Campeonatos Argentinos Escolares. Olimpiadas Sub 15
25 players participated in this 8-round tournament, held from 18 Jul 2025 to 22 Jul 2025 in Vicente Lopez, Argentina. Top 10 Elo average was 1779, and top seed was Lautaro Rojas (🇦🇷 ARG, 2008).
Lautaro Rojas (🇦🇷 ARG, 2008) won with 8.0/8, ahead of Fernando Enrique Gil Chacon (7.0) and Luciano Joel Curcio (5.5). Rojas won solo starting round 4.
The biggest upset came in round 7: Lara Herrera (1669) beat Jacob Plazas (1933), a +264-point gap.
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How it unfolded
Top 6 · 8 roundsLautaro Rojas led from R4; +1.0-point edge over the runner-up.
Lautaro Rojas never relinquished the lead after R4; final gap +1.0 over the runner-up.
Lautaro Rojas beat Fernando Enrique Gil Chacon (Black).
Lautaro Rojas 8 wins (R1–R8)Fernando Enrique Gil Chacon 3+4 wins (R1–R3, R5–R8)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Lautaro Rojas | * | 1 | 1 | — |
| 2Fernando Enrique Gil Chacon | 0 | * | 1 | — |
| 3Luciano Joel Curcio | 0 | 0 | * | 1 |
| 4Jacob Plazas | — | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Rojas, Lautaro | 2008 | ARG | +20B | +4N | +11B | +2N | +7B | +8N | +3B | +9N | 8.0 | 35.0 | 37.0 | 37.00 | 2529 | +58.0 |
| 2 | Gil Chacon, Fernando Enrique | 1858 | ARG | +12N | +9B | +14N | −1B | +3N | +4B | +10N | +8B | 7.0 | 36.0 | 39.5 | 31.50 | 2033 | +55.2 |
| 3 | Curcio, Luciano Joel | 1920 | ARG | +13B | +15N | =7B | +5N | −2B | +11B | −1N | +4N | 5.5 | 37.5 | 40.5 | 23.25 | 1899 | -1.6 |
| 4 | Herrera, Lara | 1669 | ARG | +25N | −1B | +13N | +14B | +11N | −2N | +5B | −3B | 5.0 | 37.0 | 37.0 | 16.50 | 1838 | +48.8 |
| 5 | Plazas, Jacob | 1933 | ARG | +17N | −7B | +20N | −3B | +21N | +6B | −4N | +12B | 5.0 | 28.5 | 30.5 | 15.50 | 1701 | -68.8 |
| 6 | Ferrin , Camila | 1578 | ARG | +19N | −11B | +21N | +20B | −8B | −5N | +7B | +15N | 5.0 | 25.5 | 27.5 | 14.00 | 1714 | +36.8 |
| 7 | Soto Siles, Javier Isidoro | 1683 | ARG | +22B | +5N | =3N | +10B | −1N | −9B | −6N | +17B | 4.5 | 35.0 | 37.0 | 16.75 | 1751 | +20.8 |
| 8 | Lowe, Felipe | 1722 | ARG | +23N | −14B | +17N | +12B | +6N | −1B | =9N | −2N | 4.5 | 34.5 | 36.0 | 15.25 | 1750 | +9.2 |
| 9 | Luna, Fernando Agustin | 1587 | ARG | +21B | −2N | +16B | −11N | +22B | +7N | =8B | −1B | 4.5 | 33.0 | 35.0 | 13.75 | 1654 | +11.6 |
| 10 | Quinteros, Ismael | 1632 | ARG | −16B | +22N | +18B | −7N | +15B | +12N | −2B | =14N | 4.5 | 27.5 | 29.5 | 13.25 | 1692 | +16.0 |
| 11 | Rey, Camilo | 1765 | ARG | +18B | +6N | −1N | +9B | −4B | −3N | −14N | +21B | 4.0 | 34.0 | 36.0 | 14.00 | 1700 | -18.4 |
| 12 | Baez, Axel Ezequiel | 1529 | ARG | −2B | +24N | +15B | −8N | +16B | −10B | +20N | −5N | 4.0 | 29.0 | 30.0 | 9.00 | 1596 | +14.0 |
| 13 | Rojo Lynch, Candela | 1547 | ARG | −3N | +25B | −4B | −16N | +17N | +21B | −15N | +20B | 4.0 | 23.0 | 23.0 | 6.50 | 1600 | +10.0 |
| 14 | Picoroso Salite, Camilo | 0 | ARG | F | +8N | −2B | −4N | −19B | +22N | +11B | =10B | 3.5 | 29.5 | 29.5 | 12.75 | 1729 | 0.0 |
| 15 | Ruiz, Luna Candela | 1604 | ARG | F | −3B | −12N | +23B | −10N | +19N | +13B | −6B | 3.0 | 27.0 | 27.0 | 8.00 | 1404 | -51.6 |
| 16 | Falciola Felix, Juan Martin Augus | 0 | ARG | +10N | −17B | −9N | +13B | −12N | −20B | F | +18N | 3.0 | 24.0 | 25.5 | 11.00 | 1506 | 0.0 |
| 17 | Sonaridio, Santiago | 1565 | ARG | −5B | +16N | −8B | =19N | −13B | F | +24N | −7N | 2.5 | 25.0 | 26.0 | 5.25 | 921 | -54.8 |
| 18 | Roca, Matias | 1426 | ARG | −11N | +19B | −10N | −21B | =23N | −24N | +22B | −16B | 2.5 | 19.5 | 20.5 | 5.25 | 899 | -14.0 |
| 19 | Perez Dettler, Benicio | 0 | ARG | −6B | −18N | F | =17B | +14N | −15B | −21N | +24B | 2.5 | 19.5 | 19.5 | 5.75 | 1230 | 0.0 |
| 20 | Gimenez, Martina | 1577 | ARG | −1N | +23B | −5B | −6N | F | +16N | −12B | −13N | 2.0 | 30.5 | 30.5 | 4.50 | 915 | -71.2 |
| 21 | Medina, Paula Elena | 0 | ARG | −9N | F | −6B | +18N | −5B | −13N | +19B | −11N | 2.0 | 27.5 | 27.5 | 5.00 | 1368 | 0.0 |
| 22 | Contegiacomo, Mateo | 0 | ARG | −7N | −10B | +25N | +24B | −9N | −14B | −18N | F | 2.0 | 20.5 | 20.5 | 1.00 | 782 | 0.0 |
| 23 | FIDE 20066694 | 0 | — | −8B | −20N | +24B | −15N | =18B | F | F | F | 1.5 | 18.5 | 18.5 | 2.25 | 1260 | 0.0 |
| 24 | Ianelli, Lorenzo | 0 | ARG | F | −12B | −23N | −22N | F | +18B | −17B | −19N | 1.0 | 15.0 | 15.0 | 2.50 | 1390 | 0.0 |
| 25 | FIDE 20066716 | 0 | — | −4B | −13N | −22B | F | F | F | F | F | 0.0 | 13.0 | 13.0 | 0.00 | 808 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Rojas, LautaroARG+58.08.0 pts · #1
- 2Gil Chacon, Fernando EnriqueARG+55.27.0 pts · #2
- 3Herrera, LaraARG+48.85.0 pts · #11
- 1Gimenez, MartinaARG-71.22.0 pts · #23
- 2Plazas, JacobARG-68.85.0 pts · #4
- 3Sonaridio, SantiagoARG-54.82.5 pts · #21
- R7+264 Elo gap
- R2+250 Elo gap
- R7+105 Elo gap