Juegos Universitarios ASCUN Nodo Centro Ajedrez Clasico Masculino
Open SwissStandard
41 players participated in this 6-round tournament, held from 14 May 2026 to 16 May 2026 in Cajica - CUN, Colombia. 5 titled players. Top 10 Elo average was 1974, and top seed was Donaldo Londono Lopez (🇨🇴 COL, FM, 2230).
Santiago Paez Villanueva (🇨🇴 COL, 1897) won with 5.5/6, ahead of Agustin Nieto Medina (5.0) and Jacobo Puerta Rendon (4.5). Paez Villanueva shared the lead from round 4 and won solo starting round 5.
The biggest upset came in round 5: Santiago Paez Villanueva (1897) beat Donaldo Londono Lopez (FM, 2230), a +333-point gap.
Location
🇨🇴Cajica - CUN, Colombia
Dates
14 May 2026 → 16 May 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 6 rounds
Titled players · 5
FM×2
CM×3
Federations · 1 represented
🇨🇴Colombia×31
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsSantiago Paez Villanueva led from R5; +0.5-point edge over the runner-up. Title race converged from 2 co-leaders at R4 to 1 by R5.
Co-leaders
18
7
4
2
1
1
R5–R6 · LEAD HELD
Santiago Paez Villanueva held the sole lead from R5 through R6 without losing it.
WIN STREAKS · 3 top finishers
Santiago Paez Villanueva 5 wins (R1–R5)FM Agustin Nieto Medina 4 wins (R3–R6)FM Donaldo Londono Lopez 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Santiago Paez Villanueva | * | — | 1 | — |
| 2FMAgustin Nieto Medina | — | * | — | 1 |
| 3FMDonaldo Londono Lopez | 0 | — | * | — |
| 4Andres Felipe Velasquez | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Paez Villanueva, Santiago | 1897 | COL | +37B | +21N | +8B | +3N | +5B | =10N | 5.5 | 19.5 | 20.5 | 18.75 | 2259 | +76.4 |
| 2 | Nieto Medina, AgustinFM | 2074 | COL | +19N | −7B | +22N | +9B | +4B | +8N | 5.0 | 19.5 | 22.5 | 18.50 | 2035 | -1.4 |
| 3 | Puerta Rendon, JacoboCM | 2018 | COL | +38N | +9B | +11N | −1B | +7N | =5N | 4.5 | 21.5 | 22.5 | 14.75 | 2023 | +5.2 |
| 4 | Velasquez, Andres Felipe | 1983 | COL | +30N | =12B | +7N | +6B | −2N | +15B | 4.5 | 20.5 | 22.5 | 15.75 | 2021 | +7.2 |
| 5 | Londono Lopez, DonaldoFM | 2230 | COL | +22B | +16N | +17N | +18B | −1N | =3B | 4.5 | 19.5 | 22.5 | 14.75 | 2095 | -14.0 |
| 6 | Cifuentes Camacho, Miguel AngelCM | 2040 | COL | +34B | =10N | +24B | −4N | +20B | +25N | 4.5 | 16.0 | 18.0 | 11.75 | 1889 | -12.8 |
| 7 | Zapata Sanchez, Carlos Mario | 1759 | COL | +31B | +2N | −4B | +13N | −3B | +23N | 4.0 | 20.5 | 22.5 | 13.50 | 1926 | +31.2 |
| 8 | Bustamante Herrera, Mateo | 1778 | COL | +40N | +29B | −1N | +14B | +18N | −2B | 4.0 | 19.0 | 19.0 | 8.50 | 1893 | +22.4 |
| 9 | Rivera Robayo, Juan Jose | 1701 | COL | +13B | −3N | +26B | −2N | +28B | +29N | 4.0 | 18.0 | 20.0 | 10.50 | 1246 | -9.2 |
| 10 | Puerta Rendon, Josue | 1739 | COL | F | =6B | =12N | +17B | +11N | =1B | 3.5 | 20.0 | 20.0 | 13.25 | 1991 | +32.8 |
| 11 | Suarez Vera, Angel Antonio | 1783 | COL | +33B | +23N | −3B | =20N | −10B | +24N | 3.5 | 16.5 | 18.5 | 9.00 | 1670 | -13.4 |
| 12 | Rodriguez Ramirez, Johan Stiven | 1643 | COL | +26B | =4N | =10B | =25N | −17N | +27B | 3.5 | 16.0 | 18.5 | 10.25 | 1802 | +38.8 |
| 13 | Montes Arango, Juan Esteban | 0 | COL | −9N | +38B | +27N | −7B | =14N | +30B | 3.5 | 16.0 | 17.0 | 7.25 | 1589 | 0.0 |
| 14 | Medina, Juan EstebanCM | 1614 | COL | −32B | +34N | +21B | −8N | =13B | +26N | 3.5 | 15.0 | 17.0 | 9.25 | 1604 | -1.2 |
| 15 | Vargas Trujillo, Santiago | 1846 | COL | −24B | +31N | +28B | +32N | =16B | −4N | 3.5 | 15.0 | 17.0 | 8.25 | 1812 | -5.6 |
| 16 | Osorio Jaramillo, Christian Alonso | 1742 | COL | F | −5B | +37N | +29B | =15N | +18B | 3.5 | 14.0 | 14.0 | 7.75 | 1991 | +34.4 |
| 17 | Trujillo Artunduaga, Sebastian | 1848 | COL | F | +20N | −5B | −10N | +12B | +22B | 3.0 | 17.5 | 17.5 | 9.50 | 1842 | -2.8 |
| 18 | Gutierrez Pinzon, Sebastian | 1986 | COL | +28B | +32N | +25B | −5N | −8B | −16N | 3.0 | 17.0 | 19.0 | 7.00 | 1783 | -53.2 |
| 19 | Lopez Ocampo, Juan Esteban | 1567 | COL | −2B | =24N | +34B | +21N | −25B | =20N | 3.0 | 16.0 | 18.0 | 7.75 | 1693 | +20.4 |
| 20 | Diaz Sarrias, Juan Sebastian | 1642 | COL | +35N | −17B | +39N | =11B | −6N | =19B | 3.0 | 16.0 | 17.0 | 6.25 | 1617 | -9.2 |
| 21 | Duran Lopez, Arlesc | 1698 | COL | +41N | −1B | −14N | −19B | +31N | +33B | 3.0 | 16.0 | 16.0 | 4.00 | 893 | -61.6 |
| 22 | Otero Portillo, Daniel Alejandro | 1597 | COL | −5N | +40B | −2B | +31N | +36B | −17N | 3.0 | 16.0 | 16.0 | 3.50 | 1147 | -14.0 |
| 23 | Quintero Hurtado, Juan Diego | 1627 | COL | +36N | −11B | −29N | +33B | +30N | −7B | 3.0 | 13.5 | 15.0 | 5.50 | 971 | -24.4 |
| 24 | Eraso Riascos, Elkin Duvan | 0 | COL | +15N | =19B | −6N | −27B | +37N | −11B | 2.5 | 17.0 | 18.0 | 6.00 | 1624 | 0.0 |
| 25 | Ducuara Alape, Ronaldo | 1813 | COL | F | +27B | −18N | =12B | +19N | −6B | 2.5 | 16.5 | 16.5 | 7.25 | 1773 | -5.0 |
| 26 | FIDE 144483350 | 0 | — | −12N | +30B | −9N | +38B | =27N | −14B | 2.5 | 15.5 | 16.5 | 4.25 | 1325 | 0.0 |
| 27 | Vargas Naranjo, Joshua Mauricio | 1628 | COL | +39B | −25N | −13B | +24N | =26B | −12N | 2.5 | 14.5 | 15.5 | 4.75 | 928 | -29.6 |
| 28 | Contreras Baron, Kevin Daniel | 0 | COL | −18N | +41B | −15N | +39B | −9N | =36B | 2.5 | 13.0 | 13.0 | 1.75 | 1044 | 0.0 |
| 29 | Rodriguez Torres, Jordan Alejandro | 0 | COL | F | −8N | +23B | −16N | +32B | −9B | 2.0 | 16.5 | 16.5 | 5.00 | 1640 | 0.0 |
| 30 | FIDE 144483279 | 0 | — | −4B | −26N | +41B | +35N | −23B | −13N | 2.0 | 15.5 | 15.5 | 2.00 | 1005 | 0.0 |
| 31 | FIDE 144483325 | 0 | — | −7N | −15B | +38N | −22B | −21B | +40N | 2.0 | 14.5 | 14.5 | 1.00 | 925 | 0.0 |
| 32 | Vina Vaquero, Julian David | 1711 | COL | +14N | −18B | +33N | −15B | −29N | F | 2.0 | 14.0 | 15.0 | 5.50 | 1690 | -4.8 |
| 33 | Guzman Gallego, Juan David | 0 | COL | −11N | +36B | −32B | −23N | +35B | −21N | 2.0 | 13.5 | 15.0 | 3.50 | 905 | 0.0 |
| 34 | FIDE 144483260 | 0 | — | −6N | −14B | −19N | +40B | −39N | +37B | 2.0 | 13.0 | 13.0 | 1.00 | 940 | 0.0 |
| 35 | FIDE 144409524 | 0 | — | −20B | −37N | +40N | −30B | −33N | +38B | 2.0 | 9.0 | 9.0 | 1.00 | 842 | 0.0 |
| 36 | Rivera Mendivelso, Santiago | 0 | COL | −23B | −33N | F | +37B | −22N | =28N | 1.5 | 11.5 | 11.5 | 2.25 | 812 | 0.0 |
| 37 | FIDE 144483287 | 0 | — | −1N | +35B | −16B | −36N | −24B | −34N | 1.0 | 15.5 | 17.0 | 2.00 | 1020 | 0.0 |
| 38 | FIDE 144467532 | 0 | — | −3B | −13N | −31B | −26N | +40B | −35N | 1.0 | 14.5 | 14.5 | 0.00 | 1218 | 0.0 |
| 39 | FIDE 4481062 | 0 | — | −27N | F | −20B | −28N | +34B | F | 1.0 | 12.0 | 12.0 | 2.00 | 835 | 0.0 |
| 40 | FIDE 144483317 | 0 | — | −8B | −22N | −35B | −34N | −38N | −31B | 0.0 | 13.0 | 14.0 | 0.00 | 888 | 0.0 |
| 41 | FIDE 144483341 | 0 | — | −21B | −28N | −30N | F | F | F | 0.0 | 7.5 | 7.5 | 0.00 | 898 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Paez Villanueva, SantiagoCOL+76.45.5 pts · #2
- 2Rodriguez Ramirez, Johan StivenCOL+38.83.5 pts · #10
- 3Osorio Jaramillo, Christian AlonsoCOL+34.43.5 pts · #16
Top rating losers
- 1Duran Lopez, ArlescCOL-61.63.0 pts · #25
- 2Gutierrez Pinzon, SebastianCOL-53.23.0 pts · #13
- 3Vargas Naranjo, Joshua MauricioCOL-29.62.5 pts · #28
Biggest upsets
- R5+333 Elo gap
- R2+315 Elo gap
- R6+244 Elo gap