Player profile
Dekker, Jasper
Dossier
10 of 10 games analyzed.
Accuracy: 81.6%
Opened e4: 1/1
Same-side castling: 4Castled kingside: 3Castled queenside: 2Opposite-side castling: 1
Played in the center: 2Fianchettoed kingside: 2Fianchettoed queenside: 2Played on the kingside: 1Played on the queenside: 1
Isolated pawn: 4Space advantage: 4Active pieces: 4Initiated exchanges: 4Sacrificed material: 4Kept the bishop pair: 3Backward pawn: 3Missed tactics: 2Played gambits: 1
Openings
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As White 1 game 1W 0D 0L
Sicilian Defense 1 game 1W 0D 0L
Alapin Variation 1 game 1W 0D 0L
Stoltz Attack
1 game
1W
0D
0L
As Black 4 games 1W 0D 3L
Sicilian Defense 3 games 0W 0D 3L
Alapin Variation 1 game 0W 0D 1L
Anti-Alapin Gambit
1 game
0W
0D
1L
Closed 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Dragon Variation 1 game 0W 0D 1L
Yugoslav Attack, Early Deviations
1 game
0W
0D
1L
Queen's Pawn Game 1 game 1W 0D 0L
Stonewall Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 40
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 10 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.08.14 | Oscar Romero Open Hoorns Kampioenschap 2026 | 1.10 | 2026.08.14 Schilstra, Laurens (1043218) (2209) | 0 | 52.20% | 1. e4 c5 2. c3 d5 3. exd5 Nf6 | |
| 2026.07.24 | Round 4: Dekker, Jasper - Lardinois, Wouter | 4.3 | 2026.07.24 Lardinois, Wouter (1039997) (2008) | 1 | 95.30% | 1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 | |
| 2026.07.23 | Round 3: Knight, David - Dekker, Jasper | 3.10 | 2026.07.23 Knight, David (1040839) (1868) | 1 | 86.50% | 1. d4 Nf6 2. e3 d5 3. Bd3 c5 | |
| 2025.12.27 | Round 3: Baselmans, Sam - Dekker, Jasper | 3.3 | 2025.12.27 Baselmans, Sam (1048139) (2268) | 0 | 82.60% | 1. e4 c5 2. Nc3 a6 3. g3 b5 | |
| 2024.11.03 | Amsterdam Chess Open 2024 | 5.10 | 2024.11.03 Saine, Zachary (2624346) (2034) | 0 | 91.30% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2023.10.29 | Amsterdam Chess Open 2023 - A & B | 6.7 | 2023.10.29 Gosman, Theo (1013700) (1989) | 0 | 85.90% | 1. d4 d5 2. e4 c6 3. Nc3 dxe4 | |
| 2023.10.29 | Amsterdam Chess Open 2023 - A & B | 5.8 | 2023.10.29 Laan, Kart (1034103) (1912) | ½ | 92.90% | 1. e4 d6 2. d4 Nf6 3. Nc3 g6 | |
| 2023.10.28 | Amsterdam Chess Open 2023 - A & B | 4.9 | 2023.10.28 Michel, Steve (1015931) (1889) | 1 | 92.10% | 1. d4 d5 2. Nf3 Nf6 3. c3 e6 | |
| 2023.10.28 | Amsterdam Chess Open 2023 - A & B | 3.8 | 2023.10.28 De Witte, Stein (238090) (1897) | ½ | 88.20% | 1. d4 d5 2. Nf3 c5 3. c4 e6 | |
| 2023.10.27 | Amsterdam Chess Open 2023 - A & B | 2.7 | 2023.10.27 Van de Woestijne, Aldo (1035916) (2005) | 1 | 91.80% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 |