Chess Architect Round Robin 2 - B
10 players participated in this 9-round tournament, held from 27 Aug 2025 to 29 Aug 2025 in Bucuresti, Romania. Top 10 Elo average was 1231, and top seed was Victor Butochnov (🇷🇴 ROU, 1633).
Ciprian Cocirta (🇷🇴 ROU, 1469) won with 8.0/9, ahead of Victor Butochnov (7.0) and Eric-Andrei Constantinescu (6.0). Cocirta shared the lead from round 6 and won solo starting round 7.
The biggest upset came in round 3: Ciprian Cocirta (1469) beat Raphael Corduneanu-Constantin (1584), a +115-point gap.
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How it unfolded
Top 10 · 9 roundsCiprian Cocirta led from R7 onwards, the runner-up race stayed tight.
Ciprian Cocirta takes the sole lead (6.0/7).
Ciprian Cocirta lost to Victor Butochnov (White).
Ciprian Cocirta 7 wins (R3–R9)Victor Butochnov 4+3 wins (R2–R5, R7–R9)Eric-Andrei Constantinescu 5 wins (R1–R5)
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇷🇴Cocirta, Ciprian | 1469 | * | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 8.0 | 30.00 | 37.0 | +136.4 | 1860 |
| 2 | 🇷🇴Butochnov, Victor | 1633 | 1 | * | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 7.0 | 26.00 | 38.0 | +18.0 | 1682 |
| 4 | 🇷🇴Constantinescu, Eric-Andrei | 1569 | 0 | 1 | * | 1 | 1 | 0 | 1 | 0 | 1 | 1 | 6.0 | 23.50 | 39.0 | +8.4 | 1584 |
| 5 | 🇷🇴Tani, Selina | 1573 | 0 | 1 | 0 | * | 1 | 1 | 0 | 1 | 1 | 1 | 6.0 | 21.00 | 39.0 | -0.8 | 1582 |
| 3 | 🇷🇴Apostoaiei, Maria | 0 | 0 | 0 | 0 | 0 | * | 1 | 1 | 1 | 1 | 1 | 5.0 | 13.00 | 40.0 | 0.0 | 1538 |
| 6 | 🇷🇴Rizea, Laurentiu-Mihai | 1528 | 0 | 0 | 1 | 0 | 0 | * | 1 | ½ | 1 | 1 | 4.5 | 13.00 | 40.5 | +4.4 | 1540 |
| 7 | 🇷🇴Ghita, Petre-Gabriel | 1537 | 0 | 0 | 0 | 1 | 0 | 0 | * | 1 | 1 | 1 | 4.0 | 10.50 | 41.0 | -9.6 | 1489 |
| 8 | 🇷🇴Corduneanu-Constantin, Raphael | 1584 | 0 | 0 | 1 | 0 | 0 | ½ | 0 | * | ½ | 1 | 3.0 | 9.25 | 42.0 | -80.8 | 1373 |
| 9 | 🇷🇴Apostoaiei, Magdalena | 1421 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | * | ½ | 1.0 | 1.75 | 44.0 | -58.1 | 1134 |
| 10 | 🇷🇴Apostoaiei, Malvina | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | ½ | * | 0.5 | 0.50 | 44.5 | 0.0 | 1094 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Cocirta, CiprianROU+136.48.0 pts · #1
- 2Butochnov, VictorROU+18.07.0 pts · #2
- 3Constantinescu, Eric-AndreiROU+8.46.0 pts · #4
- 1Corduneanu-Constantin, RaphaelROU-80.83.0 pts · #8
- 2Apostoaiei, MagdalenaROU-58.11.0 pts · #9
- 3Ghita, Petre-GabrielROU-9.64.0 pts · #7
- R3+115 Elo gap
- R1+104 Elo gap