Player profile
Rataj, Petr
Dossier
16 of 18 games analyzed.
Accuracy: 81.1%
Opened Nf3: 4/8Opened d4: 2/8Opened b3: 1/8Opened e4: 1/8
Castled kingside: 12Same-side castling: 12Did not castle: 3Castled queenside: 1Opposite-side castling: 1
Fianchettoed kingside: 7Played on the kingside: 6Fianchettoed queenside: 5Played in the center: 5Played on the queenside: 2
Initiated exchanges: 13Sacrificed material: 10Missed tactics: 9Active pieces: 9Isolated pawn: 7Kept the bishop pair: 7Space advantage: 6Backward pawn: 5Played gambits: 1Avoided exchanges: 1
Openings
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As White 9 games 3W 4D 2L
King's Indian Attack 2 games 0W 2D 0L
Wahls Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Pawn Game 2 games 0W 1D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Colle System 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Zukertort Opening 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Declined 1 game 0W 1D 0L
Traditional Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Horwitz Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Larsen Attack 1 game 1W 0D 0L
Modern Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Sicilian Defense 1 game 1W 0D 0L
Delayed Alapin Variation 1 game 1W 0D 0L
with d6
1 game
1W
0D
0L
As Black 9 games 2W 0D 7L
King's Indian Defense 3 games 1W 0D 2L
Orthodox Variation 2 games 1W 0D 1L
Positional Defense, Closed Line
1 game
0W
0D
1L
Positional Defense
1 game
1W
0D
0L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Petrov's Defense 3 games 0W 0D 3L
Italian Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Modern Attack 1 game 0W 0D 1L
Center Variation
1 game
0W
0D
1L
Paulsen Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
St. George Defense 2 games 1W 0D 1L
(unspecified) 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Danish Gambit Declined 1 game 0W 0D 1L
Sörensen Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 108
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 18 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.05.17 | Round 8: Rataj, Petr - Panos, Jan | 8.17 | 2026.05.17 Panos, Jan (323578) (1789) | ½ | 82.60% | 1. Nf3 Nf6 2. d3 d5 3. g3 g6 | |
| 2026.05.17 | Round 7: Misek, Jan - Rataj, Petr | 7.13 | 2026.05.17 Misek, Jan (356077) (1871) | 0 | 80.20% | 1. e4 a6 2. d4 b5 3. c4 bxc4 | |
| 2026.05.17 | Round 5: Rataj, Petr - Hlavac, Rudolf | 5.12 | 2026.05.17 Hlavac, Rudolf (304891) (1934) | 0 | - | 1. d4 d5 2. b3 g6 3. Bb2 Bg7 | |
| 2026.05.17 | Round 3: Rataj, Petr - Peroutka, Simon | 3.14 | 2026.05.17 Peroutka, Simon (389854) (1830) | ½ | 90.10% | 1. d4 Nf6 2. b3 d5 3. Bb2 e6 | |
| 2026.05.17 | Round 1: Rataj, Petr - Tichy, Stepan | 1.5 | 2026.05.17 Tichy, Stepan (331848) (2152) | 0 | 83.30% | 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 | |
| 2026.05.16 | Round 13: Rataj, Petr - Hostasa, Petr | 13.15 | 2026.05.16 Hostasa, Petr (359637) (1626) | ½ | 96.90% | 1. Nf3 d5 2. c4 e6 3. d4 Nf6 | |
| 2026.05.16 | Round 12: Ondrejat, Miroslav - Rataj, Petr | 12.11 | 2026.05.16 Ondrejat, Miroslav (306800) (1878) | 0 | 88.60% | 1. Nf3 Nf6 2. c4 d6 3. Nc3 g6 | |
| 2026.05.16 | Round 11: Rataj, Petr - Macho, Miloslav | 11.15 | 2026.05.16 Macho, Miloslav (350974) (1798) | 1 | 96.80% | 1. d4 e6 2. b3 Nf6 3. Bb2 b6 | |
| 2026.05.16 | Round 10: Ornet, Tomas - Rataj, Petr | 10.11 | 2026.05.16 Ornet, Tomas (337765) (1851) | 0 | 47.70% | 1. e4 e5 2. Bc4 Nf6 3. Nf3 c6 | |
| 2026.05.16 | Round 9: Pazdera, Tomas - Rataj, Petr | 9.9 | 2026.05.16 Pazdera, Tomas (353701) (1842) | 0 | 86.40% | 1. e4 e5 2. d4 exd4 3. c3 d5 | |
| 2026.05.16 | Round 8: Rataj, Petr - Novotny, Dominik | 8.9 | 2026.05.16 Novotny, Dominik (23755601) (1842) | ½ | 76.10% | 1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 | |
| 2026.05.16 | Round 7: Vo, Daniel - Rataj, Petr | 7.10 | 2026.05.16 Vo, Daniel (23761229) (1901) | 1 | 86.50% | 1. e4 a6 2. d4 b5 3. Bd3 Bb7 | |
| 2026.05.16 | Round 6: Rataj, Petr - Le Nam Anh Nguyen | 6.17 | 2026.05.16 Le Nam Anh Nguyen | 1 | 80.00% | 1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 | |
| 2026.05.16 | Round 5: Hlavac, Rudolf - Rataj, Petr | 5.11 | 2026.05.16 Hlavac, Rudolf (304891) (1859) | 0 | 66.40% | 1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 | |
| 2026.05.16 | Round 4: Rataj, Petr - Koten, Vojtech | 4.14 | 2026.05.16 Koten, Vojtech (23777540) (1784) | 1 | 84.90% | 1. e4 c5 2. Nf3 d6 3. c3 Nf6 | |
| 2026.05.16 | Round 3: Dudek, Jan - Rataj, Petr | 3.13 | 2026.05.16 Dudek, Jan (23749199) (1817) | 0 | 72.10% | 1. d4 Nf6 2. c4 g6 3. Nc3 d6 | |
| 2026.05.16 | Round 1: Honcharov, Makar - Rataj, Petr | 1.8 | 2026.05.16 Honcharov, Makar (23746203) (1948) | 0 | 79.30% | 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 | |
| 2026.05.16 | Round 1: sourozenci Kůsovi - Rataj, Petr | 1.6 | 2026.05.16 sourozenci Kůsovi | 1 | - | 1. Nf3 Nf6 2. c4 g6 3. Nc3 d6 |