IRT Clasico juvenil - 167 Aniversario de La Convencion
Open SwissStandard
12 players participated in this 6-round tournament, held from 20 Sept 2025 to 21 Sept 2025 in Cusco, Peru. Top 10 Elo average was 490, and top seed was Dariel Alvaro Choquehuanca Quispe (🇵🇪 PER, 1699).
Amy Sarahi Marquez Ccori (🇵🇪 PER, 1562) won with 4.5/6, ahead of Forlan Nunez Justiniani (4.5) and Yamir Renzo Vera Vargas (4.5). Marquez Ccori shared the lead from round 5, winning on tie-break.
Location
🇵🇪Cusco, Peru
Dates
20 Sept 2025 → 21 Sept 2025
Time control
Standard: 30 minutes for game with 30 seconds increment from move 1
System
Swiss · 6 rounds
Federations · 1 represented
🇵🇪Peru×6
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsTight race until R6; 3 players tied at 4.5/6, decided on Buchholz.
Co-leaders
8
4
2
1
3
3
R6 · TIEBREAK CLUSTER
3 players finish on 4.5/6. Marquez Ccori takes the title on Buchholz Cut1 (19.0).
R6 · HEAD-TO-HEAD · WINNER VS 2ND
Forlan Nunez Justiniani drew with Amy Sarahi Marquez Ccori (White).
WIN STREAKS · 2 top finishers
Forlan Nunez Justiniani 4 wins (R2–R5)Amy Sarahi Marquez Ccori 3 wins (R1–R3)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Forlan Nunez Justiniani | * | ½ | — | 1 |
| 2Amy Sarahi Marquez Ccori | ½ | * | 1 | 0 |
| 3Yamir Renzo Vera Vargas | — | 0 | * | — |
| 4Dariel Alvaro Choquehuanca Quispe | 0 | 1 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Marquez Ccori, Amy Sarahi | 1562 | PER | +9B | +10N | +3B | −4N | +5B | =2N | 4.5 | 19.0 | 20.0 | 13.75 | 1473 | -8.0 |
| 2 | Nunez Justiniani, Forlan | 1634 | PER | F | +11N | +12B | +6B | +4N | =1B | 4.5 | 13.5 | 13.5 | 11.25 | 1824 | +20.4 |
| 3 | Vera Vargas, Yamir Renzo | 0 | PER | +?N | +6B | −1N | +8B | =?B | +?N | 4.5 | 10.5 | 10.5 | 6.00 | 757 | 0.0 |
| 4 | Choquehuanca Quispe, Dariel Alvaro | 1699 | PER | +7N | +8B | +5N | +1B | −2B | F | 4.0 | 18.0 | 18.0 | 13.50 | 1592 | -12.4 |
| 5 | Quispe Ramos, Fabriano Vasco | 0 | PER | +?B | +?N | −4B | +?B | −1N | +8N | 4.0 | 10.5 | 10.5 | 2.00 | 831 | 0.0 |
| 6 | FIDE 81456336 | 0 | — | +?B | −3N | +10B | −2N | +?B | +?N | 4.0 | 10.0 | 10.0 | 1.00 | 827 | 0.0 |
| 7 | FIDE 81473613 | 0 | — | −4B | +?N | +9B | −?N | −?B | +12N | 3.0 | 6.0 | 6.0 | 2.00 | 904 | 0.0 |
| 8 | Chilo Mayorga, Jhosuet Guillermo | 0 | PER | +?B | −4N | +?B | −3N | −?N | −5B | 2.0 | 12.5 | 12.5 | 0.00 | 904 | 0.0 |
| 9 | FIDE 81471890 | 0 | — | −1N | −?B | −7N | +?B | F | +10N | 2.0 | 8.5 | 8.5 | 1.00 | 757 | 0.0 |
| 10 | FIDE 81456042 | 0 | — | +11B | −1B | −6N | −?N | F | −9B | 1.0 | 11.5 | 11.5 | 1.00 | 757 | 0.0 |
| 11 | FIDE 81471700 | 0 | — | −10N | −2B | −?N | F | +?B | −?N | 1.0 | 5.5 | 5.5 | 0.00 | 827 | 0.0 |
| 12 | FIDE 81456280 | 0 | — | F | F | −2N | −?B | −?N | −7B | 0.0 | 7.5 | 7.5 | 0.00 | 827 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Nunez Justiniani, ForlanPER+20.44.5 pts · #1
- 2Quispe Ramos, Fabriano VascoPER0.04.0 pts · #12
- 3Vera Vargas, Yamir RenzoPER0.04.5 pts · #9
Top rating losers
- 1Choquehuanca Quispe, Dariel AlvaroPER-12.44.0 pts · #2
- 2Marquez Ccori, Amy SarahiPER-8.04.5 pts · #3
- 3Quispe Ramos, Fabriano VascoPER0.04.0 pts · #12