Player profile
Horak, Jan
Dossier
19 of 21 games analyzed.
Accuracy: 87%
Opened e4: 8/11Opened d4: 2/11Opened Nf3: 1/11
Castled kingside: 15Same-side castling: 14Opposite-side castling: 4Castled queenside: 3Did not castle: 1
Fianchettoed kingside: 7Played in the center: 6Played on the kingside: 4Fianchettoed queenside: 4Played on the queenside: 2
Kept the bishop pair: 13Initiated exchanges: 12Backward pawn: 12Active pieces: 11Isolated pawn: 10Space advantage: 9Sacrificed material: 9Missed tactics: 8Played gambits: 4Avoided exchanges: 4
Openings
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As White 11 games 4W 2D 5L
Sicilian Defense 3 games 1W 0D 2L
Closed 3 games 1W 0D 2L
(unspecified)
3 games
1W
0D
2L
French Defense 2 games 1W 1D 0L
King's Indian Attack 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Caro-Kann Defense 2 games 0W 1D 1L
Maróczy Variation 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Four Knights Game 1 game 0W 0D 1L
Scotch Variation Accepted 1 game 0W 0D 1L
Main Line
1 game
0W
0D
1L
Benoni Defense 1 game 0W 0D 1L
Modern 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
Indian Defense 1 game 1W 0D 0L
Tartakower Attack 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 10 games 2W 1D 7L
Scandinavian Defense 3 games 1W 1D 1L
Portuguese Gambit 3 games 1W 1D 1L
Classical Variation
2 games
1W
0D
1L
Correspondence Refutation
1 game
0W
1D
0L
King's Indian Attack 2 games 1W 0D 1L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Sicilian Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
French Defense 2 games 0W 0D 2L
Exchange Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Advance Variation 1 game 0W 0D 1L
Paulsen Attack
1 game
0W
0D
1L
Benoni Defense 1 game 0W 0D 1L
Modern Variation 1 game 0W 0D 1L
Snake Variation
1 game
0W
0D
1L
Sicilian Defense 1 game 0W 0D 1L
Najdorf Variation 1 game 0W 0D 1L
Opocensky Variation, Traditional Line
1 game
0W
0D
1L
Benko Gambit Accepted 1 game 0W 0D 1L
Fully Accepted Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 106
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 21 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.09.06 | Round 13: Horak, Jan - Cerveny, Martin | 13.10 | 2026.09.06 Cerveny, Martin (321141) (2384) | 1 | 88.70% | 1. e4 c5 2. Nc3 a6 3. f4 b5 | |
| 2026.09.06 | Round 11: Horak, Jan - Jirasek, Pavel | 11.18 | 2026.09.06 Jirasek, Pavel (319848) (2294) | 0 | 87.10% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2026.07.23 | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | 9.33 | 2026.07.23 Kastner, Oldrich (307971) (2017) | 1 | 93.10% | 1. e4 e6 2. d3 d5 3. Qe2 Nf6 | |
| 2026.07.23 | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | 7.33 | 2026.07.23 Direk, Oguzhan (16294343) (1969) | 0 | 83.40% | 1. e4 c5 2. Nc3 e6 3. f4 d5 | |
| 2026.07.23 | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | 6.18 | 2026.07.23 Winter, Ondrej (23702192) (2286) | 0 | - | 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 | |
| 2026.07.23 | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | 5.22 | 2026.07.23 Toman, Ondrej (344516) (2220) | ½ | 92.00% | 1. e4 c6 2. d4 d5 3. f3 g6 | |
| 2026.07.23 | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | 4.18 | 2026.07.23 Bouska, Jiri (23722223) (2298) | ½ | 75.50% | 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 | |
| 2026.07.22 | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | 3.9 | 2026.07.22 Simacek, Pavel (307165) (2363) | 0 | 86.30% | 1. d4 Nf6 2. c4 c5 3. d5 e6 | |
| 2026.07.22 | CZECH OPEN 2026 - G1 - PARDUBICKY KRAJ OPEN | 2.18 | 2026.07.22 Piesik, Piotr (1136194) (2335) | 1 | 87.50% | 1. Nf3 d5 2. g3 Nd7 3. Bg2 e5 | |
| 2026.07.19 | Round 7: Hak, David - Horak, Jan | 7.30 | 2026.07.19 Hak, David (377007) (2293) | 0 | 86.70% | 1. d4 Nf6 2. c4 c5 3. d5 e6 | |
| 2026.07.17 | Round 3: Horak, Jan - Korobov, Anton | 3.13 | 2026.07.17 Korobov, Anton (14105730) (2621) | 0 | 85.70% | 1. e4 c5 2. Nc3 e6 3. f4 d5 | |
| 2025.09.06 | MCR druzstev 25 - rapid | 7.17 | 2025.09.06 Dolezal, Radoslav (304735) (2304) | 0 | 82.50% | 1. e4 c6 2. d4 d5 3. f3 e6 | |
| 2025.09.06 | MCR druzstev 25 - rapid | 5.17 | 2025.09.06 Bouska, Jiri (23722223) (2214) | 0 | 83.20% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2025.09.06 | MCR druzstev 25 - rapid | 1.5 | 2025.09.06 Movsesian, Sergei (310204) (2609) | 0 | - | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2024.03.31 | Round 7: Hanl, Frantisek - Horak, Jan | 2024.03.31 Hanl, Frantisek (357510) (2074) | 0 | 86.20% | 1. e4 e6 2. d3 d5 3. Nd2 Nf6 | ||
| 2024.03.31 | Round 6: Horak, Jan - Krizek, Frantisek | 2024.03.31 Krizek, Frantisek (322962) (1959) | 1 | 92.80% | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | ||
| 2024.03.30 | Round 5: Kapusta, Petr - Horak, Jan | 2024.03.30 Kapusta, Petr (315222) (2054) | 0 | 86.50% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| 2024.03.30 | Round 4: Horak, Jan - Bacak, Petr | 2024.03.30 Bacak, Petr (315176) (2028) | ½ | 86.40% | 1. e4 e6 2. d3 c5 3. g3 Nc6 | ||
| 2024.03.29 | Round 3: Babula, Matej - Horak, Jan | 2024.03.29 Babula, Matej (398322) (1911) | 1 | 91.50% | 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 | ||
| 2024.03.29 | Round 2: Horak, Jan - Lisik, Miroslav | 2024.03.29 Lisik, Miroslav (14916258) (1870) | 1 | 91.80% | 1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 | ||
| 2024.03.28 | Round 1: Ramis, Ondrej - Horak, Jan | 2024.03.28 Ramis, Ondrej (23752416) (1897) | 0 | 85.90% | 1. d4 Nf6 2. c4 c5 3. d5 b5 |