Player profile
Pein, Jonathan
Dossier
101 of 106 games analyzed.
Accuracy: 88.4%
Opened e4: 33/47Opened b3: 6/47Opened d4: 4/47Opened Nf3: 4/47
Castled kingside: 69Same-side castling: 59Castled queenside: 13Opposite-side castling: 12Did not castle: 9
Fianchettoed kingside: 46Played in the center: 39Played on the kingside: 31Fianchettoed queenside: 24Played on the queenside: 12
Active pieces: 66Sacrificed material: 58Kept the bishop pair: 53Backward pawn: 49Initiated exchanges: 49Space advantage: 49Isolated pawn: 35Missed tactics: 27Avoided exchanges: 26Played gambits: 14
Openings
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As White 48 games 21W 8D 19L
Sicilian Defense 13 games 5W 2D 6L
Lasker-Dunne Attack 5 games 2W 0D 3L
(unspecified)
5 games
2W
0D
3L
Moscow Variation 2 games 0W 1D 1L
Sokolsky Variation
1 game
0W
1D
0L
(unspecified)
1 game
0W
0D
1L
Modern Variations 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Classical Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Taimanov Variation 1 game 1W 0D 0L
Bastrikov Variation
1 game
1W
0D
0L
Richter-Rauzer Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Delayed Alapin Variation 1 game 0W 0D 1L
with e6
1 game
0W
0D
1L
Nimzo-Larsen Attack 7 games 3W 0D 4L
Indian Variation 3 games 3W 0D 0L
(unspecified)
3 games
3W
0D
0L
Classical Variation 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Modern Variation 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Caro-Kann Defense 5 games 2W 2D 1L
Euwe Attack 3 games 1W 1D 1L
(unspecified)
3 games
1W
1D
1L
Exchange Variation 1 game 1W 0D 0L
Rubinstein Variation
1 game
1W
0D
0L
Tartakower Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
French Defense 4 games 1W 0D 3L
Steinitz Variation 2 games 1W 0D 1L
Gledhill Attack
2 games
1W
0D
1L
Réti-Spielmann Attack 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Advance Variation 1 game 0W 0D 1L
Milner-Barry Gambit, Hector Variation
1 game
0W
0D
1L
Four Knights Game 3 games 1W 1D 1L
Glek System 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
Scotch Variation Accepted 1 game 0W 1D 0L
Main Line
1 game
0W
1D
0L
Queen's Pawn Game 3 games 2W 1D 0L
Accelerated London System 2 games 1W 1D 0L
(unspecified)
2 games
1W
1D
0L
Symmetrical Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Vienna Game 2 games 2W 0D 0L
Mieses Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Falkbeer Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Ruy Lopez 2 games 2W 0D 0L
Morphy Defense 2 games 2W 0D 0L
Anderssen Variation
2 games
2W
0D
0L
Zukertort Opening 2 games 1W 0D 1L
Queen's Gambit Invitation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Larsen Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Italian Game 2 games 1W 0D 1L
Rosentreter Gambit 2 games 1W 0D 1L
(unspecified)
2 games
1W
0D
1L
English Opening 1 game 1W 0D 0L
Symmetrical Variation 1 game 1W 0D 0L
Anti-Benoni Variation
1 game
1W
0D
0L
Nimzowitsch Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
King's Indian Attack 1 game 0W 1D 0L
Symmetrical Defense 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Rapport-Jobava System 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Vienna Gambit, with Max Lange Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
As Black 48 games 21W 13D 14L
Philidor Defense 10 games 4W 2D 4L
Exchange Variation 7 games 3W 2D 2L
(unspecified)
7 games
3W
2D
2L
(unspecified) 3 games 1W 0D 2L
(unspecified)
3 games
1W
0D
2L
French Defense 6 games 1W 2D 3L
Tarrasch Variation 2 games 1W 0D 1L
Haberditz Variation
1 game
1W
0D
0L
Morozevich Variation
1 game
0W
0D
1L
Winawer Variation 2 games 0W 0D 2L
Alekhine-Maróczy Gambit
1 game
0W
0D
1L
Advance Variation
1 game
0W
0D
1L
Advance Variation 1 game 0W 1D 0L
Euwe Variation
1 game
0W
1D
0L
King's Indian Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Gambit Declined 4 games 3W 1D 0L
Chigorin Defense 2 games 2W 0D 0L
Main Line
1 game
1W
0D
0L
Lazard Gambit
1 game
1W
0D
0L
Exchange Variation 1 game 1W 0D 0L
Positional Variation
1 game
1W
0D
0L
Janowski Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
King's Indian Defense 3 games 2W 1D 0L
Orthodox Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Sämisch Variation 1 game 0W 1D 0L
Yates Defense
1 game
0W
1D
0L
Normal Variation 1 game 1W 0D 0L
King's Knight Variation
1 game
1W
0D
0L
Sicilian Defense 3 games 0W 2D 1L
Accelerated Dragon 1 game 0W 1D 0L
Modern Variation
1 game
0W
1D
0L
Czerniak Attack 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Dragon Variation 1 game 0W 0D 1L
Yugoslav Attack, Hungarian Dragon
1 game
0W
0D
1L
Pirc Defense 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Center Game 2 games 2W 0D 0L
Paulsen Attack Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Normal Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Indian Defense 2 games 1W 0D 1L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Wade-Tartakower Defense 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Zukertort Opening 2 games 0W 1D 1L
(unspecified) 2 games 0W 1D 1L
(unspecified)
2 games
0W
1D
1L
King's Indian Attack 2 games 0W 0D 2L
(unspecified) 2 games 0W 0D 2L
(unspecified)
2 games
0W
0D
2L
Scandinavian Defense 2 games 1W 1D 0L
Mieses-Kotroc Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Main Line 1 game 1W 0D 0L
Mieses Variation
1 game
1W
0D
0L
Catalan Opening 2 games 1W 1D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Closed 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Pseudo Queen's Indian Defense 2 games 2W 0D 0L
(unspecified) 2 games 2W 0D 0L
(unspecified)
2 games
2W
0D
0L
Trompowsky Attack 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Bird Opening 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Old Indian Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Lion Defense 1 game 0W 0D 1L
Lion's Jaw 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
London System 1 game 0W 1D 0L
Poisoned Pawn Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Queen's Gambit 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blunders Top 4 of 444
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 106 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.08.23 | Round 10: Pein, Jonathan - Kovalskyi, Roman | 10.11 | 2026.08.23 Kovalskyi, Roman (14184214) (2118) | 0 | 86.60% | 1. b3 d5 2. Bb2 c5 3. Nf3 Nc6 | |
| 2026.08.23 | Round 9: Mozaffari, Mohammad Hossein - Pein, Jonathan | 9.12 | 2026.08.23 Mozaffari, Mohammad Hossein (22592571) (1973) | 1 | 87.70% | 1. e4 d6 2. d4 Nf6 3. Nc3 Nc6 | |
| 2026.08.23 | Round 8: Brodowski, Piotr - Pein, Jonathan | 8.6 | 2026.08.23 Brodowski, Piotr (1124480) (2428) | 0 | 85.70% | 1. d4 Nf6 2. Bg5 g6 3. Nd2 d5 | |
| 2026.08.23 | Round 7: Pein, Jonathan - Nicholas, Koichi B | 7.13 | 2026.08.23 Nicholas, Koichi B (409820) (1996) | 1 | 96.80% | 1. e4 e5 2. Nc3 Nf6 3. g3 Bc5 | |
| 2026.08.23 | Round 6: Iqbal, Zafar - Pein, Jonathan | 6.17 | 2026.08.23 Iqbal, Zafar (440264) (1937) | 1 | 68.40% | 1. e4 d6 2. d4 Nf6 3. Bd3 Nc6 | |
| 2026.08.23 | Round 5: Pein, Jonathan - Zadvorny, Roman | 5.14 | 2026.08.23 Zadvorny, Roman (343436315) (1793) | 0 | 77.10% | 1. b3 e5 2. Bb2 Nc6 3. e3 d5 | |
| 2026.08.23 | Round 4: Peoples, Jonathon - Pein, Jonathan | 4.16 | 2026.08.23 Peoples, Jonathon (2509520) (1899) | 1 | 92.90% | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.08.23 | Round 3: Pein, Jonathan - Szpar, Milosz | 3.2 | 2026.08.23 Szpar, Milosz (1184989) (2433) | 0 | 87.30% | 1. e4 c6 2. b3 d5 3. Bb2 dxe4 | |
| 2026.08.23 | Round 2: Salvi, Amit - Pein, Jonathan | 2.18 | 2026.08.23 Salvi, Amit (366130147) (1840) | 1 | 83.90% | 1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 | |
| 2026.08.23 | Round 1: Pein, Jonathan - Edwards, Harry | 1.19 | 2026.08.23 Edwards, Harry (585003034) | 1 | 82.00% | 1. d4 Nf6 2. c4 c5 3. Nf3 g6 | |
| 2026.08.23 | Round 10: Kuhendiran, Tharshan - Pein, Jonathan | 10.32 | 2026.08.23 Kuhendiran, Tharshan (423777) (1912) | 1 | 90.30% | 1. f4 Nf6 2. Nf3 c5 3. b3 g6 | |
| 2026.08.23 | Round 9: Pein, Jonathan - Kapechun, Mikhailo | 9.24 | 2026.08.23 Kapechun, Mikhailo (34147527) (2217) | 0 | 86.40% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2026.08.23 | Round 8: Pereslavtsev, Alexandr - Pein, Jonathan | 8.34 | 2026.08.23 Pereslavtsev, Alexandr (343401449) (1893) | 1 | 83.80% | 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 | |
| 2026.08.23 | Round 7: Pein, Jonathan - Balmond, Tom | 7.31 | 2026.08.23 Balmond, Tom (343420532) (1945) | 0 | 86.00% | 1. Nf3 d5 2. b3 c5 3. Bb2 Nc6 | |
| 2026.08.23 | Round 6: Haydon, David L - Pein, Jonathan | 6.17 | 2026.08.23 Haydon, David L (415405) (2376) | 0 | 71.00% | 1. e4 e5 2. Nf3 d6 3. d4 exd4 | |
| 2026.08.22 | Round 11: Cancedda-Dupuis, Livio - Pein, Jonathan | 11.10 | 2026.08.22 Cancedda-Dupuis, Livio (499447) (2316) | 1 | 80.40% | 1. e4 e5 2. Nf3 d6 3. d4 exd4 | |
| 2026.08.22 | Round 10: Pein, Jonathan - Keerthi Kumar, Advait | 10.20 | 2026.08.22 Keerthi Kumar, Advait (498033) (2069) | 1 | 89.60% | 1. b3 Nf6 2. Bb2 g6 3. Bxf6 exf6 | |
| 2026.08.22 | Round 9: Chauhan, Ashish - Pein, Jonathan | 9.21 | 2026.08.22 Chauhan, Ashish (5087996) (1841) | 1 | 91.10% | 1. d4 Nf6 2. e3 g6 3. Bd3 Bg7 | |
| 2026.08.22 | Round 8: Pein, Jonathan - Wadhwa, Ananya | 8.18 | 2026.08.22 Wadhwa, Ananya (30981433) (1943) | 0 | 59.80% | 1. e4 c5 2. g3 d6 3. Bg2 Nc6 | |
| 2026.08.22 | Round 7: Harvey, Marcus R - Pein, Jonathan | 7.9 | 2026.08.22 Harvey, Marcus R (400092) (2446) | 0 | 87.30% | 1. Nf3 d6 2. d4 Nf6 3. g3 g6 | |
| 2026.08.22 | Round 6: Pein, Jonathan - Wadsworth, Matthew J | 6.17 | 2026.08.22 Wadsworth, Matthew J (415804) (2251) | 1 | 91.50% | 1. e4 c6 2. b3 d5 3. Bb2 dxe4 | |
| 2026.08.22 | Round 5: Szpar, Milosz - Pein, Jonathan | 5.9 | 2026.08.22 Szpar, Milosz (1184989) (2433) | ½ | 92.50% | 1. e4 e5 2. Nf3 d6 3. d4 exd4 | |
| 2026.08.22 | Round 4: Kumaresan, Darshan - Pein, Jonathan | 4.22 | 2026.08.22 Kumaresan, Darshan (442330) (1957) | 1 | 85.60% | 1. d4 d6 2. c4 Nf6 3. Nf3 Bf5 | |
| 2026.08.22 | Round 3: Pein, Jonathan - Johnson, Daniel | 3.15 | 2026.08.22 Johnson, Daniel (1721283) (2330) | 0 | 72.70% | 1. e4 Nc6 2. Nc3 d5 3. Nxd5 f5 | |
| 2026.08.22 | Round 2: Mozaffari, Mohammad Hossein - Pein, Jonathan | 2.30 | 2026.08.22 Mozaffari, Mohammad Hossein (22592571) (1973) | 1 | 68.50% | 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 | |
| 2026.08.22 | Round 1: Pein, Jonathan - Mostyn, Gregory | 1.33 | 2026.08.22 Mostyn, Gregory (450570) (1767) | 1 | 97.30% | 1. e4 c5 2. g3 Nc6 3. Bg2 d6 | |
| 2026.08.22 | Round 5: Pein, Jonathan - Acharya, Nikesh | 5.35 | 2026.08.22 Acharya, Nikesh (343454771) (1826) | 1 | 85.90% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.08.22 | Round 4: Vidyarthi, Vyom - Pein, Jonathan | 4.13 | 2026.08.22 Vidyarthi, Vyom (30931649) (2398) | 0 | 86.90% | 1. Nf3 d5 2. e3 Nf6 3. c4 c6 | |
| 2026.08.22 | Round 3: Pein, Jonathan - Keohane, Ben | 3.31 | 2026.08.22 Keohane, Ben (433950) (1939) | 1 | 96.50% | 1. Nf3 e6 2. b3 b6 3. Bb2 Bb7 | |
| 2026.08.22 | Round 2: Gasanov, Eldar - Pein, Jonathan | 2.14 | 2026.08.22 Gasanov, Eldar (14104466) (2384) | 0 | 87.90% | 1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 | |
| 2026.08.22 | Round 1: Pein, Jonathan - Camp, Imogen A L | 1.49 | 2026.08.22 Camp, Imogen A L (1802240) (1785) | 1 | 90.20% | 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 | |
| 2026.08.09 | 48th OPEN, G. TRINGOV MEMORIAL, Group A, 09-16.08.2026 | 1.10 | 2026.08.09 Doychev, Ivan (2936534) (1973) | 0 | 90.60% | 1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 | |
| 2026.08.04 | 2026 Esports World Cup Last Chance Qualifier Group B | 7 | 2026.08.04 Carlier-Bromberg, Paul (36099155) (1876) | 1 | 93.80% | 1. e4 e5 2. Nf3 d6 3. d4 exd4 | |
| 2026.08.04 | 2026 Esports World Cup Last Chance Qualifier Group B | 6 | 2026.08.04 Lagarde, Maxime (662399) (2604) | 0 | 86.00% | 1. e4 c5 2. g3 g6 3. Bg2 Bg7 | |
| 2026.08.04 | 2026 Esports World Cup Last Chance Qualifier Group B | 5 | 2026.08.04 Ralaitsizafy, Jeaniero (26056755) (1723) | 1 | 96.60% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2026.08.04 | 2026 Esports World Cup Last Chance Qualifier Group B | 4 | 2026.08.04 Zhou, Yang-Fan (468584) (2390) | 0 | 88.20% | 1. e4 e5 2. Nf3 d6 3. g3 Nf6 | |
| 2026.08.04 | 2026 Esports World Cup Last Chance Qualifier Group B | 3 | 2026.08.04 Pereira Garza, Cecilia (1078984) (1921) | 1 | 91.80% | 1. e4 c5 2. g3 d6 3. Bg2 Nf6 | |
| 2026.08.04 | 2026 Esports World Cup Last Chance Qualifier Group B | 2 | 2026.08.04 Hansen, Eric (2606771) (2609) | 0 | 86.80% | 1. e4 e5 2. Nf3 d6 3. d4 exd4 | |
| 2026.08.04 | 2026 Esports World Cup Last Chance Qualifier Group B | 1 | 2026.08.04 Yu, Leon (1645) | 1 | 98.10% | 1. b3 Nf6 2. Bb2 c6 3. Nf3 g6 | |
| 2026.08.02 | II Open Internacional Ciudad de Vitoria-Gasteiz | 9.5 | 2026.08.02 Galstyan, David (2282) | ½ | 92.30% | 1. e4 d6 2. d4 e5 3. Nf3 exd4 | |
| 2026.08.01 | II Open Internacional Ciudad de Vitoria-Gasteiz | 8.6 | 2026.08.01 Remolar Gallen, Jose (2215187) (2372) | ½ | 95.90% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2026.01.09 | Open Bosnjaci 2026. | 9.4 | 2026.01.09 Zaja, Ivan (14500450) (2405) | ½ | - | 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 | |
| 2026.01.08 | Open Bosnjaci 2026. | 8.9 | 2026.01.08 Ghersinich, Enrico (14540100) (2244) | 1 | 98.90% | 1. d4 d5 2. Bf4 Nf6 3. e3 e6 | |
| 2026.01.07 | Open Bosnjaci 2026. | 7.4 | 2026.01.07 Jovanovic, Zoran (14505320) (2501) | ½ | - | 1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 | |
| 2026.01.06 | Open Bosnjaci 2026. | 6.8 | 2026.01.06 Besedes, Danilo (946796) (2319) | ½ | 97.30% | 1. d4 d5 2. Bf4 c6 3. e3 Bf5 | |
| 2026.01.06 | Open Bosnjaci 2026. | 5.2 | 2026.01.06 Zelcic, Robert (14500310) (2446) | ½ | - | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2026.01.06 | Open Bosnjaci 2026. | 4.9 | 2026.01.06 Milat, Marcel (2602105) (2187) | 1 | - | 1. d4 Nf6 2. c4 e6 3. g3 c5 | |
| 2026.01.04 | Open Bosnjaci 2026. | 3.14 | 2026.01.04 Tomic, Miroslav (14505568) (2050) | 1 | - | 1. Nf3 Nf6 2. d4 d5 3. Nc3 c6 | |
| 2026.01.04 | Open Bosnjaci 2026. | 2.15 | 2026.01.04 Mestrovic, Toni (14508273) (1993) | ½ | 84.10% | 1. e4 c5 2. b3 g6 3. Bb2 Nf6 | |
| 2026.01.03 | Open Bosnjaci 2026. | 1.15 | 2026.01.03 Kajic, Josip (14547279) (1859) | 1 | 96.10% | 1. b3 Nf6 2. Bb2 d6 3. d4 c6 | |
| 2025.12.07 | Round 9: Doran, Chris - Pein, Jonathan | 9.30 | 2025.12.07 Doran, Chris (503835) (1982) | 1 | 83.90% | 1. e4 e6 2. d4 d5 3. Nd2 f5 | |
| 2025.11.02 | Round 2: Pein, Jonathan - York-Weaving, Richard | 2.44 | 2025.11.02 York-Weaving, Richard (401161) (2326) | 0 | 91.70% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2025.11.01 | Round 1: Emms, John M - Pein, Jonathan | 1.18 | 2025.11.01 Emms, John M (400254) (2412) | 0 | 91.00% | 1. e4 e6 2. d4 d5 3. Nd2 Be7 | |
| 2025.09.20 | 2025 UK Open Blitz Qualifier: London 3 (Golders Green) | 9.5 | 2025.09.20 Roberson, Peter T (412384) (2321) | 0 | 90.50% | 1. d4 d6 2. e4 Nf6 3. f3 e5 | |
| 2025.09.20 | 2025 UK Open Blitz Qualifier: London 3 (Golders Green) | 8.4 | 2025.09.20 Gasanov, Eldar (14104466) (2470) | 0 | 53.60% | 1. b3 e5 2. Bb2 Nc6 3. e3 g6 | |
| 2025.09.20 | 2025 UK Open Blitz Qualifier: London 3 (Golders Green) | 7.8 | 2025.09.20 Bryant, Harry (489158) (2099) | 1 | 93.30% | 1. e4 e5 2. Nf3 d6 3. d4 exd4 | |
| 2025.09.20 | 2025 UK Open Blitz Qualifier: London 3 (Golders Green) | 6.9 | 2025.09.20 Yoon, Jacob D (446076) (2048) | ½ | 93.20% | 1. e4 c6 2. b3 d5 3. Bb2 dxe4 | |
| 2025.09.20 | 2025 UK Open Blitz Qualifier: London 3 (Golders Green) | 5.3 | 2025.09.20 Badacsonyi, Stanley (486973) (2389) | 0 | 79.90% | 1. e4 e6 2. g3 c5 3. Bg2 Nc6 | |
| 2025.09.18 | 2025 UK Open Blitz Qualifier: London 3 (Golders Green) | 4.1 | 2025.09.18 Speelman, Jon S (400033) (2492) | 1 | 86.50% | 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 | |
| 2025.05.05 | Round 11: Hobson, Kenneth - Pein, Jonathan | 11.2 | 2025.05.05 Hobson, Kenneth (480819) (2355) | 0 | 85.50% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2025.05.04 | Round 10: Pein, Jonathan - Shearsby, Jude | 10.10 | 2025.05.04 Shearsby, Jude (462527) (2133) | 0 | 92.20% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 | |
| 2025.05.03 | Round 9: Goh, Jinghan Cameron - Pein, Jonathan | 9.10 | 2025.05.03 Goh, Jinghan Cameron (5804540) (2186) | 1 | 94.40% | 1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 | |
| 2025.02.16 | Round 6: Sucikova, Svetlana - Pein, Jonathan | 6.11 | 2025.02.16 Sucikova, Svetlana (14923653) (2175) | 0 | 81.90% | 1. Nf3 d5 2. g3 b6 3. Bg2 Bb7 | |
| 2025.02.15 | Round 5: Pein, Jonathan - Mason, Donald J | 5.9 | 2025.02.15 Mason, Donald J (405116) (2011) | ½ | 89.80% | 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 | |
| 2025.01.26 | Round 4: Pein, Jonathan - Mestel, A Jonathan | 4.9 | 2025.01.26 Mestel, A Jonathan (400122) (2458) | 1 | 87.10% | 1. e4 c6 2. d4 d5 3. exd5 cxd5 | |
| 2025.01.25 | Round 3: Macklin, Paul - Pein, Jonathan | 3.9 | 2025.01.25 Macklin, Paul (455865) (2307) | ½ | 91.10% | 1. e4 e6 2. d4 d5 3. e5 c5 | |
| 2024.11.24 | Round 2: Pein, Jonathan - Jones, Steven A | 2.10 | 2024.11.24 Jones, Steven A (419630) (2172) | 0 | 91.20% | 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 | |
| 2024.11.23 | Round 1: Wilks, Simon - Pein, Jonathan | 1.10 | 2024.11.23 Wilks, Simon (427357) (2069) | 1 | 95.40% | 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 | |
| 2024.08.03 | Round 8: Pein, Jonathan - Motwani, Paul | 8.15 | 2024.08.03 Motwani, Paul (2400022) (2414) | 0 | 88.80% | 1. e4 c5 2. g3 Nc6 3. Bg2 g6 | |
| 2024.08.02 | Round 7: Kanyamarala, Trisha - Pein, Jonathan | 7.23 | 2024.08.02 Kanyamarala, Trisha (45004722) (2165) | 1 | 94.90% | 1. d4 d5 2. c4 Nc6 3. Nf3 e5 | |
| 2024.08.01 | Round 6: Pein, Jonathan - Starley, Robert | 6.25 | 2024.08.01 Starley, Robert (421006) (2028) | ½ | 84.10% | 1. e4 e5 2. Nc3 Nc6 3. f4 d6 | |
| 2024.07.31 | Round 5: Hryshchenko, Kamila - Pein, Jonathan | 5.22 | 2024.07.31 Hryshchenko, Kamila (14147491) (2181) | ½ | 90.60% | 1. e4 e6 2. d3 d5 3. Be2 Nc6 | |
| 2024.07.30 | Round 4: Pein, Jonathan - Evans, Ruben | 4.28 | 2024.07.30 Evans, Ruben (472018) (1954) | 1 | 92.50% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2024.07.29 | Round 3: Mitchell, Martin - Pein, Jonathan | 3.29 | 2024.07.29 Mitchell, Martin (2400634) (2159) | ½ | 97.10% | 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 | |
| 2024.07.28 | Round 2: Pein, Jonathan - Murawski, Jan | 2.30 | 2024.07.28 Murawski, Jan (21009287) (2121) | ½ | 95.40% | 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 | |
| 2024.07.27 | Round 1: Rathbone-Jones, Ifan - Pein, Jonathan | 1.35 | 2024.07.27 Rathbone-Jones, Ifan (1803859) (2014) | 0 | 84.90% | 1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 | |
| 2024.05.06 | Round 11: Li, Harry - Pein, Jonathan | 2024.05.06 Li, Harry (430145) (2139) | 0 | 88.80% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| 2024.05.05 | Round 10: Camacho Collados, Jose - Pein, Jonathan | 2024.05.05 Camacho Collados, Jose (2265427) (2364) | 1 | 93.20% | 1. d4 Nf6 2. Nf3 b6 3. Bg5 Bb7 | ||
| 2024.05.04 | Round 9: Pein, Jonathan - Bates, Richard A | 2024.05.04 Bates, Richard A (403555) (2315) | 1 | 89.70% | 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 | ||
| 2024.04.14 | Round 9: Chow, Samuel - Pein, Jonathan | 2024.04.14 Chow, Samuel (3202992) (2350) | ½ | 100.00% | 1. d4 d5 | ||
| 2024.04.14 | Round 8: Pein, Jonathan - O`Gorman, Tom | 2024.04.14 O`Gorman, Tom (2508249) (2321) | 0 | 86.80% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | ||
| 2024.04.12 | Round 5: Pein, Jonathan - Kanyamarala, Trisha | 2024.04.12 Kanyamarala, Trisha (45004722) (2285) | 1 | 95.60% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| 2024.04.12 | Round 4: Dunnington, Angus J - Pein, Jonathan | 2024.04.12 Dunnington, Angus J (400432) (2317) | ½ | 97.40% | 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 | ||
| 2024.04.11 | Round 3: Pein, Jonathan - Pal, Rohan | 2024.04.11 Pal, Rohan (462489) (2142) | 1 | 90.20% | 1. e4 c5 2. Nf3 e6 3. d4 cxd4 | ||
| 2024.04.11 | Round 2: Ledger, Andrew J - Pein, Jonathan | 2024.04.11 Ledger, Andrew J (400610) (2336) | 1 | 94.10% | 1. d4 Nf6 2. c4 e6 3. Nc3 d5 | ||
| 2024.04.10 | Round 1: Pein, Jonathan - Gourlay, Iain | 2024.04.10 Gourlay, Iain (2401533) (2307) | ½ | 82.10% | 1. e4 c6 2. d4 d5 3. Nc3 dxe4 | ||
| 2024.03.17 | Round 8: Pein, Jonathan - Durak, Can | 2024.03.17 Durak, Can (44552971) (2450) | ½ | 94.80% | 1. e4 c5 2. Nf3 d6 3. d4 cxd4 | ||
| 2024.03.16 | Round 7: Csonka, Balazs - Pein, Jonathan | 2024.03.16 Csonka, Balazs (742910) (2491) | ½ | 96.70% | 1. d4 d5 2. c4 e6 3. Nc3 a6 | ||
| 2024.01.14 | 4NCL Division 1 2023-2024 | 4.37 | 2024.01.14 Cont, Arya (26100363) (2210) | 1 | 92.70% | 1. e4 e5 2. Nc3 Nf6 3. d4 exd4 | |
| 2024.01.13 | 4NCL Division 1 2023-2024 | 3.31 | 2024.01.13 Clarke, Brandon G I (400319) (2492) | 0 | 85.60% | 1. e4 e6 2. d4 d5 3. Nc3 Bb4 | |
| 2023.11.12 | 4NCL Division 1 2023-2024 | 2.22 | 2023.11.12 Greet, Andrew N (405817) (2404) | ½ | 95.50% | 1. c4 e6 2. g3 d5 3. Bg2 Nf6 | |
| 2023.11.11 | 4NCL Division 1 2023-2024 | 1.46 | 2023.11.11 Shafi, Declan (2405156) (2194) | 1 | 97.20% | 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 | |
| 2023.05.01 | 4NCL Division 1 2022-2023 | 11.22 | 2023.05.01 Kirk, Ezra (600067) (2440) | 1 | 88.70% | 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 | |
| 2023.04.30 | 4NCL Division 1 2022-2023 | 10.20 | 2023.04.30 Grieve, Harry (426520) (2497) | 0 | 86.20% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2023.04.29 | 4NCL Division 1 2022-2023 | 9.14 | 2023.04.29 McDonald, Neil (400629) (2410) | ½ | 97.10% | 1. e4 e6 2. d4 d5 3. exd5 exd5 | |
| 2023.02.12 | 4NCL Division 1 2022-2023 | 6.37 | 2023.02.12 Derakhshani, Borna (12518450) (2386) | 1 | 94.90% | 1. e4 e6 2. d4 d5 3. Nc3 Nf6 | |
| 2023.02.11 | 4NCL Division 1 2022-2023 | 5.37 | 2023.02.11 Hill, Alistair (432407) (2172) | ½ | 58.30% | 1. e4 c5 2. g3 Nc6 3. Bg2 Nf6 | |
| 2023.01.15 | 4NCL Division 1 2022-2023 | 4.35 | 2023.01.15 Delaney, Killian (2501570) (2334) | 0 | 82.80% | 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 | |
| 2023.01.14 | 4NCL Division 1 2022-2023 | 3.35 | 2023.01.14 Bates, Richard A (403555) (2427) | 1 | 94.70% | 1. e4 c5 2. Nc3 Nc6 3. Nf3 e5 | |
| ????.??.?? | 4NCL Division 1 2023-2024 | 6.35 | ????.??.?? Badacsonyi, Frankie (460400) (2160) | ½ | 97.00% | 1. d4 Nf6 2. c4 e6 3. Nf3 d5 | |
| 2024.02.10 | 4NCL Division 1 2023-2024 | 5.37 | 2024.02.10 Ameet K Ghasi (2508) | 0 | 85.10% | 1. e4 c5 2. Nf3 e6 3. c3 d5 | |
| 2024.02.03 | Round 3: Jonathan Pein - Oisin O'Cuilleanain | 2024.02.03 Oisin O'Cuilleanain | 0 | 89.10% | 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 | ||
| 2024.02.03 | Round 2: Yannick Woods - Jonathan Pein | 2024.02.03 Yannick Woods | 1 | 81.80% | 1. d4 Nf6 2. Nf3 b6 3. Bf4 Bb7 | ||
| 2024.02.02 | Round 1: Jonathan Pein - Gavin Sheahan | 2024.02.02 Gavin Sheahan | 0 | 82.50% | 1. e4 e6 2. d4 d5 3. e5 c5 | ||
| 2023.10.01 | Round 15: Jonathan Pein - Andrew Horton | 2023.10.01 Andrew Horton (2401) | ½ | 95.40% | 1. c4 e5 2. Nc3 Nc6 3. g3 g6 | ||
| 2023.10.01 | Round 14: Keith Arkell - Jonathan Pein | 2023.10.01 Keith Arkell (2446) | ½ | 97.50% | 1. Nf3 Nf6 2. d4 b6 3. c4 Bb7 |