Campeonato Estatal Abierto sub 16 2026
Open SwissStandard
11 players participated in this 5-round tournament, held from 31 Jan 2026 to 01 Feb 2026 in SLP, San Luis Potosi, Mexico. Top 10 Elo average was 329, and top seed was Arjen Jesus Castillo Jacinto (🇲🇽 MEX, 1789).
Arjen Jesus Castillo Jacinto (🇲🇽 MEX, 1789) won with 4.5/5, ahead of Zagreb Arturo Diaz Torres (4.0) and Sebastian Contreras Galvan (3.5). Castillo Jacinto won solo starting round 3.
Location
🇲🇽SLP, San Luis Potosi, Mexico
Dates
31 Jan 2026 → 01 Feb 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Federations · 1 represented
🇲🇽Mexico×5
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 5 roundsArjen Jesus Castillo Jacinto led from R3; +0.5-point edge over the runner-up.
Co-leaders
8
4
1
1
1
R3–R5 · LEAD HELD
Arjen Jesus Castillo Jacinto held the sole lead from R3 through R5 without losing it.
WIN STREAKS · 2 top finishers
Arjen Jesus Castillo Jacinto 4 wins (R1–R4)Zagreb Arturo Diaz Torres 4 wins (R2–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Arjen Jesus Castillo Jacinto | * | — | 1 | ½ |
| 2Zagreb Arturo Diaz Torres | — | * | — | — |
| 3Shanon Suzette Arroyo Martinez | 0 | — | * | ½ |
| 4Sebastian Contreras Galvan | ½ | — | ½ | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Castillo Jacinto, Arjen Jesus | 1789 | MEX | +11N | +5B | +6N | +4B | =3N | 4.5 | 12.5 | 12.5 | 10.75 | 2301 | +6.4 |
| 2 | Diaz Torres, Zagreb Arturo | 0 | MEX | −6N | +11B | +?N | +5B | +?N | 4.0 | 5.5 | 5.5 | 3.00 | 1506 | 0.0 |
| 3 | Contreras Galvan, Sebastian | 0 | MEX | +?N | +?B | =4N | =6B | =1B | 3.5 | 10.5 | 10.5 | 5.25 | 1645 | 0.0 |
| 4 | Arroyo Martinez, Shanon Suzette | 0 | MEX | +?N | +?B | =3B | −1N | +6N | 3.5 | 10.5 | 10.5 | 4.25 | 1620 | 0.0 |
| 5 | FIDE 29624657 | 0 | — | +9B | −1N | +?B | −2N | +8B | 3.0 | 10.5 | 10.5 | 2.00 | 989 | 0.0 |
| 6 | Guerrero Sanchez, Andre Matias | 1501 | MEX | +2B | +7N | −1B | =3N | −4B | 2.5 | 15.5 | 18.0 | 8.25 | 989 | -6.4 |
| 7 | FIDE 550005545 | 0 | — | +10N | −6B | +?N | −?B | =?N | 2.5 | 3.5 | 3.5 | 1.00 | 701 | 0.0 |
| 8 | FIDE 550019511 | 0 | — | F | −?B | −?N | +?B | −5N | 1.0 | 3.0 | 3.0 | 0.00 | 711 | 0.0 |
| 9 | FIDE 29694469 | 0 | — | −5N | −?B | F | +?B | −?N | 1.0 | 3.0 | 3.0 | 0.00 | 711 | 0.0 |
| 10 | FIDE 29663342 | 0 | — | −7B | +?N | −?N | −?B | F | 1.0 | 2.5 | 2.5 | 0.00 | 711 | 0.0 |
| 11 | FIDE 550019503 | 0 | — | −1B | −2N | F | F | F | 0.0 | 8.5 | 8.5 | 0.00 | 989 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Castillo Jacinto, Arjen JesusMEX+6.44.5 pts · #3
- 2Contreras Galvan, SebastianMEX0.03.5 pts · #2
- 3FIDE 296246570.03.0 pts · #5
Top rating losers
- 1Guerrero Sanchez, Andre MatiasMEX-6.42.5 pts · #9
- 2Contreras Galvan, SebastianMEX0.03.5 pts · #2
- 3FIDE 296246570.03.0 pts · #5