IRT "Aniversario ADASC"
Open SwissStandard
29 players participated in this 7-round tournament, held from 18 Jul 2025 to 20 Jul 2025 in Santa Cruz, Bolivia. 4 titled players from 2 federations. Top 10 Elo average was 1871, and top seed was Ariel Martinez (🇧🇴 BOL, CM, 2133).
Ariel Martinez (🇧🇴 BOL, CM, 2133) won with 6.0/7, ahead of Jonny Cueto (5.5) and Yonatan Israel Magne Alcoba (5.0). Martinez shared the lead from round 6 and broke clear in the final round.
The biggest upset came in round 2: Yonatan Israel Magne Alcoba (1819) beat Ariel Martinez (CM, 2133), a +314-point gap.
Location
🇧🇴Santa Cruz, Bolivia
Dates
18 Jul 2025 → 20 Jul 2025
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Titled players · 4
IM×1
CM×3
Federations · 2 represented
🇧🇴Bolivia×27
🇪🇸Spain×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsCM Ariel Martinez led from R7; +0.5-point edge over the runner-up.
Co-leaders
10
6
2
1
1
3
1
R7 · LEADER CHANGE20 Jul
CM Ariel Martinez takes the sole lead (6.0/7).
R6 · HEAD-TO-HEAD · WINNER VS 2ND
CM Ariel Martinez beat IM Jonny Cueto (Black).
WIN STREAKS · 2 top finishers
CM Ariel Martinez 5 wins (R3–R7)IM Jonny Cueto 5 wins (R1–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1CMAriel Martinez | * | 1 | 1 | 1 |
| 2IMJonny Cueto | 0 | * | — | ½ |
| 3Jhon Magno Laura Cabrera | 0 | — | * | ½ |
| 4CMDiego Alonso Yucra Valdes | 0 | ½ | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Martinez, ArielCM | 2133 | BOL | +8B | −3N | +21B | +5B | +13N | +2N | +4B | 6.0 | 28.0 | 30.0 | 25.00 | 2157 | +5.4 |
| 2 | Cueto, JonnyIM | 2113 | BOL | +16N | +18B | +6N | +3B | +7N | −1B | =5N | 5.5 | 28.5 | 31.0 | 22.50 | 2066 | -1.7 |
| 3 | Magne Alcoba, Yonatan Israel | 1819 | BOL | +22N | +1B | +11N | −2N | +9B | −5B | +17N | 5.0 | 27.5 | 29.5 | 19.00 | 1968 | +54.4 |
| 4 | Laura Cabrera, Jhon Magno | 1891 | BOL | +21N | +7B | =5N | =13B | +14N | +6B | −1N | 5.0 | 27.0 | 29.0 | 18.75 | 1921 | +18.4 |
| 5 | Yucra Valdes, Diego AlonsoCM | 1914 | BOL | +29B | +23N | =4B | −1N | +12B | +3N | =2B | 5.0 | 27.0 | 27.0 | 15.75 | 1988 | +35.2 |
| 6 | Velarde Alarcon, Jhoana | 1839 | BOL | +14B | +26N | −2B | +15N | +10B | −4N | +8B | 5.0 | 24.5 | 25.5 | 15.00 | 1899 | +20.0 |
| 7 | Navia Rocha, Oscar | 1691 | BOL | +28B | −4N | +24B | +8N | −2B | +13N | =9B | 4.5 | 23.5 | 23.5 | 11.00 | 1793 | +15.2 |
| 8 | Ordonez Miranda, Jose Herlang | 1624 | BOL | −1N | +22B | +20N | −7B | +21N | +14B | −6N | 4.0 | 23.0 | 25.0 | 9.50 | 1713 | +29.2 |
| 9 | Salvatierra Zelada, Lucio Alfredo | 1685 | BOL | F | +12N | =15B | +17B | −3N | +16B | =7N | 4.0 | 22.0 | 22.0 | 13.25 | 1763 | +25.2 |
| 10 | Monroy Carrizo, JavierCM | 1810 | BOL | =12B | −13N | +25B | +23N | −6N | =11B | +16N | 4.0 | 21.0 | 22.0 | 9.75 | 1678 | -19.6 |
| 11 | Tito Ramirez, Jorge Alberto | 1698 | BOL | =25N | +19B | −3B | −12N | +18B | =10N | +22B | 4.0 | 19.5 | 20.5 | 9.50 | 1701 | +1.8 |
| 12 | Bernachi Menacho, Letizia | 1462 | BOL | =10N | −9B | +19N | +11B | −5N | −17B | +20N | 3.5 | 22.5 | 25.0 | 11.00 | 1658 | +64.4 |
| 13 | Paco Vargas, Jhon Erick | 1683 | BOL | +27N | +10B | F | =4N | −1B | −7B | +21N | 3.5 | 21.5 | 21.5 | 8.50 | 1804 | +26.8 |
| 14 | Torrez Condarco, Khaled Ramiro | 1536 | BOL | −6N | +27B | +23B | +18N | −4B | −8N | −15B | 3.0 | 21.5 | 21.5 | 4.50 | 1628 | +23.6 |
| 15 | Frederiksen, Eguil E. | 1666 | BOL | F | +25B | =9N | −6B | −17N | =20B | +14N | 3.0 | 18.5 | 18.5 | 7.25 | 1549 | -16.0 |
| 16 | Rivas Ramos, Ivan | 1607 | BOL | −2B | −24N | +22B | +27N | +26B | −9N | −10B | 3.0 | 18.0 | 18.0 | 3.00 | 1457 | -40.8 |
| 17 | Suarez Antelo, Jesus | 1581 | BOL | F | F | +26B | −9N | +15B | +12N | −3B | 3.0 | 16.5 | 16.5 | 7.50 | 1659 | +8.0 |
| 18 | Moscoso Paz, Esther Angela | 1721 | BOL | +24B | −2N | F | −14B | −11N | =19B | +25N | 2.5 | 17.5 | 17.5 | 3.75 | 1509 | -58.4 |
| 19 | Arellano Sejas, Ana Valeria | 1507 | BOL | F | −11N | −12B | =25N | =24B | =18N | +26B | 2.5 | 13.5 | 13.5 | 3.50 | 1386 | -25.6 |
| 20 | Montoya Mercado, Julio Cesar | 1465 | BOL | −23B | +29N | −8B | −26N | +27B | =15N | −12B | 2.5 | 13.5 | 13.5 | 1.50 | 1469 | -0.8 |
| 21 | Baspineiro F, Maria Fernanda | 1543 | BOL | −4B | F | −1N | +24N | −8B | +26N | −13B | 2.0 | 21.0 | 21.0 | 2.50 | 1476 | -21.2 |
| 22 | Orellana Dominguez, Diego Alexander | 1545 | BOL | −3B | −8N | −16N | F | +25B | +23B | −11N | 2.0 | 19.0 | 19.0 | 3.00 | 1466 | -18.8 |
| 23 | Vilanova Ramos, Juan Manuel | 1776 | ESP | +20N | −5B | −14N | −10B | F | −22N | +27B | 2.0 | 16.5 | 16.5 | 2.50 | 1414 | -44.2 |
| 24 | Miranda Hidalgo, Gabriel Rene | 1437 | BOL | −18N | +16B | −7N | −21B | =19N | F | F | 1.5 | 14.5 | 14.5 | 4.25 | 1464 | +4.4 |
| 25 | Arduz Rengel, Sofia | 0 | BOL | =11B | −15N | −10N | =19B | −22N | F | −18B | 1.0 | 18.0 | 18.0 | 3.25 | 1384 | 0.0 |
| 26 | Verastigue Quispe, Alexsander | 0 | BOL | F | −6B | −17N | +20B | −16N | −21B | −19N | 1.0 | 18.0 | 18.0 | 2.50 | 1317 | 0.0 |
| 27 | Rivas Brito, Juan Carlos | 0 | BOL | −13B | −14N | F | −16B | −20N | F | −23N | 0.0 | 15.5 | 15.5 | 0.00 | 814 | 0.0 |
| 28 | FIDE 3334830 | 0 | — | −7N | F | F | F | F | F | F | 0.0 | 8.5 | 8.5 | 0.00 | 891 | 0.0 |
| 29 | Torrez Gutierrez, Juan Jose | 1560 | BOL | −5N | −20B | F | F | F | F | F | 0.0 | 7.5 | 7.5 | 0.00 | 890 | -14.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Bernachi Menacho, LetiziaBOL+64.43.5 pts · #11
- 2Magne Alcoba, Yonatan IsraelBOL+54.45.0 pts · #5
- 3Yucra Valdes, Diego AlonsoCMBOL+35.25.0 pts · #4
Top rating losers
- 1Moscoso Paz, Esther AngelaBOL-58.42.5 pts · #19
- 2Vilanova Ramos, Juan ManuelESP-44.22.0 pts · #22
- 3Rivas Ramos, IvanBOL-40.83.0 pts · #26
Biggest upsets
- R2+314 Elo gap
- R3+240 Elo gap
- R4+236 Elo gap