Player profile
Hilwerda, Jonas
Dossier
16 of 17 games analyzed.
Accuracy: 90.5%
Opened e4: 8/8
Castled kingside: 13Same-side castling: 10Castled queenside: 2Opposite-side castling: 2Did not castle: 1
Played in the center: 8Fianchettoed kingside: 4Played on the queenside: 4Played on the kingside: 4Fianchettoed queenside: 3
Active pieces: 12Kept the bishop pair: 11Backward pawn: 10Space advantage: 10Sacrificed material: 8Initiated exchanges: 7Isolated pawn: 5Avoided exchanges: 5Played gambits: 2Accepted short draws: 2
Openings
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As White 8 games 2W 4D 2L
Sicilian Defense 4 games 2W 2D 0L
Classical Variation 1 game 0W 1D 0L
Anti-Sozin Variation
1 game
0W
1D
0L
Dragon Variation 1 game 1W 0D 0L
Yugoslav Attack, Hungarian Dragon
1 game
1W
0D
0L
Richter-Rauzer Variation 1 game 1W 0D 0L
Neo-Modern Variation, Early Deviations
1 game
1W
0D
0L
Lasker-Pelikan Variation 1 game 0W 1D 0L
Sveshnikov Variation, Chelyabinsk Variation
1 game
0W
1D
0L
Italian Game 2 games 0W 2D 0L
Classical Variation 2 games 0W 2D 0L
Giuoco Pianissimo
2 games
0W
2D
0L
Pirc Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Caro-Kann Defense 1 game 0W 0D 1L
Advance Variation 1 game 0W 0D 1L
Short Variation
1 game
0W
0D
1L
As Black 9 games 3W 5D 1L
Sicilian Defense 3 games 1W 2D 0L
Lasker-Pelikan Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Richter-Rauzer Variation 1 game 0W 1D 0L
Modern Variation
1 game
0W
1D
0L
Nyezhmetdinov-Rossolimo Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 2 games 1W 1D 0L
Anglo-Indian Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's English Variation 1 game 0W 1D 0L
Four Knights Variation, Fianchetto Line, with Bc5
1 game
0W
1D
0L
King's Indian Defense 1 game 0W 1D 0L
Orthodox Variation 1 game 0W 1D 0L
Aronin-Taimanov Defense
1 game
0W
1D
0L
Ruy Lopez 1 game 0W 0D 1L
Berlin Defense 1 game 0W 0D 1L
Rio Gambit Accepted
1 game
0W
0D
1L
Dutch Defense 1 game 0W 1D 0L
Classical Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Gambit Declined 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 52
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 17 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.10.03 | Round 2: Hilwerda, Jonas - Ootes, Lars | 2.7 | 2026.10.03 Ootes, Lars (1019708) (2338) | 0 | 88.00% | 1. e4 d6 2. d4 g6 3. Nf3 Nf6 | |
| 2026.04.11 | Round 9: IJzermans, Gijs - Hilwerda, Jonas | 1.8 | 2026.04.11 IJzermans, Gijs (1031570) (2081) | 1 | 93.10% | 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2025.10.04 | Round 2: Grooten, Herman - Hilwerda, Jonas | 2.9 | 2025.10.04 Grooten, Herman (1000330) (2183) | ½ | 86.70% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.05.13 | KNSB Meesterklasse 2024-2025 | 9.9 | 2025.05.13 Mainka, Alwin (16241177) (2185) | 1 | - | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.03.08 | Round 7: Hilwerda, Jonas - Jens, Jelmer | 1.9 | 2025.03.08 Jens, Jelmer (1007394) (2339) | ½ | 78.90% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.12.14 | KNSB? | 5.5 | 2024.12.14 Beukema, Stefan (1024523) (2426) | ½ | 95.20% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2024.11.23 | KNSB Competitie, ronde 4 | 4.7 | 2024.11.23 Vantorre, Nils (258474) (2189) | 0 | 90.80% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2024.11.09 | Round 3: Hilwerda, Jonas - Hommerson, Paul | 3.9 | 2024.11.09 Hommerson, Paul (1025325) (2275) | ½ | 97.70% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2024.09.21 | KNSB Meesterklasse 2024-2025 | 1.8 | 2024.09.21 Los, Sander (1000527) (2284) | ½ | 85.00% | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 | |
| 2024.08.01 | Round 9: Aarav Sarbalia - Hilwerda, Jonas | 9.10 | 2024.08.01 Aarav Sarbalia (33382859) (2219) | ½ | 95.50% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.07.31 | Round 8: Hilwerda, Jonas - Hausrath, Daniel | 8.4 | 2024.07.31 Hausrath, Daniel (4617495) (2469) | 0 | 93.50% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2024.07.30 | Round 7: Hilwerda, Jonas - Kazarjan, Gachatur | 7.9 | 2024.07.30 Kazarjan, Gachatur (1068750) (2174) | 1 | 90.50% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.07.29 | Round 6: Shakhverdian, William - Hilwerda, Jonas | 6.7 | 2024.07.29 Shakhverdian, William (1058223) (2157) | ½ | 93.70% | 1. d4 e6 2. Nf3 f5 3. c4 Nf6 | |
| 2024.07.27 | Round 5: Hilwerda, Jonas - Bus, Tom | 5.12 | 2024.07.27 Bus, Tom (1014374) (2082) | 1 | 96.80% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2024.07.26 | Round 4: Saketh, Pedagandham - Hilwerda, Jonas | 4.11 | 2024.07.26 Saketh, Pedagandham (5042178) (2051) | ½ | 85.00% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qc7 | |
| 2024.07.24 | Round 2: Goudriaan, Rafael - Hilwerda, Jonas | 2.12 | 2024.07.24 Goudriaan, Rafael (1063162) (2028) | 1 | 94.60% | 1. d4 Nf6 2. c4 e6 3. Nc3 d5 | |
| 2024.07.23 | Round 1: Hilwerda, Jonas - Wink, Luka | 1.13 | 2024.07.23 Wink, Luka (1085930) (2066) | ½ | 83.50% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 |