Player profile
Halldorsson, Halldor
Dossier
10 of 12 games analyzed.
Accuracy: 90.8%
Opened e4: 7/7
Castled kingside: 8Same-side castling: 7Castled queenside: 1
Played in the center: 5Played on the kingside: 2Fianchettoed kingside: 2Fianchettoed queenside: 1
Active pieces: 8Space advantage: 5Missed tactics: 4Sacrificed material: 4Initiated exchanges: 4Isolated pawn: 4Kept the bishop pair: 3Avoided exchanges: 3Backward pawn: 3Played gambits: 2
Openings
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As White 7 games 3W 0D 4L
Sicilian Defense 5 games 1W 0D 4L
Nyezhmetdinov-Rossolimo Attack 3 games 1W 0D 2L
(unspecified)
3 games
1W
0D
2L
Moscow Variation 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Scandinavian Defense 1 game 1W 0D 0L
Main Line 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ruy Lopez 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
Worrall Attack
1 game
1W
0D
0L
As Black 4 games 2W 1D 1L
Modern Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Neo-Grünfeld Defense 1 game 0W 1D 0L
Delayed Exchange Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Sicilian Defense 1 game 1W 0D 0L
Accelerated Dragon 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Attack 1 game 0W 0D 1L
Symmetrical Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 39
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 12 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.04.01 | X Open Semana Santa 2026 - Grupo A | 1.29 | 2026.04.01 Petrovskiy, Vadym (14165210) (2449) | 0 | 88.40% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.10.19 | Round 1: Halldorsson, Halldor - Steinberg, Nitzan | 1.3 | 2025.10.19 Steinberg, Nitzan (2801795) (2554) | 0 | 87.50% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.04.20 | Round 9: Halldorsson, Halldor - Lascar, Radoslawa | 9.27 | 2025.04.20 Lascar, Radoslawa (1148761) (1897) | 1 | 87.80% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 | |
| 2025.04.19 | Round 8: Peraza Concepcion, Airam - Halldorsson, Halldor | 8.35 | 2025.04.19 Peraza Concepcion, Airam (54755409) (1712) | 1 | - | 1. e4 g6 2. d4 Bg7 3. Nf3 c6 | |
| 2025.04.18 | Round 7: Halldorsson, Halldor - Gonzalez Perdomo, Sergio | 7.27 | 2025.04.18 Gonzalez Perdomo, Sergio (94733600) (1880) | 0 | 89.60% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2025.04.17 | Round 6: De La Cruz Perez, Carlos - Halldorsson, Halldor | 6.29 | 2025.04.17 De La Cruz Perez, Carlos (54781078) (1835) | ½ | - | 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 | |
| 2025.04.16 | Round 5: Halldorsson, Halldor - Barski, Radoslaw | 5.12 | 2025.04.16 Barski, Radoslaw (1131710) (2385) | 0 | 87.30% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2025.04.15 | Round 4: Bangiev, Katharina - Halldorsson, Halldor | 4.28 | 2025.04.15 Bangiev, Katharina (16267230) (1848) | 1 | 94.20% | 1. e4 c5 2. Nf3 g6 3. d4 cxd4 | |
| 2025.04.14 | Round 3: Halldorsson, Halldor - Sanchez Ramirez, Gustavo | 3.30 | 2025.04.14 Sanchez Ramirez, Gustavo (2236931) (1780) | 1 | 96.10% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 | |
| 2025.04.13 | Round 2: Petriashvili, Nikoloz - Halldorsson, Halldor | 2.4 | 2025.04.13 Petriashvili, Nikoloz (13611216) (2459) | 0 | 89.70% | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2025.04.12 | Round 1: Halldorsson, Halldor - Rodriguez Trujillo, Cristian | 1.41 | 2025.04.12 Rodriguez Trujillo, Cristian (94789851) (1562) | 1 | 97.00% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2023.10.01 | European Chess Club Cup 2023 | 1.74 | 2023.10.01 Yilmaz, Mustafa (2640) | 0 | 83.90% | 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 |