Player profile
Stefanou, Konstantinos
Dossier
42 of 55 games analyzed.
Accuracy: 90.9%
Opened d4: 15/21Opened Nf3: 4/21Opened e4: 1/21Opened g3: 1/21
Same-side castling: 32Castled kingside: 31Did not castle: 8Castled queenside: 2Opposite-side castling: 1
Fianchettoed kingside: 21Fianchettoed queenside: 15Played on the queenside: 14Played in the center: 9Played on the kingside: 6
Active pieces: 33Space advantage: 32Backward pawn: 30Kept the bishop pair: 28Initiated exchanges: 25Sacrificed material: 21Isolated pawn: 15Avoided exchanges: 13Missed tactics: 10Accepted short draws: 2
Openings
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As White 28 games 10W 14D 4L
Nimzo-Indian Defense 4 games 2W 2D 0L
Normal Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Classical Variation 2 games 1W 1D 0L
Noa Variation
1 game
0W
1D
0L
(unspecified)
1 game
1W
0D
0L
King's Indian Defense 3 games 2W 1D 0L
Fianchetto Variation 1 game 0W 1D 0L
Yugoslav Variation
1 game
0W
1D
0L
Semi-Averbakh System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Karpov System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 3 games 2W 1D 0L
King's English Variation 1 game 1W 0D 0L
Four Knights Variation, Fianchetto Line
1 game
1W
0D
0L
Symmetrical Variation 1 game 1W 0D 0L
Rubinstein Variation
1 game
1W
0D
0L
Agincourt Defense 1 game 0W 1D 0L
Catalan Defense, Semi-Slav Defense
1 game
0W
1D
0L
Queen's Indian Defense 2 games 1W 1D 0L
Fianchetto Variation 1 game 1W 0D 0L
Nimzowitsch Variation, Quiet Line
1 game
1W
0D
0L
Capablanca Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Indian Defense, with e3 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
Queen's Gambit Declined 2 games 1W 1D 0L
Three Knights Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Barmen Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Catalan Opening 2 games 0W 1D 1L
Closed 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Open Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Pawn Game 2 games 0W 2D 0L
Zukertort Variation 2 games 0W 2D 0L
(unspecified)
2 games
0W
2D
0L
Dutch Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Caro-Kann Defense 1 game 0W 1D 0L
Advance Variation 1 game 0W 1D 0L
Short Variation
1 game
0W
1D
0L
Bogo-Indian Defense 1 game 1W 0D 0L
Retreat Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Zukertort Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Benoni Defense 1 game 0W 0D 1L
Taimanov Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Indian Defense 1 game 0W 1D 0L
Przepiorka Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Hungarian Opening 1 game 0W 0D 1L
Symmetrical Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Attack, with Bf5 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
As Black 26 games 10W 7D 9L
Sicilian Defense 15 games 5W 5D 5L
Nyezhmetdinov-Rossolimo Attack 5 games 1W 2D 2L
(unspecified)
5 games
1W
2D
2L
French Variation 4 games 1W 1D 2L
(unspecified)
4 games
1W
1D
2L
Closed 2 games 2W 0D 0L
Traditional
1 game
1W
0D
0L
(unspecified)
1 game
1W
0D
0L
Katalimov Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Accelerated Dragon 1 game 0W 0D 1L
Modern Bc4 Variation
1 game
0W
0D
1L
Kalashnikov Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Taimanov Variation 1 game 0W 1D 0L
Bastrikov Variation
1 game
0W
1D
0L
Queen's Gambit Declined 3 games 0W 1D 2L
Exchange Variation 2 games 0W 1D 1L
Positional Variation
2 games
0W
1D
1L
Charousek Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Pseudo Queen's Indian Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Defense 1 game 0W 1D 0L
Normal Variation 1 game 0W 1D 0L
Rare Defenses
1 game
0W
1D
0L
Indian Defense 1 game 1W 0D 0L
Spielmann-Indian 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Indian Defense 1 game 1W 0D 0L
St. Petersburg Variation 1 game 1W 0D 0L
Romanishin-Psakhis Variation
1 game
1W
0D
0L
Queen's Indian Accelerated 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Modern Defense 1 game 0W 0D 1L
Standard Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Rat Defense 1 game 1W 0D 0L
English Rat 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 1 game 1W 0D 0L
Agincourt Defense 1 game 1W 0D 0L
Catalan Defense Accepted
1 game
1W
0D
0L
Blunders Top 4 of 171
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 |
|---|---|---|---|---|---|---|---|
| 2026.08.11 | Round 9: John Veny Akkarakaran - Stefanou, Konstantinos | 9.5 | 2026.08.11 John Veny Akkarakaran (46665773) (2308) | 0 | 79.80% | 1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 | |
| 2026.08.10 | Round 8: Stefanou, Konstantinos - Palaiologou, Apostolos | 8.7 | 2026.08.10 Palaiologou, Apostolos (42105595) (2201) | 1 | 94.50% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2026.08.09 | Round 7: Stefanou, Dimitrios - Stefanou, Konstantinos | 7.5 | 2026.08.09 Stefanou, Dimitrios (25825011) (2333) | ½ | 94.60% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.08.09 | Round 6: Stefanou, Konstantinos - Vasiliadis, Theodoros | 6.7 | 2026.08.09 Vasiliadis, Theodoros (4265491) (2039) | ½ | 87.60% | 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 | |
| 2026.08.08 | Round 5: Stefanou, Konstantinos - Tanenbaum, Zachary | 5.6 | 2026.08.08 Tanenbaum, Zachary (2060850) (2290) | ½ | 92.20% | 1. d4 f5 2. b3 Nf6 3. e3 g6 | |
| 2026.08.08 | Round 4: Toliopoulos, Konstantinos - Stefanou, Konstantinos | 4.8 | 2026.08.08 Toliopoulos, Konstantinos (25822136) (2086) | 1 | 92.20% | 1. e4 c5 2. Nf3 b6 3. d4 cxd4 | |
| 2026.08.06 | Round 1: Anastasopoulou, Andrianna - Stefanou, Konstantinos | 1.11 | 2026.08.06 Anastasopoulou, Andrianna (4212746) (1959) | 0 | 81.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 d5 | |
| 2026.08.04 | Round 9: Stefanou, Konstantinos - Odabasi, Ruzgar | 9.27 | 2026.08.04 Odabasi, Ruzgar (51604787) (2216) | 0 | 77.50% | 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ | |
| 2026.07.10 | Round 7: Papaioannou, Dimitrios - Stefanou, Konstantinos | 7.28 | 2026.07.10 Papaioannou, Dimitrios (25865137) (2348) | ½ | 92.70% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 | |
| 2026.07.10 | Round 6: Stefanou, Konstantinos - Stefanou, Dimitrios | 6.18 | 2026.07.10 Stefanou, Dimitrios (25825011) (2358) | ½ | 98.90% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2026.07.10 | Round 1: Christodoulou, Panormitis - Stefanou, Konstantinos | 1.28 | 2026.07.10 Christodoulou, Panormitis (25834843) (2098) | ½ | 94.40% | 1. e4 c5 2. Nf3 e6 3. g3 Nc6 | |
| 2026.07.08 | Round 5: Stefanou, Konstantinos - Tagkaloglou, Savvas Stefanos | 5.18 | 2026.07.08 Tagkaloglou, Savvas Stefanos (25852116) (2031) | 1 | - | 1. Nf3 Nf6 2. c4 e6 3. d4 d5 | |
| 2026.07.07 | Round 4: Kalogridis, Antonios - Stefanou, Konstantinos | 4.8 | 2026.07.07 Kalogridis, Antonios (25833901) (2399) | 0 | - | 1. d4 d5 2. c4 e6 3. Nc3 Be7 | |
| 2026.07.06 | Round 3: Efientzi, Rafailia - Stefanou, Konstantinos | 3.28 | 2026.07.06 Efientzi, Rafailia (42157870) (1481) | 1 | - | 1. d4 Nf6 2. Nf3 c5 3. c3 b6 | |
| 2026.07.06 | Round 2: Stefanou, Konstantinos - Lampropoulos, Pavlos | 2.28 | 2026.07.06 Lampropoulos, Pavlos (42102170) (1849) | 1 | - | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 | |
| 2026.03.23 | 3rd International Open Chess Tournament of Katerini Group A | 7.7 | 2026.03.23 Oikonomopoulos, Filippos (25896547) (2191) | 1 | 93.10% | 1. e4 c5 2. Nc3 Nc6 3. Bb5 Qb6 | |
| 2026.03.21 | 3rd International Open Chess Tournament of Katerini Group A | 3.8 | 2026.03.21 Stratigos, Spiros (4291980) (2123) | 0 | - | 1. e4 c5 2. Nf3 e6 3. d3 d5 | |
| 2026.02.23 | Round 7: Stefanou, Konstantinos - Liloni, Francesco Mattia | 7.8 | 2026.02.23 Liloni, Francesco Mattia (2872264) (2137) | 1 | 95.40% | 1. d4 Nf6 2. c4 e6 3. Nf3 h6 | |
| 2026.02.22 | Round 6: Krallis, Christos - Stefanou, Konstantinos | 6.2 | 2026.02.22 Krallis, Christos (4298896) (2423) | 0 | 89.50% | 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 | |
| 2026.02.22 | Round 5: Papasimakopoulos, Alexandros - Stefanou, Konstantinos | 5.4 | 2026.02.22 Papasimakopoulos, Alexandros (4244125) (2363) | 1 | 92.60% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2026.02.21 | Round 4: Stefanou, Konstantinos - Valsecchi, Alessio | 4.2 | 2026.02.21 Valsecchi, Alessio (818860) (2439) | ½ | 97.60% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2026.02.21 | Round 3: Akat, Elifnaz - Stefanou, Konstantinos | 3.6 | 2026.02.21 Akat, Elifnaz (34560556) (2104) | 1 | 91.90% | 1. e4 c5 2. Nf3 e6 3. g3 Nc6 | |
| 2026.02.20 | Round 2: Stefanou, Konstantinos - Yordanova, Svetla | 2.11 | 2026.02.20 Yordanova, Svetla (2905108) (2053) | 1 | 89.10% | 1. Nf3 d5 2. e3 Nf6 3. c4 e6 | |
| 2026.01.04 | Open A | 9.17 | 2026.01.04 Pankiv, Maksym (34135588) (2296) | 0 | 89.00% | 1. Nf3 Nf6 2. c4 e6 3. g3 d5 | |
| 2026.01.03 | Open A | 8.25 | 2026.01.03 Oborski, Artur (21844810) (2103) | 1 | 97.40% | 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 | |
| 2026.01.02 | Open A | 7.25 | 2026.01.02 Krawczyk, Wojciech (21812420) (2177) | ½ | 96.90% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2026.01.02 | Open A | 6.27 | 2026.01.02 Pancewicz, Szymon (21852995) (2107) | ½ | 95.80% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2025.12.31 | Open A | 5.35 | 2025.12.31 Zarnowski, Krzysztof (1148729) (2137) | 1 | 90.70% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.12.30 | Open A | 4.11 | 2025.12.30 Janik, Igor (1159259) (2528) | 0 | 90.20% | 1. e4 c5 2. Nf3 e6 3. g3 Nc6 | |
| 2025.12.29 | Open A | 3.41 | 2025.12.29 Kyparissopoulos, Spyridon (25827359) (2132) | 1 | - | 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 | |
| 2025.12.28 | Open A | 2.41 | 2025.12.28 Kraczek, Cezary (21081107) (2130) | ½ | - | 1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 | |
| 2025.12.27 | Open A | 1.50 | 2025.12.27 Kozlowski, Franciszek (21899037) (2118) | ½ | - | 1. d4 d5 2. Nf3 c6 3. Bf4 Qb6 | |
| 2025.07.30 | Round 4: Stefanou, Konstantinos - Sadikhov, Ulvi | 4.18 | 2025.07.30 Sadikhov, Ulvi (13401416) (2488) | 0 | 91.80% | 1. d4 Nf6 2. c4 e6 3. Nc3 c5 | |
| 2025.07.22 | Round 5: Antonioudakis, Georgios - Stefanou, Konstantinos | 5.17 | 2025.07.22 Antonioudakis, Georgios (25845390) (2034) | 0 | 81.40% | 1. e4 d6 2. d4 g6 3. Nc3 Bg7 | |
| 2025.07.21 | Round 4: Stefanou, Konstantinos - Nevednichy, Vladislav | 4.8 | 2025.07.21 Nevednichy, Vladislav (1205730) (2435) | ½ | 96.10% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.07.04 | Round 7: Stefanou, Konstantinos - Kalogridis, Themistoklis | 7.8 | 2025.07.04 Kalogridis, Themistoklis (25841475) (2328) | ½ | 87.40% | 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 | |
| 2025.07.03 | Round 6: Armaos, Michail - Stefanou, Konstantinos | 6.8 | 2025.07.03 Armaos, Michail (25863720) (1942) | 1 | 97.40% | 1. d4 d6 2. c4 e5 3. dxe5 dxe5 | |
| 2025.07.03 | Round 4: Papidakis, Georgios - Stefanou, Konstantinos | 4.8 | 2025.07.03 Papidakis, Georgios (4295099) (2146) | ½ | - | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 | |
| 2025.07.03 | Round 3: Stefanou, Konstantinos - Krallis, Christos | 3.8 | 2025.07.03 Krallis, Christos (4298896) (2406) | 1 | - | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.07.03 | Round 2: Katsanis, Vasileios Dim - Stefanou, Konstantinos | 2.8 | 2025.07.03 Katsanis, Vasileios Dim (42121159) (2192) | ½ | - | 1. d4 Nf6 2. c4 e6 3. Nc3 d5 | |
| 2025.07.03 | Round 1: Stefanou, Konstantinos - Tsitimakis, Periklis | 1.8 | 2025.07.03 Tsitimakis, Periklis (25863703) (1850) | 1 | - | 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 | |
| 2025.07.03 | Round 5: Stefanou, Konstantinos - Koutlas, Nikolaos | 5.8 | 2025.07.03 Koutlas, Nikolaos (25827138) (2347) | ½ | - | 1. d4 d5 2. Nf3 Nf6 3. c4 e6 | |
| 2025.03.25 | Round 10: Stefanou, Konstantinos - Boyer, Mahel | 10.39 | 2025.03.25 Boyer, Mahel (45102422) (2529) | 0 | 84.90% | 1. g3 g6 2. Bg2 Bg7 3. d4 Nf6 | |
| 2025.03.19 | Round 5: Stoyanov, Tsvetan - Stefanou, Konstantinos | 5.28 | 2025.03.19 Stoyanov, Tsvetan (2917173) (2469) | 0 | 89.60% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 | |
| 2025.03.18 | Round 4: Stefanou, Konstantinos - Bodrogi, Bendeguz | 4.26 | 2025.03.18 Bodrogi, Bendeguz (790303) (2460) | ½ | 88.10% | 1. d4 d5 2. Nf3 e6 3. g3 b6 | |
| 2025.03.15 | Round 1: Grandelius, Nils - Stefanou, Konstantinos | 1.16 | 2025.03.15 Grandelius, Nils (1710400) (2644) | 0 | 89.60% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 | |
| 2024.07.29 | Round 1: Stefanou, Konstantinos - Patrelakis, Evaggelos | 1.11 | 2024.07.29 Patrelakis, Evaggelos (4295102) (2445) | ½ | 88.00% | 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 | |
| 2024.07.10 | Greek League 2024 | 07 | 2024.07.10 Lampropoulos, Pavlos (42102170) (1802) | 1 | 79.90% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 | |
| 2024.07.09 | Greek League 2024 | 06 | 2024.07.09 Koutlas, Nikolaos (25827138) (2332) | ½ | 89.30% | 1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 | |
| 2024.07.08 | Greek League 2024 | 05 | 2024.07.08 Karamichos, Michail (25868993) (1946) | 1 | 91.20% | 1. Nf3 Nf6 2. c4 e6 3. g3 d5 | |
| 2024.07.07 | Greek League 2024 | 04 | 2024.07.07 Kasioumis, Vasilios (4291484) (2347) | ½ | 89.00% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.07.06 | Greek League 2024 | 03 | 2024.07.06 Makridis, Dimitrios (25864475) (2328) | 1 | 95.80% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.07.05 | Greek League 2024 | 02 | 2024.07.05 Proutsalis, Marios Alexandros (25847244) (1843) | 1 | 94.10% | 1. e4 c5 2. Nc3 Nc6 3. g3 g6 | |
| 2024.07.04 | Greek League 2024 | 01 | 2024.07.04 Tragoudaras, Nikolaos (25823515) (1935) | ½ | 98.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ | |
| Round 8: Bosiocic, Marin - Stefanou, Konstantinos | 8.26 | Bosiocic, Marin (14507927) (2525) | 0 | 91.70% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 d5 |