Player profile
Mach, Petr
Dossier
49 of 55 games analyzed.
Accuracy: 87.6%
Opened e4: 14/16Opened Nf3: 2/16
Castled kingside: 28Same-side castling: 22Did not castle: 4
Played in the center: 12Fianchettoed kingside: 10Played on the queenside: 9Fianchettoed queenside: 5Played on the kingside: 5
Active pieces: 27Kept the bishop pair: 22Isolated pawn: 19Sacrificed material: 18Initiated exchanges: 18Space advantage: 13Backward pawn: 12Avoided exchanges: 9Missed tactics: 8Played gambits: 3
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 19 games 3W 5D 11L
Sicilian Defense 9 games 0W 4D 5L
Smith-Morra Gambit Accepted 4 games 0W 1D 3L
Pin Defense
2 games
0W
1D
1L
Paulsen Formation
2 games
0W
0D
2L
Open 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Smith-Morra Gambit Deferred 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Taimanov Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
French Defense 2 games 0W 1D 1L
Exchange Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Winawer Variation 1 game 0W 0D 1L
Poisoned Pawn Variation Declined
1 game
0W
0D
1L
Caro-Kann Defense 2 games 1W 0D 1L
Advance Variation 1 game 1W 0D 0L
Bayonet Attack
1 game
1W
0D
0L
Forgacs Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Scandinavian Defense 1 game 1W 0D 0L
Classical Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Four Knights Game 1 game 0W 0D 1L
Halloween Gambit 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
Yugoslav Variation, Exchange Line
1 game
0W
0D
1L
King's Pawn Game 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 1 game 0W 0D 1L
Symmetrical Variation 1 game 0W 0D 1L
Hedgehog Defense
1 game
0W
0D
1L
Zukertort Opening 1 game 0W 0D 1L
Pirc Invitation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 19 games 3W 9D 7L
Scandinavian Defense 6 games 2W 1D 3L
Richter Variation 6 games 2W 1D 3L
(unspecified)
6 games
2W
1D
3L
Slav Defense 3 games 1W 0D 2L
Modern Line 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Exchange Variation 1 game 1W 0D 0L
Symmetrical Line
1 game
1W
0D
0L
Breyer Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Attack 2 games 0W 1D 1L
Double Fianchetto 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Sicilian Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Pawn Game 2 games 0W 2D 0L
London System 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Zukertort Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Zukertort Opening 2 games 0W 1D 1L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Reversed Grünfeld 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
English Opening 1 game 0W 1D 0L
Caro-Kann Defensive System 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Italian Game 1 game 0W 1D 0L
Scotch Gambit 1 game 0W 1D 0L
Anderssen Attack
1 game
0W
1D
0L
Caro-Kann Defense 1 game 0W 1D 0L
Panov Attack 1 game 0W 1D 0L
Fianchetto Defense
1 game
0W
1D
0L
French Defense 1 game 0W 1D 0L
King's Indian Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blunders Top 4 of 173
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 55 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.07.19 | Round 6: Mach, Petr - Szmolke, Stanislaw | 6.36 | 2026.07.19 Szmolke, Stanislaw (41840992) (1969) | ½ | 92.40% | 1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 | |
| 2026.07.08 | Junior Super Tournament 3 | 6.2 | 2026.07.08 Bokhnak, Tymofii (14172976) (2147) | 0 | 84.60% | 1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 | |
| 2026.07.08 | Junior Super Tournament 3 | 5.2 | 2026.07.08 Juhanak, Daniel (23718765) (1957) | 0 | 77.30% | 1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 | |
| 2026.07.07 | Junior Super Tournament 3 | 3.2 | 2026.07.07 Bokhnak, Tymofii (14172976) (2147) | 0 | 87.60% | 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 | |
| 2026.07.07 | Junior Super Tournament 3 | 2.2 | 2026.07.07 Juhanak, Daniel (23718765) (1957) | ½ | 94.80% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2026.07.07 | Junior Super Tournament 3 | 1.1 | 2026.07.07 Gnojek, Petr (371807) (2402) | ½ | 86.70% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.06.30 | Junior Super Tournament 3 | 4.1 | 2026.06.30 Gnojek, Petr (371807) (2402) | 0 | 80.40% | 1. Nf3 c6 2. c4 d5 3. d4 dxc4 | |
| 2025.09.21 | MČR juniorů a juniorek v rapid šachu 2025 | 9.3 | 2025.09.21 Winter, Ondrej (23702192) (2276) | 0 | 82.30% | 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 | |
| 2025.09.21 | MČR juniorů a juniorek v rapid šachu 2025 | 8.5 | 2025.09.21 Stary, Simon (23734353) (2028) | 1 | 93.10% | 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 | |
| 2025.09.21 | MČR juniorů a juniorek v rapid šachu 2025 | 7.4 | 2025.09.21 Jun, Rudolf (376612) (2219) | 0 | 79.90% | 1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 | |
| 2025.09.20 | MČR juniorů a juniorek v rapid šachu 2025 | 6.2 | 2025.09.20 Ocelak, Jakub (23707933) (2182) | ½ | 99.60% | 1. d4 d5 2. Bf4 c5 3. e3 Nc6 | |
| 2025.09.20 | MČR juniorů a juniorek v rapid šachu 2025 | 5.5 | 2025.09.20 Mikhno, Artem (34141359) (1959) | 1 | 97.70% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 | |
| 2025.09.20 | MČR juniorů a juniorek v rapid šachu 2025 | 4.9 | 2025.09.20 Svadlenka, Michal (23717068) (1880) | 1 | - | 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 | |
| 2025.09.20 | MČR juniorů a juniorek v rapid šachu 2025 | 3.7 | 2025.09.20 Langmaier, Michal (23727705) (1898) | ½ | - | 1. e4 c5 2. d4 cxd4 3. Nf3 e6 | |
| 2025.09.20 | MČR juniorů a juniorek v rapid šachu 2025 | 2.7 | 2025.09.20 Pejrimovsky, Tadeas Rubel (23709537) (1868) | ½ | - | 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 | |
| 2025.09.20 | MČR juniorů a juniorek v rapid šachu 2025 | 1.9 | 2025.09.20 Slivova, Linda (23709294) (1771) | 1 | - | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2025.05.10 | Round 6: Krajicek, Matej - Mach, Petr | 6.22 | 2025.05.10 Krajicek, Matej (23750375) (1771) | 0 | 87.50% | 1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 | |
| 2025.05.10 | Round 4: Kala, Jakub - Mach, Petr | 4.22 | 2025.05.10 Kala, Jakub (23753897) (1916) | ½ | - | 1. Nf3 Nf6 | |
| 2025.05.09 | Round 3: Mach, Petr - Novotny, Michal | 3.1 | 2025.05.09 Novotny, Michal (310980) (2260) | 0 | 84.00% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2024.12.30 | Round 11: Vojta, Jakub - Mach, Petr | 11.2 | 2024.12.30 Vojta, Jakub (382515) (2308) | ½ | 95.30% | 1. c4 c6 2. g3 g6 3. Bg2 Bg7 | |
| 2024.12.30 | Round 10: Mach, Petr - Ocelak, Jakub | 10.6 | 2024.12.30 Ocelak, Jakub (23707933) (2124) | 0 | 79.50% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2024.12.30 | Round 9: Mach, Petr - Babula, Vlastimil | 9.1 | 2024.12.30 Babula, Vlastimil (391930) (2290) | 0 | 72.10% | 1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 | |
| 2024.12.29 | Round 8: Mametev, Artem - Mach, Petr | 8.6 | 2024.12.29 Mametev, Artem (23710195) (2173) | ½ | 99.20% | 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 | |
| 2024.12.29 | Round 7: Mach, Petr - Janous, Marek | 7.2 | 2024.12.29 Janous, Marek (23709650) (2105) | ½ | 97.10% | 1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 | |
| 2024.12.29 | Round 6: Davidek, Zdenek - Mach, Petr | 6.5 | 2024.12.29 Davidek, Zdenek (23725001) (2079) | 1 | 94.20% | 1. c4 c6 2. Nc3 d5 3. cxd5 cxd5 | |
| 2024.12.29 | Round 5: Mach, Petr - Smolik, Jachym | 5.3 | 2024.12.29 Smolik, Jachym (23701641) (2131) | 0 | 79.30% | 1. e4 c5 2. d4 cxd4 3. Nf3 e6 | |
| 2024.12.28 | Round 4: Svacina, Tobias - Mach, Petr | 4.4 | 2024.12.28 Svacina, Tobias (385859) (1899) | ½ | 79.20% | 1. c4 c6 2. e4 d5 3. exd5 cxd5 | |
| 2024.12.28 | Round 3: Mach, Petr - Bokhnak, Timofii | 3.4 | 2024.12.28 Bokhnak, Tymofii (14172976) (1993) | 0 | 89.90% | 1. e4 c5 2. d4 cxd4 3. Nf3 e6 | |
| 2024.12.28 | Round 2: Bezdek, Tomas - Mach, Petr | 2.3 | 2024.12.28 Bezdek, Tomas (23733551) (1918) | ½ | 96.80% | 1. d4 d5 2. Nf3 c6 3. g3 g6 | |
| 2024.12.28 | Round 1: Mach, Petr - Nemec, Jachym | 1.5 | 2024.12.28 Nemec, Jachym (23716525) (2340) | 0 | 82.90% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | |
| 2026.08.09 | Adolf Anderssen Chess Festival 2026 - OPEN SENIOR | 9.3 | 2026.08.09 Bergre, Joachim (1704893) (1946) | 0 | - | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2026.08.08 | Adolf Anderssen Chess Festival 2026 - OPEN SENIOR | 7.4 | 2026.08.08 Kalveus, Jan (1721682) (1809) | 1 | 100.00% | ||
| 2026.08.07 | anderssenSENIOR | 6.2 | 2026.08.07 Hilarecki, Grzegorz (1109359) (2000) | 0 | 85.50% | 1. d4 d5 2. c4 c6 3. Nf3 Nf6 | |
| 2026.08.06 | anderssenSENIOR | 5.5 | 2026.08.06 Hoffmann, Hendrik (2156) | 0 | 85.60% | 1. Nf3 Nf6 2. g3 c5 3. c4 b6 | |
| 2026.08.04 | anderssenSENIOR | 3.5 | 2026.08.04 Rogowski, Jaroslaw (1101382) (2107) | 0 | 83.50% | 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 | |
| 2026.08.03 | anderssenSENIOR | 2.2 | 2026.08.03 Williams, Oliver | 0 | 86.80% | 1. Nf3 d6 2. d4 c6 3. g3 Nf6 | |
| 2026.08.02 | anderssenSENIOR | 1.4 | 2026.08.02 Kaminski, Leszek (41821696) (1891) | ½ | 84.50% | 1. e4 e6 2. d3 d5 3. Nd2 c5 | |
| 2026.08.01 | anderssenSENIOR | 4.1 | 2026.08.01 Smuga, Slawomir (1103148) (2200) | ½ | 83.50% | 1. e4 e6 2. d3 d5 3. Nd2 c5 | |
| 2023.03.18 | MCR junioru 2023 | 11.5 | 2023.03.18 Smolik, Jachym (23701641) (2297) | 0 | 88.60% | 1. d4 g6 2. e4 Bg7 3. c4 c5 | |
| 2023.03.17 | MCR junioru 2023 | 10.3 | 2023.03.17 Gnojek, Petr (371807) (2313) | 0 | 92.50% | 1. Nf3 g6 2. d4 Bg7 3. e4 d6 | |
| 2023.03.16 | MCR junioru 2023 | 9.4 | 2023.03.16 Mica, Marek (382884) (2248) | 0 | 82.50% | 1. d4 g6 2. e4 Bg7 3. Be3 c5 | |
| 2023.03.15 | MCR junioru 2023 | 8.4 | 2023.03.15 Frank, Adam (384720) (2391) | * | 97.50% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2023.03.15 | MCR junioru 2023 | 7.3 | 2023.03.15 Kubiczek, Michal (2087) | 1 | 89.40% | 1. d4 Nf6 2. c4 g6 3. g3 Bg7 | |
| 2023.03.14 | MCR junioru 2023 | 6.5 | 2023.03.14 Jun, Rudolf (2152) | ½ | 97.30% | 1. Nf3 c5 2. g3 Nc6 3. d4 cxd4 | |
| 2023.03.13 | MCR junioru 2023 | 5.2 | 2023.03.13 Hrbek, Stepan (393479) (2340) | 0 | 85.70% | 1. d4 e6 2. c4 Nf6 3. Nf3 d5 | |
| 2023.03.12 | MCR junioru 2023 | 4.6 | 2023.03.12 Ocelak, Jakub (23707933) (2190) | ½ | 97.10% | 1. c4 Nf6 2. d4 c5 3. d5 b5 | |
| 2023.03.12 | MCR junioru 2023 | 4.6 | 2023.03.12 Ocelak, Jakub (23707933) (2190) | * | 92.10% | 1. e4 c6 2. d4 d5 3. Nd2 dxe4 | |
| 2023.03.11 | MCR junioru 2023 | 2.6 | 2023.03.11 Jares, Michal (386839) (2177) | 0 | 98.10% | 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 | |
| 2023.03.10 | MCR junioru 2023 | 1.2 | 2023.03.10 Svanda, Ondrej (359670) (2366) | 0 | 86.00% | 1. Nf3 c5 2. g3 Nc6 3. d4 cxd4 | |
| 2023.01.13 | Prague Open | Czech Tour | 9 | 2023.01.13 Gijsen, William (1053361) (2144) | 0 | 85.40% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2023.01.12 | Prague Open | Czech Tour | 8 | 2023.01.12 Cieslak, Patryk (2094) | ½ | 96.10% | 1. Nf3 c5 2. g3 Nc6 3. d4 cxd4 | |
| 2023.01.11 | Prague Open | Czech Tour | 7 | 2023.01.11 Oye-Stromberg, Alexander (1525999) (2254) | ½ | 84.40% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2023.01.09 | Prague Open | Czech Tour | 5 | 2023.01.09 Hlavina, Matous (386650) (2102) | ½ | 89.60% | 1. e4 e6 2. d4 b6 3. Bd3 Bb7 | |
| 2023.01.08 | Prague Open | Czech Tour | 4 | 2023.01.08 Chubakov, Sultan (13803468) (2039) | ½ | 93.70% | 1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 | |
| 2023.01.07 | Prague Open | Czech Tour | 3 | 2023.01.07 Compagnie, Luc (1008617) (2115) | ½ | 91.20% | 1. d4 g6 2. Nf3 Bg7 3. g3 d6 |