I Torneo Nacional ADAES 2026 Round 1-4
Open SwissStandard
18 players participated in this 4-round tournament, held from 30 May 2026 to 31 May 2026 in Club de Leones, San Francisco de dos rios, Costa Rica. Top 10 Elo average was 1533, and top seed was Rolando Gamboa Mora (🇨🇷 CRC, 1707).
Rolando Gamboa Mora (🇨🇷 CRC, 1707) won with 4.0/4, ahead of George Hernandez Hernandez (3.0) and Luis Fernando Mora Rubi (3.0). Gamboa Mora broke clear in the final round.
Location
🇨🇷Club de Leones, San Francisco de dos rios, Costa Rica
Dates
30 May 2026 → 31 May 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 4 rounds
Federations · 1 represented
🇨🇷Costa Rica×14
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 4 roundsRolando Gamboa Mora led from R4; +1.0-point edge over the runner-up.
Co-leaders
6
4
2
1
R4–R4 · LEAD HELD
Rolando Gamboa Mora never relinquished the lead after R4; final gap +1.0 over the runner-up.
WIN STREAKS · 2 top finishers
Rolando Gamboa Mora 4 wins (R1–R4)George Hernandez Hernandez 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishersGrille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Gamboa Mora, Rolando | 1707 | CRC | +5B | +13N | +4B | +2N | 4.0 | 8.0 | 9.0 | 9.00 | 2336 | +22.4 |
| 2 | Hernandez Hernandez, George | 1674 | CRC | +12N | +7B | +3N | −1B | 3.0 | 9.0 | 10.0 | 6.00 | 1712 | +3.4 |
| 3 | Mora Rubi, Luis Fernando | 1604 | CRC | +8B | +6N | −2B | +10N | 3.0 | 7.0 | 9.0 | 6.00 | 1719 | +23.6 |
| 4 | Ramirez Ramirez, Wilson Gerardo | 1478 | CRC | +14N | +17B | −1N | +9B | 3.0 | 7.0 | 7.0 | 3.00 | 1560 | +8.0 |
| 5 | Mejia Mendez, Manuel | 1486 | CRC | −1N | +11B | +6B | −7N | 2.0 | 8.0 | 10.0 | 4.00 | 1516 | +5.6 |
| 6 | Sanchez Perez, Jazmin Francini | 1499 | CRC | +11N | −3B | −5N | +15B | 2.0 | 7.0 | 8.0 | 3.00 | 1375 | -20.0 |
| 7 | Quesada Zuniga, Noe Antonio | 1450 | CRC | F | −2N | +8B | +5B | 2.0 | 7.0 | 7.0 | 4.00 | 1668 | +34.4 |
| 8 | Araya Araya, Erickson | 1468 | CRC | −3N | +15B | −7N | +12B | 2.0 | 6.0 | 7.0 | 2.00 | 727 | -34.0 |
| 9 | Cubero Rivas, Jose Esteban | 1412 | CRC | +15N | −12B | +13B | −4N | 2.0 | 5.0 | 6.0 | 2.00 | 1491 | +8.8 |
| 10 | Mendez Dimarco, Steven Jose | 1464 | CRC | F | +14B | +12N | −3B | 2.0 | 5.0 | 5.0 | 2.00 | 804 | -12.4 |
| 11 | Perez Chacon, Rodrigo | 1409 | CRC | −6B | −5N | +18B | +16N | 2.0 | 4.0 | 4.0 | 0.00 | 693 | -30.8 |
| 12 | Solis Solano, Dennis | 0 | CRC | −2B | +9N | −10B | −8N | 1.0 | 7.0 | 9.0 | 2.00 | 1312 | 0.0 |
| 13 | Bolanos Ocampo, Sandra Maria | 1504 | CRC | F | −1B | −9N | +14B | 1.0 | 7.0 | 7.0 | 1.00 | 760 | -34.8 |
| 14 | FIDE 6579515 | 0 | — | −4B | −10N | +?B | −13N | 1.0 | 6.0 | 6.0 | 0.00 | 682 | 0.0 |
| 15 | Rodriguez Urena, Alejandra | 0 | CRC | −9B | −8N | +16B | −6N | 1.0 | 6.0 | 6.0 | 0.00 | 660 | 0.0 |
| 16 | FIDE 6579540 | 0 | — | F | F | −15N | −11B | 0.0 | 3.0 | 3.0 | 0.00 | 609 | 0.0 |
| 17 | FIDE 6549713 | 0 | — | F | −4N | F | F | 0.0 | 3.0 | 3.0 | 0.00 | 678 | 0.0 |
| 18 | FIDE 6579523 | 0 | — | F | F | −11N | F | 0.0 | 2.0 | 2.0 | 0.00 | 609 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Quesada Zuniga, Noe AntonioCRC+34.42.0 pts · #4
- 2Mora Rubi, Luis FernandoCRC+23.63.0 pts · #2
- 3Gamboa Mora, RolandoCRC+22.44.0 pts · #1
Top rating losers
- 1Bolanos Ocampo, Sandra MariaCRC-34.81.0 pts · #11
- 2Araya Araya, EricksonCRC-34.02.0 pts · #15
- 3Perez Chacon, RodrigoCRC-30.82.0 pts · #12