Player profile
Hacker, Jonas
Dossier
138 of 145 games analyzed.
Accuracy: 93.1%
Opened d4: 25/47Opened e4: 18/47Opened Nb3: 2/47Opened c4: 1/47Opened Nab3: 1/47
Castled kingside: 69Same-side castling: 64Did not castle: 19Opposite-side castling: 6Castled queenside: 5
Played in the center: 35Played on the queenside: 27Fianchettoed queenside: 24Played on the kingside: 21Fianchettoed kingside: 12
Initiated exchanges: 68Active pieces: 60Space advantage: 58Sacrificed material: 52Backward pawn: 51Kept the bishop pair: 50Isolated pawn: 35Missed tactics: 19Avoided exchanges: 15Accepted short draws: 7
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 51 games 23W 20D 8L
French Defense 9 games 6W 1D 2L
Advance Variation 6 games 4W 1D 1L
Paulsen Attack
3 games
2W
1D
0L
Euwe Variation
2 games
2W
0D
0L
Wade Variation
1 game
0W
0D
1L
Tarrasch Variation 3 games 2W 0D 1L
(unspecified)
1 game
1W
0D
0L
Open System, Euwe-Keres Line
1 game
0W
0D
1L
Closed Variation, Main Line
1 game
1W
0D
0L
Queen's Gambit Declined 9 games 2W 6D 1L
Harrwitz Attack 6 games 2W 4D 0L
Main Line
2 games
1W
1D
0L
Fianchetto Defense
2 games
0W
2D
0L
Two Knights Defense, Blockade Line
1 game
0W
1D
0L
(unspecified)
1 game
1W
0D
0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Ragozin Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Barmen Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Sicilian Defense 6 games 2W 4D 0L
Nyezhmetdinov-Rossolimo Attack 3 games 1W 2D 0L
Fianchetto Variation
3 games
1W
2D
0L
French Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Dragon Variation 1 game 1W 0D 0L
Yugoslav Attack, Early Deviations
1 game
1W
0D
0L
Smith-Morra Gambit 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Semi-Slav Defense 5 games 2W 2D 1L
Normal Variation 4 games 1W 2D 1L
(unspecified)
4 games
1W
2D
1L
Accelerated Meran Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
? 5 games 1W 3D 1L
(unspecified) 5 games 1W 3D 1L
(unspecified)
5 games
1W
3D
1L
Nimzo-Indian Defense 3 games 1W 1D 1L
Classical Variation 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Sämisch Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Defense 3 games 3W 0D 0L
Orthodox Variation 3 games 3W 0D 0L
Positional Defense
1 game
1W
0D
0L
Gligoric-Taimanov System
1 game
1W
0D
0L
(unspecified)
1 game
1W
0D
0L
Italian Game 2 games 2W 0D 0L
Two Knights Defense 1 game 1W 0D 0L
Polerio Defense, Bishop Check Line
1 game
1W
0D
0L
Classical Variation 1 game 1W 0D 0L
Giuoco Pianissimo
1 game
1W
0D
0L
Queen's Pawn Game 1 game 0W 1D 0L
Symmetrical Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Grünfeld Defense 1 game 1W 0D 0L
Zaitsev Gambit 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Catalan Opening 1 game 1W 0D 0L
Closed 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Slav Defense 1 game 0W 1D 0L
Exchange Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Caro-Kann Defense 1 game 1W 0D 0L
Advance Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ruy Lopez 1 game 0W 1D 0L
Morphy Defense 1 game 0W 1D 0L
Anderssen Variation
1 game
0W
1D
0L
Benko Gambit Accepted 1 game 0W 0D 1L
Fully Accepted Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Indian Defense 1 game 0W 0D 1L
Fianchetto Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Gambit Accepted 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
As Black 49 games 16W 17D 13L
Sicilian Defense 19 games 5W 7D 5L
Taimanov Variation 8 games 2W 5D 1L
Bastrikov Variation, English Attack
5 games
1W
3D
1L
Bastrikov Variation
2 games
1W
1D
0L
Szén Variation
1 game
0W
1D
0L
Delayed Alapin Variation 3 games 0W 0D 3L
with e6
3 games
0W
0D
3L
Four Knights Variation 2 games 0W 1D 0L
Cobra Variation
1 game
0W
0D
0L
Exchange Variation
1 game
0W
1D
0L
Kan Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Alapin Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Pin Variation 1 game 1W 0D 0L
Koch Variation
1 game
1W
0D
0L
Smith-Morra Gambit 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
French Variation 1 game 0W 0D 0L
(unspecified)
1 game
0W
0D
0L
Scheveningen Variation 1 game 0W 1D 0L
Classical Main Line
1 game
0W
1D
0L
Nimzo-Indian Defense 5 games 2W 2D 1L
Normal Variation 2 games 0W 2D 0L
(unspecified)
2 games
0W
2D
0L
Kmoch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
St. Petersburg Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Three Knights Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Caro-Kann Defense 4 games 2W 1D 1L
Advance Variation 2 games 2W 0D 0L
Botvinnik-Carls Defense
2 games
2W
0D
0L
Two Knights Attack 1 game 0W 0D 1L
Mindeno Variation
1 game
0W
0D
1L
Endgame Offer 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Opening 3 games 1W 1D 1L
Agincourt Defense 3 games 1W 1D 1L
Catalan Defense Accepted
3 games
1W
1D
1L
King's Indian Attack 3 games 0W 1D 2L
(unspecified) 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Wahls Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Catalan Opening 3 games 0W 1D 1L
Open Defense 3 games 0W 1D 1L
(unspecified)
3 games
0W
1D
1L
? 3 games 2W 1D 0L
(unspecified) 3 games 2W 1D 0L
(unspecified)
3 games
2W
1D
0L
Queen's Indian Defense 2 games 0W 1D 1L
Fianchetto Variation 2 games 0W 1D 1L
Nimzowitsch Variation, Nimzowitsch Attack
1 game
0W
0D
1L
Nimzowitsch Variation
1 game
0W
1D
0L
Four Knights Game 1 game 1W 0D 0L
Gunsberg Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Gambit Accepted 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Rapport-Jobava System 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Indian Defense 1 game 1W 0D 0L
Knights Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Bird Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Queen's Pawn Game 1 game 1W 0D 0L
Colle System 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Larsen Attack 1 game 0W 0D 1L
Classical Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 373
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 145 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| øøøø.øø.øø | new tournament description | 8.19 | øøøø.øø.øø Vyval, Volodymyr (14121530) (2262) | ½ | 90.10% | 1. e4 e6 2. d4 d5 3. Nc3 dxe4 | |
| øøøø.øø.øø | Grenke Open | 7.8 | øøøø.øø.øø Schulze, Marc (1271126) (2213) | 1 | 98.10% | 1. d4 Nf6 2. Bf4 d5 3. e3 e6 | |
| 2026.04.05 | Grenke Chess Festival 2026 Open | 7.49 | 2026.04.05 Dayal, Samar (366111277) (2060) | 0 | 87.50% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.04.05 | Grenke Chess Festival 2026 Open | 6.77 | 2026.04.05 Montorsi, Matteo (2826491) (2211) | 1 | 95.30% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2026.04.04 | Grenke Chess Festival 2026 Open | 5.70 | 2026.04.04 Kupriyanov, Daniel (14198533) (2231) | ½ | 94.60% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.04.04 | Grenke Chess Festival 2026 Open | 4.71 | 2026.04.04 Harish, Neeraj (30958130) (2128) | ½ | 90.90% | 1. e4 c5 2. Nf3 e6 3. g3 Nc6 | |
| 2026.02.05 | SixDays February 2026 IM B | 8.5 | 2026.02.05 Horvath, David (704890) (2255) | 1 | 95.80% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2026.02.04 | SixDays February 2026 IM B | 6.5 | 2026.02.04 Sanjay Narayanan P S (25154540) (2094) | 1 | 84.80% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.02.03 | SixDays February 2026 IM B | 5.2 | 2026.02.03 Esshan Wadhawan (45062056) (2319) | ½ | 95.50% | 1. d4 d5 2. Nf3 Nf6 3. c3 e6 | |
| 2026.02.03 | SixDays February 2026 IM B | 4.4 | 2026.02.03 Pandey Srishti (35093290) (2224) | ½ | 94.60% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.02.02 | SixDays February 2026 IM B | 3.3 | 2026.02.02 Ayaan Garg (25182242) (2182) | 1 | 97.00% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2026.02.02 | SixDays February 2026 IM B | 2.3 | 2026.02.02 Gunawardhana, Devindya Oshini (29941482) (2260) | 0 | 89.80% | 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 | |
| 2026.02.01 | SixDays February 2026 IM B | 1.4 | 2026.02.01 Kienboeck, Benjamin (1649353) (2283) | 1 | 88.40% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2026.01.31 | SixDays February 2026 IM B | 7.1 | 2026.01.31 Semprun Martinez, Fernando (2203170) (2039) | 1 | 98.50% | 1. c4 e6 2. d4 d5 3. Nf3 c6 | |
| 2026.01.23 | SixDays January 2026 IM B | 9.1 | 2026.01.23 Alonso Gimenez, Mauro (54539412) (2216) | ½ | 93.90% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.01.23 | SixDays January 2026 IM B | 8.1 | 2026.01.23 Sanjay Narayanan P S (25154540) (2028) | ½ | 92.30% | 1. d4 d5 2. c4 e6 3. Nf3 Be7 | |
| 2026.01.23 | SixDays January 2026 IM B | 7.1 | 2026.01.23 Fule, Simon (787515) (2291) | ½ | 96.80% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.01.23 | SixDays January 2026 IM B | 6.1 | 2026.01.23 Jakab, Attila (709727) (2214) | ½ | 96.80% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2026.01.23 | SixDays January 2026 IM B | 5.1 | 2026.01.23 Pandey Srishti (35093290) (2224) | 1 | 96.50% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2026.01.23 | SixDays January 2026 IM B | 4.1 | 2026.01.23 Shahil Dey (35062352) (2409) | 0 | 87.00% | 1. e4 c5 2. Nf3 e6 3. c3 d5 | |
| 2026.01.23 | SixDays January 2026 IM B | 3.1 | 2026.01.23 Esshan Wadhawan (45062056) (2205) | 1 | 93.90% | 1. Nf3 Nf6 2. c4 e6 3. g3 d5 | |
| 2026.01.23 | SixDays January 2026 IM B | 2.1 | 2026.01.23 Coles, Robin (551017814) (2219) | 1 | 89.70% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2026.01.23 | SixDays January 2026 IM B | 1.1 | 2026.01.23 Varga, Csaba Zoltan (724335) (2279) | ½ | 97.50% | 1. e4 c6 2. Nf3 d5 3. d3 g6 | |
| 2025.11.23 | Heusenstamm Sparkassen Open 2025 | 6.9 | 2025.11.23 Hoette, Philipp (24696390) (2087) | ½ | 97.80% | 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 | |
| 2025.11.22 | Heusenstamm Sparkassen Open 2025 | 5.8 | 2025.11.22 Commercon, Simon (24620998) (2198) | ½ | 97.60% | 1. d4 Nf6 2. c4 e6 3. Nc3 d5 | |
| 2025.11.21 | Heusenstamm Sparkassen Open 2025 | 3.4 | 2025.11.21 Hoppstaedter, Daniel (16243625) (2214) | 0 | 85.10% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2025.11.21 | Heusenstamm Sparkassen Open 2025 | 2.6 | 2025.11.21 Rose, Daniel | 1 | - | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.11.20 | Heusenstamm Sparkassen Open 2025 | 1.6 | 2025.11.20 von Auer, Ulrich (4698096) (1997) | 1 | - | 1. d4 Nf6 2. c4 g6 3. Nc3 d5 | |
| 2025.11.12 | SixDays November 2025 IM-A | 8.5 | 2025.11.12 Kheerthi Ganta (25626280) (2156) | ½ | 97.40% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.11.12 | SixDays November 2025 IM-A | 7.2 | 2025.11.12 Rybka, Simon (14947480) (2339) | ½ | 97.60% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.11.11 | SixDays November 2025 IM-A | 6.4 | 2025.11.11 Horvath, Kristof (740136) (2178) | 1 | 93.40% | 1. e4 c5 2. c3 g6 3. d4 cxd4 | |
| 2025.11.10 | SixDays November 2025 IM-A | 5.3 | 2025.11.10 Sava, Robert-Gabriel (1265725) (2193) | ½ | 98.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.11.10 | SixDays November 2025 IM-A | 4.3 | 2025.11.10 Anishka Vikram (45013314) (2076) | 1 | 93.40% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.11.09 | SixDays November 2025 IM-A | 3.4 | 2025.11.09 Lahav, Michal (2813742) (2200) | 1 | 93.40% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2025.11.08 | SixDays November 2025 IM-A | 1.5 | 2025.11.08 Horvath, David (704890) (2278) | 1 | 96.40% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2025.11.06 | SixDays November 2025 IM-A | 9.1 | 2025.11.06 Csernyik, Mark (797030) (2225) | 1 | 91.90% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.10.19 | Round 9: Hacker, Jonas - Liu, Casper | 9.3 | 2025.10.19 Liu, Casper (1454153) (2360) | 1 | 89.70% | 1. e4 e6 2. d4 d5 3. Nd2 h6 | |
| 2025.10.18 | Round 8: Rasmussen, Allan Stig - Hacker, Jonas | 8.2 | 2025.10.18 Rasmussen, Allan Stig (1406000) (2501) | 0 | 92.20% | 1. e4 c5 2. Nf3 e6 3. c3 Nf6 | |
| 2025.10.17 | Round 6: Chatalbashev, Boris - Hacker, Jonas | 6.4 | 2025.10.17 Chatalbashev, Boris (2900440) (2506) | 0 | 85.20% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.10.16 | Round 5: Hacker, Jonas - Thavandiran, Shiyam | 5.5 | 2025.10.16 Thavandiran, Shiyam (2605058) (2402) | 0 | 86.70% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2025.10.15 | Round 4: Pajeken, Jakob Leon - Hacker, Jonas | 4.5 | 2025.10.15 Pajeken, Jakob Leon (12942839) (2454) | 0 | 91.20% | 1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 | |
| 2025.10.14 | Round 3: Gloeckler, Christian - Hacker, Jonas | 3.5 | 2025.10.14 Gloeckler, Christian (34608966) (2451) | 1 | 95.60% | 1. a3 e5 2. e4 Nf6 3. Nc3 Nc6 | |
| 2025.10.14 | Round 2: Hacker, Jonas - Jalving, August | 2.4 | 2025.10.14 Jalving, August (1471759) (2298) | 1 | - | 1. Nf3 Nf6 2. c4 e6 3. g3 d5 | |
| 2025.10.13 | Round 7: Hacker, Jonas - Hector, Jonny | 7.1 | 2025.10.13 Hector, Jonny (1700090) (2431) | ½ | 94.00% | 1. d4 d5 2. c4 c6 3. cxd5 cxd5 | |
| 2025.10.13 | Round 1: Hagner, Bennet - Hacker, Jonas | 1.1 | 2025.10.13 Hagner, Bennet (16224477) (2445) | 0 | - | 1. e4 c5 2. Nf3 e6 3. c3 Nf6 | |
| 2025.09.23 | SixDays Three Years IM-C | 9.4 | 2025.09.23 Tashkinova, Sofiia (14188309) (2265) | 1 | 98.10% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.09.22 | SixDays Three Years IM-C | 8.3 | 2025.09.22 Kovalev, Andrei (13500023) (2368) | 1 | 94.40% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2025.09.22 | SixDays Three Years IM-C | 7.3 | 2025.09.22 Perkampus, Laurin (16232283) (2117) | ½ | 97.50% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.09.21 | SixDays Three Years IM-C | 6.4 | 2025.09.21 Adury, Anant (30964687) (2253) | ½ | 95.00% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2025.09.20 | SixDays Three Years IM-C | 5.2 | 2025.09.20 Badacsonyi, Frankie (460400) (2251) | 0 | 91.80% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.09.20 | SixDays Three Years IM-C | 4.5 | 2025.09.20 Anishka Vikram (45013314) (1903) | 1 | 98.20% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2025.09.19 | SixDays Three Years IM-C | 2.5 | 2025.09.19 Ratsma, Midas (1032283) (2253) | 1 | 96.50% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.09.18 | SixDays Three Years IM-C | 3.1 | 2025.09.18 Adarsh Tripathi (35061984) (2313) | ½ | 99.30% | 1. d4 d5 2. c4 e6 3. Nf3 a6 | |
| 2025.09.18 | SixDays Three Years IM-C | 1.2 | 2025.09.18 Felmery, Mate (727172) (2149) | ½ | 94.50% | 1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 | |
| 2025.06.01 | Round 8: Shimanov, Aleksandr - Hacker, Jonas | 8.13 | 2025.06.01 Shimanov, Aleksandr (4198603) (2583) | 0 | 92.40% | 1. e4 c5 2. d4 cxd4 3. Qxd4 Nc6 | |
| 2025.06.01 | Round 6: Nemeth, Miklos - Hacker, Jonas | 6.13 | 2025.06.01 Nemeth, Miklos (720232) (2414) | * | - | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2025.05.30 | Round 3: Hacker, Jonas - Vitiugov, Nikita | 3.13 | 2025.05.30 Vitiugov, Nikita (4152956) (2590) | 0 | - | 1. e4 e6 2. d4 d5 3. Nd2 c5 | |
| 2025.05.26 | Round 7: Hacker, Jonas - Santos Latasa, Jaime | 7.1 | 2025.05.26 Santos Latasa, Jaime (2293307) (2643) | 0 | 80.40% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2025.04.21 | Freestyle Chess Open A | 9.25 | 2025.04.21 Erdogmus, Yagiz Kaan (44599790) (2618) | ½ | 86.00% | 1. Nb3 c5 2. c4 f6 3. f3 b6 | |
| 2025.04.21 | Freestyle Chess Open A | 8.23 | 2025.04.21 Grandelius, Nils (1710400) (2640) | ½ | 93.20% | 1. d4 d5 2. c3 e5 3. dxe5 Qxe5 | |
| 2025.04.20 | Freestyle Chess Open A | 7.30 | 2025.04.20 Bacrot, Etienne (605506) (2633) | 1 | 93.60% | 1. Nab3 f5 2. Nc5 Nd6 3. f4 c6 | |
| 2025.04.20 | Freestyle Chess Open A | 6.33 | 2025.04.20 Huschenbeth, Niclas (24604747) (2601) | ½ | 95.20% | 1. Nb3 c6 2. c3 e5 3. e4 O-O-O | |
| 2025.04.19 | Freestyle Chess Open A | 5.55 | 2025.04.19 Maisch, Julian (24699730) (2153) | 1 | 87.70% | 1. f4 Nc6 2. e4 e5 3. Bc4 exf4 | |
| 2025.04.19 | Freestyle Chess Open A | 4.27 | 2025.04.19 So, Wesley (5202213) (2748) | ½ | - | 1. a4 c5 2. e4 Nc6 3. Nc3 Qb8 | |
| 2025.04.18 | Round 3: Tischler, Michel - Hacker, Jonas | 3.62 | 2025.04.18 Tischler, Michel (1662457) (2080) | 1 | 86.00% | 1. b4 e6 2. d3 f5 3. Bc3 Bf6 | |
| 2025.04.18 | Round 2: Hacker, Jonas - Svane, Frederik | 2.24 | 2025.04.18 Svane, Frederik (12923044) (2668) | 0 | 84.30% | 1. d4 b6 2. c4 e6 3. Nc3 Nf6 | |
| 2025.04.04 | Round 8: Sebenik, Matej - Hacker, Jonas | 8.16 | 2025.04.04 Sebenik, Matej (14602296) (2491) | 0 | 90.00% | 1. c4 Nf6 2. Nf3 e6 3. g3 d5 | |
| 2025.04.03 | Round 7: Froewis, Georg - Hacker, Jonas | 7.23 | 2025.04.03 Froewis, Georg (1618423) (2429) | 0 | 85.60% | 1. Nf3 d5 2. g3 Nd7 3. Bg2 e5 | |
| 2025.04.02 | Round 6: Hacker, Jonas - Shimanov, Aleksandr | 6.23 | 2025.04.02 Shimanov, Aleksandr (4198603) (2578) | ½ | 95.90% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2024.10.13 | Round 5: Hacker, Jonas - Gschiel, Alexander | 5.14 | 2024.10.13 Gschiel, Alexander (1653202) (2318) | 1 | 88.90% | 1. e4 c6 2. d4 d5 3. e5 Bf5 | |
| 2024.10.12 | Round 4: Hacker, Jonas - Koellner, Ruben Gideon | 4.27 | 2024.10.12 Koellner, Ruben Gideon (12993093) (2480) | ½ | 98.60% | 1. d4 d5 2. c4 e6 3. Nf3 Nf6 | |
| 2024.10.11 | Round 3: Votava, Jan - Hacker, Jonas | 3.9 | 2024.10.11 Votava, Jan (300535) (2441) | 0 | 90.20% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2024.10.10 | Round 2: Hacker, Jonas - Erdos, Viktor | 2.33 | 2024.10.10 Erdos, Viktor (719978) (2538) | ½ | 98.60% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2024.10.09 | Round 1: Krivoborodov, Egor - Hacker, Jonas | 1.2 | 2024.10.09 Krivoborodov, Egor (4155890) (2555) | ½ | 94.90% | 1. d4 Nf6 2. Nc3 d5 3. Bf4 c5 | |
| 2024.08.11 | ccc24gm | 9.4 | 2024.08.11 Vinter-Schou, Uffe (1400568) (2340) | 1 | 93.00% | 1. e4 c6 2. d4 d5 3. e5 c5 | |
| 2024.08.11 | ccc24gm | 8.4 | 2024.08.11 Jacobsen, Mikkel Manosri (1444514) (2276) | 1 | 94.00% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2024.08.10 | ccc24gm | 7.4 | 2024.08.10 Jogstad, Martin (1715364) (2383) | 1 | 92.90% | 1. d4 Nf6 2. Nf3 e6 3. g3 c5 | |
| 2024.08.10 | ccc24gm | 6.5 | 2024.08.10 Nielsen, Viktor Haarmark (1444492) (2370) | 0 | 95.00% | 1. d4 Nf6 2. c4 c5 3. d5 b5 | |
| 2024.08.09 | ccc24gm | 5.1 | 2024.08.09 Kistrup, Nicolai (1444816) (2363) | 0 | 84.70% | 1. e4 c5 2. Nf3 e6 3. c3 Nf6 | |
| 2024.08.09 | ccc24gm | 4.5 | 2024.08.09 Kunin, Vitaly (4128737) (2523) | 0 | 79.70% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2024.08.08 | ccc24gm | 3.3 | 2024.08.08 Haubro-Suppanz, Martin (1414291) (2390) | 1 | 93.50% | 1. e4 c6 2. d4 d5 3. e5 c5 | |
| 2024.08.08 | ccc24gm | 2.1 | 2024.08.08 Kjartansson, Gudmundur (2301318) (2474) | ½ | 93.60% | 1. d4 d5 2. c4 c6 3. Nc3 Nf6 | |
| 2024.08.07 | ccc24gm | 1.1 | 2024.08.07 Hector, Jonny (1700090) (2438) | ½ | 89.00% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2024.07.16 | Round 9: Herbrig, Alexander - Hacker, Jonas | 9.1 | 2024.07.16 Herbrig, Alexander (12952044) (2295) | ½ | 80.60% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2024.07.16 | Round 8: Hacker, Jonas - Zimmermann, Rene, Dr. | 8.1 | 2024.07.16 Zimmermann, Rene, Dr. (24624349) (2185) | 1 | 91.30% | 1. e4 e6 2. d4 d5 3. Nd2 Nf6 | |
| 2024.07.16 | Round 7: Helmer, Jan - Hacker, Jonas | 7.1 | 2024.07.16 Helmer, Jan (12956686) (2234) | ½ | 90.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 b6 | |
| 2024.07.16 | Round 6: Hacker, Jonas - Kracht, Raphael | 6.1 | 2024.07.16 Kracht, Raphael (16214382) (2199) | 1 | 97.50% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.07.16 | Round 5: Zeller, Frank - Hacker, Jonas | 5.1 | 2024.07.16 Zeller, Frank (4613007) (2326) | ½ | 99.80% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2024.07.16 | Round 4: Hacker, Jonas - Klaric, Zoran | 4.1 | 2024.07.16 Klaric, Zoran (4656946) (1994) | 1 | 98.80% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2024.07.16 | Round 3: Puschendorf, Steffen - Hacker, Jonas | 3.1 | 2024.07.16 Puschendorf, Steffen (4634322) (2067) | * | 96.50% | 1. d4 Nf6 2. c4 e6 3. g3 d5 | |
| 2024.07.16 | Round 2: Hacker, Jonas - Ehrig, Leon Chris | 2.1 | 2024.07.16 Ehrig, Leon Chris (16244796) (1987) | 1 | 93.40% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.07.16 | Round 1: Roessler, Frank-Peter - Hacker, Jonas | 1.1 | 2024.07.16 Roessler, Frank-Peter (4641760) (1881) | 1 | 90.50% | 1. f4 c5 2. Nf3 Nc6 3. g3 d5 | |
| 2024.03.30 | new tournament description | 5.44 | 2024.03.30 Titze, Leo (2827820) (2219) | * | 98.50% | 1. e4 c5 2. Nf3 e6 | |
| 2024.02.01 | SixDays January 2024 IMA | 9.5 | 2024.02.01 Urhegyi, Marton (740411) (2255) | ½ | 97.50% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2024.01.31 | SixDays January 2024 IMA | 8.1 | 2024.01.31 Kuru, Atilla (51607948) (2220) | 1 | 96.40% | 1. d4 d5 2. Nf3 Nf6 3. e3 c5 | |
| 2024.01.31 | SixDays January 2024 IMA | 7.5 | 2024.01.31 Szalay-Ocsak, Bank (784923) (2165) | ½ | 98.50% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2024.01.30 | SixDays January 2024 IMA | 6.2 | 2024.01.30 Lim, Zhuo Ren (5702488) (2218) | ½ | 97.80% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2024.01.29 | SixDays January 2024 IMA | 5.4 | 2024.01.29 Polyik, Peter (758817) (2289) | ½ | 97.50% | 1. c4 e6 2. g3 d5 3. Nf3 Nf6 | |
| 2024.01.29 | SixDays January 2024 IMA | 4.3 | 2024.01.29 Vetokhina, Sofia (2020) | 1 | 94.50% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 | |
| 2024.01.28 | SixDays January 2024 IMA | 3.3 | 2024.01.28 Balla, Tamas-Kristof (1208497) (2283) | 0 | 88.00% | 1. Nf3 d5 2. b3 Bg4 3. Bb2 Nd7 | |
| 2024.01.28 | SixDays January 2024 IMA | 2.4 | 2024.01.28 Orso, Miklos (700290) (2172) | 1 | 97.70% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2024.01.27 | SixDays January 2024 IMA | 1.2 | 2024.01.27 Cieslak, Patryk (2284) | ½ | 96.20% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2023.10.22 | 9 Rounds - Swiss | 9.3 | 2023.10.22 Chatalbashev, Boris (2900440) (2467) | 1 | 92.90% | 1. e4 g6 2. d4 Bg7 3. Nc3 d6 | |
| 2023.10.21 | 9 Rounds - Swiss | 8.4 | 2023.10.21 Golubka, Petro (14114224) (2434) | 1 | 91.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2023.10.20 | 9 Rounds - Swiss | 7.1 | 2023.10.20 Arizmendi Martinez, Julen Luis (2205092) (2515) | ½ | 98.90% | 1. e4 c6 2. d4 d5 3. e5 c5 | |
| 2023.10.19 | 9 Rounds - Swiss | 6.5 | 2023.10.19 Skonnord, Uno (1446800) (2100) | 1 | 92.80% | 1. e4 c5 2. Nc3 e6 3. Nge2 Nc6 | |
| 2023.10.18 | 9 Rounds - Swiss | 5.4 | 2023.10.18 Castellanos Rodriguez, Reiner (2487) | ½ | 94.10% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2023.10.17 | 9 Rounds - Swiss | 4.1 | 2023.10.17 Rasmuseen, Allan Stig (2510) | ½ | 96.40% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2023.10.16 | 9 Rounds - Swiss | 3.5 | 2023.10.16 Praczukowski, Stanislaw (1182730) (2146) | 1 | 95.20% | 1. e4 e6 2. d4 d5 3. Nd2 c5 | |
| 2023.10.15 | 9 Rounds - Swiss | 2.7 | 2023.10.15 Loftgaard, Mikkel Vinh (1468480) (2151) | ½ | 97.90% | 1. e4 e6 2. d4 d5 3. Bd3 dxe4 | |
| 2023.10.14 | 9 Rounds - Swiss | 1.9 | 2023.10.14 Jaksland, Tim (1401084) (2070) | 1 | 96.80% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2023.08.20 | German Championship | 9.3 | 2023.08.20 Deuer, Marius (16236432) (2440) | 0 | 86.70% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2023.08.19 | German Championship | 8.3 | 2023.08.19 Fridman, Daniel (2586) | 1 | 96.10% | 1. e4 d6 2. d4 Nf6 3. Nc3 g6 | |
| 2023.08.18 | German Championship | 7.7 | 2023.08.18 Ronge, Tim (12955418) (2273) | 1 | 95.40% | 1. e4 c5 2. Nc3 e6 3. Nge2 Nc6 | |
| 2023.08.18 | German Championship | 6.3 | 2023.08.18 Koelle, Tobias (16207378) (2438) | 0 | 85.80% | 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 | |
| 2023.08.17 | German Championship | 5.1 | 2023.08.17 Kunin, Vitaly (4128737) (2532) | ½ | 95.20% | 1. e4 c5 2. Nf3 a6 3. c3 e6 | |
| 2023.08.16 | German Championship | 4.4 | 2023.08.16 Weber, Samuel (12924008) (2276) | 1 | 96.20% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2023.08.16 | German Championship | 3.6 | 2023.08.16 Nemitz, Alfred (34601791) (2228) | ½ | 93.30% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2023.08.15 | German Championship | 2.11 | 2023.08.15 Malek, Daniel (2321) | 1 | 96.40% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2023.07.30 | 9 rounds modified Swiss in one large group. There will be the possibility of achieving GM- and IM-norms. | 9.8 | 2023.07.30 Hagen, Andreas Skytte (1407341) (2348) | 1 | 89.80% | 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 | |
| 2023.07.29 | 9 rounds modified Swiss in one large group. There will be the possibility of achieving GM- and IM-norms. | 8.5 | 2023.07.29 Hector, Jonny (1700090) (2481) | 0 | 92.40% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 | |
| 2023.07.28 | 9 rounds modified Swiss in one large group. There will be the possibility of achieving GM- and IM-norms. | 7.6 | 2023.07.28 Nielsen, Viktor Haarmark (1444492) (2345) | ½ | 97.90% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2023.07.27 | 9 rounds modified Swiss in one large group. There will be the possibility of achieving GM- and IM-norms. | 6.7 | 2023.07.27 Hansen, S�ren Bech (2208) | 1 | 93.60% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2023.07.27 | 9 rounds modified Swiss in one large group. There will be the possibility of achieving GM- and IM-norms. | 5.8 | 2023.07.27 L�ftgaard, Mikkel Vinh (2214) | ½ | 95.90% | 1. e4 c5 2. Nf3 e6 3. c3 Nf6 | |
| 2023.07.26 | 9 rounds modified Swiss in one large group. There will be the possibility of achieving GM- and IM-norms. | 4.3 | 2023.07.26 Baasansuren, Erdene (4902084) (2278) | 0 | 79.60% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2023.07.25 | 9 rounds modified Swiss in one large group. There will be the possibility of achieving GM- and IM-norms. | 3.8 | 2023.07.25 Hansen, Kim Roger (2106) | 1 | 93.40% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2023.07.25 | 9 rounds modified Swiss in one large group. There will be the possibility of achieving GM- and IM-norms. | 1.6 | 2023.07.25 Simonsen, Carsten (1439898) (2201) | 0 | 83.90% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2023.06.06 | 1st Munich Pfingst Open | 9 | 2023.06.06 Ceres, Dragos (13905864) (2409) | ½ | 98.80% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2023.06.05 | 1st Munich Pfingst Open | 8 | 2023.06.05 Kazarian, Anna-Maja (1033689) (2170) | 1 | 94.10% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2023.06.05 | 1st Munich Pfingst Open | 7 | 2023.06.05 Goldbeck, Lars (16208188) (2207) | ½ | 95.90% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2023.06.04 | 1st Munich Pfingst Open | 6 | 2023.06.04 Gramb, Marius (24656593) (2231) | ½ | 97.50% | 1. e4 c5 2. Nf3 e6 3. c3 d5 | |
| 2023.06.03 | 1st Munich Pfingst Open | 5 | 2023.06.03 Peycheva, Gergana (2916711) (2218) | ½ | 92.10% | 1. e4 c6 2. d4 d5 3. e5 c5 | |
| 2023.06.03 | 1st Munich Pfingst Open | 4 | 2023.06.03 Perkampus, Laurin (16232283) (2173) | 0 | 86.50% | 1. d4 Nf6 2. c4 e6 3. Nc3 c5 | |
| 2023.06.02 | 1st Munich Pfingst Open | 3 | 2023.06.02 Kulon, Klaudia (1131044) (2314) | ½ | 92.70% | 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 | |
| 2023.06.01 | 1st Munich Pfingst Open | 2 | 2023.06.01 Kononenko, Alexander (14113244) (2220) | 1 | 92.70% | 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ | |
| 2023.05.31 | 1st Munich Pfingst Open | 1 | 2023.05.31 Kartsev, Nikolay (12939536) (2081) | 1 | 90.20% | 1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 | |
| 2023.04.09 | Fagernes Chess International 2023 | 9.23 | 2023.04.09 Arhan Chethan Anand (45062510) (2285) | ½ | 97.80% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2023.04.08 | Fagernes Chess International 2023 | 8.23 | 2023.04.08 Cummings, David H. (2603578) (2318) | ½ | 99.20% | 1. e4 c6 2. Nf3 d5 3. d3 dxe4 | |
| 2023.04.07 | Fagernes Chess International 2023 | 7.28 | 2023.04.07 Dahl, Max (1526626) (2152) | 1 | 96.00% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2023.04.06 | Fagernes Chess International 2023 | 6.27 | 2023.04.06 Pujari, Rucha (5024528) (2195) | ½ | 95.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ | |
| 2023.04.05 | Fagernes Chess International 2023 | 5.18 | 2023.04.05 Tanmay Chopra (25630946) (2351) | 0 | 88.20% | 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 | |
| 2023.04.05 | Fagernes Chess International 2023 | 5.18 | 2023.04.05 Tanmay Chopra (25630946) (2351) | * | 95.40% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | |
| 2023.04.04 | Fagernes Chess International 2023 | 3.8 | 2023.04.04 Sanket Chakravarty (25032038) (2327) | 0 | 91.20% | 1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 | |
| 2023.04.03 | Fagernes Chess International 2023 | 2.13 | 2023.04.03 Ingebretsen, Jens E (1522965) (2345) | 1 | 97.30% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | |
| 2023.04.02 | Fagernes Chess International 2023 | 1.18 | 2023.04.02 Unneland, Mathias (1525581) (2188) | 1 | 94.90% | 1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 |