Player profile
Havelka, Ondrej
Dossier
15 of 16 games analyzed.
Accuracy: 92%
Opened d4: 3/4Opened e4: 1/4
Castled kingside: 5Same-side castling: 5Did not castle: 1
Played in the center: 5Fianchettoed queenside: 2Fianchettoed kingside: 1Played on the queenside: 1
Sacrificed material: 6Isolated pawn: 5Space advantage: 4Initiated exchanges: 4Kept the bishop pair: 4Active pieces: 4Missed tactics: 3Avoided exchanges: 2Backward pawn: 2Played gambits: 1
Openings
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As White 4 games 2W 0D 2L
Queen's Gambit Declined 1 game 1W 0D 0L
Exchange Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Indian Defense 1 game 0W 0D 1L
Normal Variation 1 game 0W 0D 1L
Gligoric System
1 game
0W
0D
1L
Danish Gambit Declined 1 game 0W 0D 1L
Sörensen Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Slav Defense 1 game 1W 0D 0L
Quiet Variation 1 game 1W 0D 0L
Schallopp Defense
1 game
1W
0D
0L
As Black 3 games 2W 0D 1L
Queen's Gambit Accepted 1 game 0W 0D 1L
Old Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Attack 1 game 1W 0D 0L
Symmetrical Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
French Defense 1 game 1W 0D 0L
Tarrasch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Blunders Top 4 of 58
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 16 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.08.07 | Round 7: Havelka, Ondrej - Keprt, Dominik | 7.9 | 2026.08.07 Keprt, Dominik (23771445) (1808) | 1 | 90.40% | 1. d4 d5 2. c4 e6 3. Nc3 Nf6 | |
| 2026.08.06 | Round 6: Bures, Vit - Havelka, Ondrej | 6.7 | 2026.08.06 Bures, Vit (309052) (2228) | 0 | - | 1. d4 d5 2. c4 dxc4 3. e3 e5 | |
| 2026.08.05 | Round 5: Havelka, Ondrej - Roubalik, Jakub | 5.2 | 2026.08.05 Roubalik, Jakub (322237) (2298) | 0 | 90.10% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2026.08.04 | Round 4: Dvorak, Libor - Havelka, Ondrej | 4.5 | 2026.08.04 Dvorak, Libor (316598) (2007) | 1 | 93.40% | 1. Nf3 Nf6 2. g3 g6 3. c4 Bg7 | |
| 2026.08.03 | Round 3: Havelka, Ondrej - Simacek, Pavel | 3.2 | 2026.08.03 Simacek, Pavel (307165) (2372) | 0 | 87.40% | 1. e4 e5 2. d4 exd4 3. c3 d5 | |
| 2026.08.02 | Round 2: Trcalek, David - Havelka, Ondrej | 2.7 | 2026.08.02 Trcalek, David (359190) (1852) | 1 | 93.90% | 1. e4 e6 2. d4 d5 3. Nd2 h6 | |
| 2026.08.01 | Round 1: Havelka, Ondrej - Prihoda, Josef | 1.7 | 2026.08.01 Prihoda, Josef (23768681) (1699) | 1 | 97.00% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2023.02.19 | Czech Extraliga | 8 | 2023.02.19 Simacek, Pavel (307165) (2471) | 0 | 88.90% | 1. d4 d5 2. c4 e6 3. Nc3 Be7 | |
| 2023.02.18 | Czech Extraliga | 7 | 2023.02.18 Ragger, Markus (1610856) (2638) | 0 | 81.40% | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| skalica b | 7.5 | Petrik, Matus (266400) (1765) | 1 | 92.70% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | ||
| skalica b | 6.4 | Elias, David (14960141) (2059) | 0 | 87.10% | 1. c4 e6 2. d4 Nf6 3. Nf3 Bb4+ | ||
| skalica b | 5.3 | Jablonicky, Martin (14925621) (2265) | 0 | 85.10% | 1. d4 Nf6 2. c4 g6 3. f3 Bg7 | ||
| skalica b | 4.4 | Adharsh K (25718207) (2089) | 1 | 98.20% | 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 | ||
| skalica b | 3.5 | Strouts, Graham (14964139) (1894) | 1 | 94.10% | 1. d4 e6 2. c4 b6 3. Nc3 Bb7 | ||
| skalica b | 2.2 | Zwardon, Vojtech (325511) (2435) | 0 | 85.60% | 1. c4 e6 2. e3 Nf6 3. g4 d5 | ||
| skalica b | 1.7 | Movsesian, Gabriel (23792256) (1437) | 1 | 97.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 |