Campeonato Argentino Sub18 2026 Femenino
Open SwissStandard
13 players participated in this 7-round tournament, held from 02 Apr 2026 to 05 Apr 2026 in Villa Martelli - Buenos Aires, Argentina. 2 titled players. Top 10 Elo average was 1681, and top seed was Daira Isis Veliz (🇦🇷 ARG, WCM, 1821).
Lucia Belen Izaguirre (🇦🇷 ARG, 1819) won with 5.5/7, ahead of Milagros Fernandez (4.5) and Daira Isis Veliz (4.5). Izaguirre shared the lead from round 5 and won solo starting round 6.
The biggest upset came in round 4: Macarena Pajares (1408) beat Rocio Romero (1548), a +140-point gap.
Location
🇦🇷Villa Martelli - Buenos Aires, Argentina
Dates
02 Apr 2026 → 05 Apr 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 7 rounds
Titled players · 2
WCM×2
Federations · 1 represented
🇦🇷Argentina×12
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsLucia Belen Izaguirre led from R6; +1.0-point edge over the runner-up.
Co-leaders
5
2
1
1
3
1
1
R4 · LEADER CHANGE03 Apr
WCM Daira Isis Veliz takes the sole lead (3.5/4).
R5–R7 · WIN STREAK
Lucia Belen Izaguirre won 3 in a row (R5–R7).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Lucia Belen Izaguirre | * | — | ½ | 1 |
| 2WCMDaira Isis Veliz | — | * | ½ | 0 |
| 3Milagros Fernandez | ½ | ½ | * | ½ |
| 4WCMMicaela Agustina Montiel Marin | 0 | 1 | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Izaguirre, Lucia Belen | 1819 | ARG | +10B | −4N | +7N | =2B | +6N | +5B | +8N | 5.5 | 22.0 | 24.0 | 17.75 | 1874 | +15.6 |
| 2 | Fernandez, Milagros | 1739 | ARG | +7B | =3N | =5B | =1N | +8B | −6N | +4N | 4.5 | 25.0 | 27.5 | 16.50 | 1795 | +15.2 |
| 3 | Veliz, Daira IsisWCM | 1821 | ARG | +11N | =2B | +9N | +6B | −5N | −4B | +10N | 4.5 | 21.0 | 23.0 | 12.75 | 1782 | -9.2 |
| 4 | Portillo, Luciana | 1763 | ARG | +8N | +1B | −6N | F | +9B | +3N | −2B | 4.0 | 25.0 | 27.5 | 15.00 | 1809 | +14.4 |
| 5 | Montiel Marin, Micaela AgustinaWCM | 1795 | ARG | =9N | +11B | =2N | F | +3B | −1N | +6B | 4.0 | 25.0 | 27.0 | 14.00 | 1841 | +16.0 |
| 6 | Galeano, Nahiara Gabriela | 1777 | ARG | +13B | +12N | +4B | −3N | −1B | +2B | −5N | 4.0 | 24.0 | 25.0 | 11.00 | 1724 | -12.8 |
| 7 | Dominguez, Martina | 0 | ARG | −2N | F | −1B | −8B | +11N | +9N | +13B | 3.0 | 18.0 | 18.0 | 5.50 | 1641 | 0.0 |
| 8 | FIDE 20079605 | 0 | — | −4B | +13N | =12B | +7N | −2N | F | −1B | 2.5 | 19.5 | 19.5 | 4.75 | 1490 | 0.0 |
| 9 | Rojas, Agostina | 1531 | ARG | =5B | +10N | −3B | +12N | −4N | −7B | F | 2.5 | 19.0 | 19.0 | 5.50 | 1645 | +18.8 |
| 10 | Romero, Rocio | 1548 | ARG | −1N | −9B | +11N | −13B | F | +12N | −3B | 2.0 | 17.0 | 17.0 | 3.50 | 1398 | -38.8 |
| 11 | Gaette, Bianca | 1609 | ARG | −3B | −5N | −10B | F | −7B | +13N | +12B | 2.0 | 16.0 | 16.0 | 2.50 | 1450 | -33.2 |
| 12 | Santos Gonzalez, Sofia Belen | 0 | ARG | F | −6B | =8N | −9B | +13N | −10B | −11N | 1.5 | 14.0 | 14.0 | 2.25 | 1335 | 0.0 |
| 13 | Pajares, Macarena | 1408 | ARG | −6N | −8B | F | +10N | −12B | −11B | −7N | 1.0 | 15.0 | 15.0 | 2.00 | 1520 | +14.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Rojas, AgostinaARG+18.82.5 pts · #8
- 2Montiel Marin, Micaela AgustinaWCMARG+16.04.0 pts · #2
- 3Izaguirre, Lucia BelenARG+15.65.5 pts · #3
Top rating losers
- 1Romero, RocioARG-38.82.0 pts · #9
- 2Gaette, BiancaARG-33.22.0 pts · #11
- 3Galeano, Nahiara GabrielaARG-12.84.0 pts · #4
Biggest upsets
- R4+140 Elo gap