Player profile
Jacco Heij
Dossier
4 of 4 games analyzed.
Accuracy: 88.6%
Opened d4: 3/3
Castled kingside: 4Same-side castling: 4
Fianchettoed kingside: 1Played on the queenside: 1Played in the center: 1
Active pieces: 4Sacrificed material: 4Kept the bishop pair: 3Space advantage: 2Initiated exchanges: 2Backward pawn: 2Isolated pawn: 2Avoided exchanges: 1
Openings
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As White 3 games 0W 1D 2L
King's Indian Defense 1 game 0W 0D 1L
Orthodox Variation 1 game 0W 0D 1L
Classical System, Kozul Gambit
1 game
0W
0D
1L
Nimzo-Indian Defense 1 game 0W 1D 0L
Rubinstein System 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Grünfeld Defense 1 game 0W 0D 1L
Three Knights Variation 1 game 0W 0D 1L
Paris Variation
1 game
0W
0D
1L
As Black 1 game 1W 0D 0L
Grünfeld Defense 1 game 1W 0D 0L
Three Knights Variation 1 game 1W 0D 0L
Petrosian System
1 game
1W
0D
0L
Blunders Top 4 of 21
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 4 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2023.07.08 | Round 7: Peter Mijnheer - Jacco Heij | 2023.07.08 Peter Mijnheer | 1 | 95.40% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | ||
| 2023.07.08 | Round 6: Jacco Heij - Loek Van der Hagen | 2023.07.08 Loek Van der Hagen | 0 | 85.20% | 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 | ||
| 2023.07.08 | Round 4: Jacco Heij - Henk Vedder | 2023.07.08 Henk Vedder | ½ | 87.10% | 1. d4 e6 2. c4 Bb4+ 3. Nc3 c5 | ||
| 2023.07.08 | Round 2: Jacco Heij - Piet Peelen | 2023.07.08 Piet Peelen | 0 | 86.80% | 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 |