −33N | +42B | =17N | F | =36B | 3.0 | 19.5 | 20.5 | 7.75 | 1529 | +2.4 |
| 36 | Monroy Carrizo, JavierCM | 1779 | BOL | F | +43N | F | +44B | =5N | −3B | =35N | 3.0 | 19.5 | 19.5 | 10.00 | 1840 | +6.8 |
| 37 | Arancibia Orellana, Jenner | 0 | BOL | −11N | −46B | +64N | −25B | +57N | +52B | −44N | 3.0 | 18.0 | 19.0 | 5.00 | 1340 | 0.0 |
| 38 | Maquera Soto, Benjamin | 1477 | BOL | −15N | +64B | −17N | +66B | −44N | −40B | +57N | 3.0 | 18.0 | 19.0 | 4.00 | 869 | -30.4 |
| 39 | Ramos Cano, Lia Brissa | 1511 | BOL | −21N | +57B | −31N | +40B | −54N | −42B | +61N | 3.0 | 17.5 | 18.5 | 6.00 | 1488 | -9.2 |
| 40 | Aliaga Ortiz, Jorge Enrique | 0 | BOL | −14B | −59N | +65B | −39N | +63B | +38N | −24B | 3.0 | 17.0 | 18.0 | 5.00 | 1342 | 0.0 |
| 41 | Castille, Guillaume Sylvain | 1632 | BOL | +63N | −7B | +66N | −31B | F | +34N | −32B | 3.0 | 17.0 | 17.0 | 5.00 | 1442 | -40.0 |
| 42 | Arancibia Vallejos, Emily Rosario | 0 | BOL | −29B | −52N | +62B | −35N | +67B | +39N | −27B | 3.0 | 16.5 | 17.0 | 4.50 | 1329 | 0.0 |
| 43 | Yupanqui Zapata, Rodrigo | 1542 | BOL | F | −36B | −34N | +56N | +53B | −21N | +47B | 3.0 | 16.5 | 16.5 | 6.50 | 1572 | +1.6 |
| 44 | Suarez Antelo, Jesus | 1584 | BOL | F | F | +67B | −36N | +38B | −14N | +37B | 3.0 | 14.0 | 14.0 | 6.50 | 1530 | -4.8 |
| 45 | Dominguez Monrroy, Axel | 1484 | BOL | =7N | −27B | +58N | −11B | +60N | −17B | F | 2.5 | 22.5 | 24.0 | 6.00 | 1390 | -16.4 |
| 46 | Joffre Marino, Cristhian Adrian | 1541 | BOL | −12B | +37N | −9B | +63N | −8B | =49N | F | 2.5 | 22.0 | 23.0 | 5.25 | 1443 | -21.2 |
| 47 | Pusarico Garcia, Marie Jane | 1602 | BOL | −3N | +49B | =60N | −26B | −50N | +58B | −43N | 2.5 | 19.5 | 21.0 | 5.25 | 1429 | -48.4 |
| 48 | Montoya Mercado, Julio Cesar | 1464 | BOL | −8N | +63B | F | −16N | =27B | −33B | +66N | 2.5 | 18.5 | 18.5 | 4.00 | 1343 | -10.2 |
| 49 | Verastigue Quispe, Alexsander | 1449 | BOL | −19B | −47N | +56B | F | +58N | =46B | −29N | 2.5 | 16.5 | 18.5 | 5.25 | 1321 | -21.2 |
| 50 | Rocha Vivanco, Victor Ezequiel | 1500 | BOL | F | F | −14B | +68N | +47B | =22B | −31N | 2.5 | 15.0 | 15.0 | 5.00 | 1580 | +14.8 |
| 51 | Cabrera Rojas, Ariel Anibal | 0 | BOL | =13B | F | +27N | −22B | −23N | −25B | =53N | 2.0 | 22.5 | 22.5 | 7.25 | 1447 | 0.0 |
| 52 | Guerra Llave, Selina Brigitte | 1534 | BOL | −28N | +42B | −6N | F | −30B | −37N | +56B | 2.0 | 20.5 | 22.5 | 5.00 | 969 | -27.2 |
| 53 | Maquera Soto, Abigail Katherine | 1411 | BOL | −6N | −23B | +57N | =27B | −43N | −60B | =51B | 2.0 | 20.0 | 21.5 | 5.00 | 1285 | -21.6 |
| 54 | Vargas Garzon, Maximiliano | 1652 | BOL | F | =26B | F | =32N | +39B | −15B | −17N | 2.0 | 19.5 | 19.5 | 6.75 | 1580 | -20.4 |
| 55 | Montenegro Vilches, Lucas Enrique | 1637 | BOL | +60B | F | F | −10N | +32B | −8N | −25B | 2.0 | 18.5 | 18.5 | 5.00 | 1447 | -39.6 |
| 56 | Bustillos Villca, Felix | 0 | BOL | −20N | −25B | −49N | −43B | +64N | +62B | −52N | 2.0 | 16.5 | 17.5 | 2.00 | 750 | 0.0 |
| 57 | Flores Avila, Flor Jeannette | 0 | BOL | −30B | −39N | −53B | +62N | −37B | +67N | −38B | 2.0 | 15.5 | 16.0 | 1.50 | 714 | 0.0 |
| 58 | Rivas Brito, Juan Carlos | 0 | BOL | F | −16N | −45B | +67N | −49B | −47N | +68B | 2.0 | 13.0 | 13.0 | 1.00 | 773 | 0.0 |
| 59 | Torrez Condarco, Khaled Ramiro | 1553 | BOL | −5N | +40B | F | =14N | −16B | F | F | 1.5 | 25.0 | 26.5 | 5.25 | 1535 | -5.2 |
| 60 | Ponce Pacheco, Gerardo Lenin | 0 | BOL | −55N | F | =47B | −13N | −45B | +53N | F | 1.5 | 15.0 | 15.0 | 3.25 | 1415 | 0.0 |
| 61 | Duran Machico, Arturo | 1458 | BOL | F | F | −24B | −8N | +65B | −27N | −39B | 1.0 | 17.0 | 17.0 | 1.00 | 827 | -45.6 |
| 62 | FIDE 3365450 | 0 | — | −17N | −32B | −42N | −57B | F | −56N | +65B | 1.0 | 16.0 | 16.0 | 1.00 | 764 | 0.0 |
| 63 | FIDE 3371131 | 0 | — | −41B | −48N | F | −46B | −40N | +65N | −34B | 1.0 | 15.0 | 15.0 | 1.00 | 728 | 0.0 |
| 64 | FIDE 3371123 | 0 | — | −24B | −38N | −37B | −65N | −56B | =68N | =67B | 1.0 | 13.5 | 14.0 | 0.50 | 763 | 0.0 |
| 65 | FIDE 3371107 | 0 | — | −22N | −35B | −40N | +64B | −61N | −63B | −62N | 1.0 | 13.0 | 14.0 | 1.00 | 735 | 0.0 |
| 66 | Duran Machico, Dayan Ayrton | 0 | BOL | F | F | −41B | −38N | +68B | −32N | −48B | 1.0 | 12.5 | 12.5 | 0.50 | 712 | 0.0 |
| 67 | FIDE 3371140 | 0 | — | F | −15B | −44N | −58B | −42N | −57B | =64N | 0.5 | 15.5 | 15.5 | 0.50 | 879 | 0.0 |
| 68 | Tineo Cuellar, Hope Antonella | 0 | BOL | F | F | −23N | −50B | −66N | =64B | −58N | 0.5 | 10.5 | 10.5 | 0.50 | 732 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Moscoso Paz, Esther AngelaBOL+74.04.0 pts · #26
- 2Velarde Alarcon, JhoanaBOL+72.05.0 pts · #5
- 3Paco Vargas, Jhon ErickBOL+60.04.5 pts · #20
Top rating losers
- 1Magne Alcoba, Yonatan IsraelBOL-55.63.5 pts · #19
- 2Laura Cabrera, Jhon MagnoBOL-52.84.0 pts · #15
- 3Pusarico Garcia, Marie JaneBOL-48.42.5 pts · #40
Biggest upsets
- R7+402 Elo gap
- R3+313 Elo gap
- R2+272 Elo gap