Player profile
Jaderberg, Bjorn
Dossier
36 of 45 games analyzed.
Accuracy: 91%
Opened c4: 6/12Opened d4: 5/12Opened e4: 1/12
Same-side castling: 24Castled kingside: 23Castled queenside: 5Did not castle: 5Opposite-side castling: 3
Played in the center: 16Fianchettoed kingside: 11Fianchettoed queenside: 9Played on the kingside: 7Played on the queenside: 6
Active pieces: 22Backward pawn: 19Kept the bishop pair: 19Space advantage: 18Initiated exchanges: 15Avoided exchanges: 14Isolated pawn: 13Sacrificed material: 11Missed tactics: 10Accepted short draws: 5
Openings
Click "+" to add that group to the games list below. Multiple groups can be added at once.
As White 17 games 4W 6D 7L
English Opening 9 games 2W 4D 3L
King's English Variation 4 games 2W 2D 0L
Two Knights Variation, Reversed Dragon
2 games
2W
0D
0L
Reversed Closed Sicilian
1 game
0W
1D
0L
Two Knights Variation, Keres Variation
1 game
0W
1D
0L
Agincourt Defense 2 games 0W 1D 1L
Neo-Catalan Declined
1 game
0W
1D
0L
Catalan Defense, Semi-Slav Defense
1 game
0W
0D
1L
Symmetrical Variation 2 games 0W 1D 1L
(unspecified)
1 game
0W
0D
1L
Botvinnik System
1 game
0W
1D
0L
Anglo-Indian Defense 1 game 0W 0D 1L
Anglo-Grünfeld Variation
1 game
0W
0D
1L
Rapport-Jobava System 4 games 1W 1D 2L
(unspecified) 4 games 1W 1D 2L
(unspecified)
4 games
1W
1D
2L
French Defense 2 games 0W 1D 1L
Winawer Variation 1 game 0W 0D 1L
Alekhine-Maróczy Gambit
1 game
0W
0D
1L
Steiner Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Blackmar-Diemer Gambit 1 game 1W 0D 0L
Reversed Albin Countergambit 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Sicilian Defense 1 game 0W 0D 1L
Alapin Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
As Black 25 games 6W 12D 7L
French Defense 4 games 0W 3D 1L
Rubinstein Variation 3 games 0W 2D 1L
Blackburne Defense
2 games
0W
1D
1L
Capablanca Line
1 game
0W
1D
0L
Exchange Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Zukertort Opening 3 games 2W 0D 1L
Kingside Fianchetto 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Dutch Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Nimzo-Larsen Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
English Opening 3 games 0W 3D 0L
Anglo-Dutch Defense 2 games 0W 2D 0L
(unspecified)
2 games
0W
2D
0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Dutch Defense 3 games 0W 1D 2L
Semi-Leningrad Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Classical Variation 1 game 0W 0D 1L
Huisl Variation
1 game
0W
0D
1L
Sicilian Defense 2 games 0W 1D 1L
Moscow Variation 1 game 0W 1D 0L
Main Line
1 game
0W
1D
0L
French Variation 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Queen's Pawn Game 2 games 1W 0D 1L
Modern Defense 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
London System 1 game 0W 0D 1L
with e6
1 game
0W
0D
1L
Modern Defense 1 game 0W 1D 0L
Standard Line 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Nimzo-Indian Defense 1 game 1W 0D 0L
Leningrad Variation 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
King's Indian Defense 1 game 0W 1D 0L
Fianchetto Variation 1 game 0W 1D 0L
Classical Fianchetto
1 game
0W
1D
0L
Old Indian Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Philidor Defense 1 game 0W 1D 0L
Lion Variation 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
Pirc Defense 1 game 1W 0D 0L
(unspecified) 1 game 1W 0D 0L
(unspecified)
1 game
1W
0D
0L
Horwitz Defense 1 game 0W 1D 0L
(unspecified) 1 game 0W 1D 0L
(unspecified)
1 game
0W
1D
0L
English Defense 1 game 0W 0D 1L
(unspecified) 1 game 0W 0D 1L
(unspecified)
1 game
0W
0D
1L
Blunders Top 4 of 115
This player's costliest moves in analyzed games. Can you find the winning move?
Games Showing all 45 games
| Date | Event | Round | Color | Opponent | Result | Accuracy % | First moves |
|---|---|---|---|---|---|---|---|
| 2026.09.04 | Round 9: Jaderberg, Bjorn - Kosten, Anthony C. | 9.6 | 2026.09.04 Kosten, Anthony C. (400114) (2370) | 0 | 84.30% | 1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 | |
| 2026.09.03 | Round 8: Freeman, Jon A - Jaderberg, Bjorn | 8.18 | 2026.09.03 Freeman, Jon A (446980) (1950) | ½ | 95.10% | 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 | |
| 2026.09.02 | Round 7: Jaderberg, Bjorn - Mikhalchishin, Adrian | 7.6 | 2026.09.02 Mikhalchishin, Adrian (14602385) (2415) | 0 | - | 1. d4 d5 2. Nc3 e6 3. e4 Bb4 | |
| 2026.08.31 | Round 5: Binham, Timothy F. - Jaderberg, Bjorn | 5.17 | 2026.08.31 Binham, Timothy F. (500151) (2213) | 0 | 85.00% | 1. e4 c5 2. Nf3 e6 3. Nc3 a6 | |
| 2026.08.30 | Round 4: Gransky, Michael - Jaderberg, Bjorn | 4.10 | 2026.08.30 Gransky, Michael (2800551) (2148) | ½ | 96.40% | 1. e4 g6 2. d4 Bg7 3. Nc3 c6 | |
| 2026.08.28 | Round 2: Sibilio, Mario - Jaderberg, Bjorn | 2.10 | 2026.08.28 Sibilio, Mario (800422) (2256) | 1 | 90.80% | 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 | |
| 2026.06.10 | Round 9: Luminet, Denis - Jaderberg, Bjorn | 9.13 | 2026.06.10 Luminet, Denis (200190) (2123) | 0 | 91.50% | 1. Nf3 g6 2. e4 Bg7 3. d4 d6 | |
| 2026.06.09 | Round 8: Jaderberg, Bjorn - Foucaut, Vincent | 8.23 | 2026.06.09 Foucaut, Vincent (664189) (1896) | 1 | 85.50% | 1. c4 Nf6 2. Nc3 e5 3. g3 d5 | |
| 2026.06.08 | Round 7: Deubelbeiss, Rene - Jaderberg, Bjorn | 7.22 | 2026.06.08 Deubelbeiss, Rene (1308912) (1907) | ½ | 93.10% | 1. c4 f5 2. g3 Nf6 3. Bg2 e6 | |
| 2026.06.07 | Round 6: Jaderberg, Bjorn - Sciupokas, Arunas | 6.22 | 2026.06.07 Sciupokas, Arunas (12803693) (1948) | ½ | 90.40% | 1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 | |
| 2026.06.06 | Round 5: Castellano, Alfonso - Jaderberg, Bjorn | 5.20 | 2026.06.06 Castellano, Alfonso (815616) (1873) | ½ | 92.80% | 1. d4 Nf6 2. c4 d6 3. g3 Nbd7 | |
| 2026.06.05 | Round 4: Jaderberg, Bjorn - Bohlin, Jan | 4.22 | 2026.06.05 Bohlin, Jan (1758616) (1934) | ½ | 96.30% | 1. c4 e6 2. Nf3 d5 3. g3 Nf6 | |
| 2026.06.04 | Round 3: Maiffret, Patrick - Jaderberg, Bjorn | 3.25 | 2026.06.04 Maiffret, Patrick (611808) (1866) | 1 | 94.10% | 1. Nf3 f5 2. c4 Nf6 3. Nc3 b6 | |
| 2026.06.03 | Round 2: Jaderberg, Bjorn - Petursson, Margeir | 2.3 | 2026.06.03 Petursson, Margeir (2300028) (2393) | 0 | 86.10% | 1. c4 c5 2. Nf3 g6 3. g3 Bg7 | |
| 2026.06.02 | Round 1: Parvulescu, Nicu - Jaderberg, Bjorn | 1.34 | 2026.06.02 Parvulescu, Nicu (1257277) (1768) | 1 | - | 1. d4 g6 2. Bf4 Bg7 3. e3 d6 | |
| 2026.04.21 | Round 3: Haik, Aldo - Jaderberg, Bjorn | 3.22 | 2026.04.21 Haik, Aldo (600091) (2370) | ½ | 89.70% | 1. d4 f5 2. g3 Nf6 3. Bg2 g6 | |
| 2026.03.08 | Rond 9: Karlsson, Stefan 2005 - Jaderberg, Bjorn | 3.15 | 2026.03.08 Karlsson, Stefan 2005 (1771183) (2113) | 1 | 92.70% | 1. Nf3 Nf6 2. b3 d6 3. d4 g6 | |
| 2026.03.06 | Rond 7: Nilsson, Patrik 1978 - Jaderberg, Bjorn | 1.7 | 2026.03.06 Nilsson, Patrik 1978 (1708171) (2115) | 0 | 87.50% | 1. d4 f5 2. Bf4 Nf6 3. e3 e6 | |
| 2026.01.18 | Rond 6: Jaderberg, Bjorn - Eksmyr, Johan | 6.23 | 2026.01.18 Eksmyr, Johan (1704346) (2127) | 0 | - | 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 | |
| 2026.01.18 | Rond 5: Eklund, Lars-Goran - Jaderberg, Bjorn | 5.5 | 2026.01.18 Eklund, Lars-Goran (1701010) (2233) | 0 | - | 1. Nf3 d5 2. d4 e6 3. Bf4 Nf6 | |
| 2025.11.01 | Round 11: Vehi Bach, Victor Manuel - Jaderberg, Bjorn | 11.28 | 2025.11.01 Vehi Bach, Victor Manuel (2200228) (2167) | ½ | 93.10% | 1. e4 e6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.10.31 | Round 10: Jaderberg, Bjorn - Arias Formoso, Rodolfo | 10.48 | 2025.10.31 Arias Formoso, Rodolfo (6500269) (1928) | 1 | 92.70% | 1. d4 d5 2. Nc3 c5 3. e4 dxe4 | |
| 2025.10.30 | Round 9: Van Riemsdijk, Herman C. - Jaderberg, Bjorn | 9.23 | 2025.10.30 Van Riemsdijk, Herman C. (2100053) (2236) | 0 | 92.50% | 1. e4 e6 2. d4 d5 3. Nc3 dxe4 | |
| 2025.10.29 | Round 8: Jaderberg, Bjorn - Sansonetti, Giorgio | 8.46 | 2025.10.29 Sansonetti, Giorgio (800910) (1916) | 1 | 92.70% | 1. d4 Nf6 2. Nc3 d5 3. Bf4 Bf5 | |
| 2025.10.28 | Round 7: Vasilyev, Mikhail - Jaderberg, Bjorn | 7.42 | 2025.10.28 Vasilyev, Mikhail (14101254) (1806) | ½ | 87.10% | 1. e4 e6 2. d4 d5 3. Nd2 dxe4 | |
| 2025.10.26 | Round 6: Jaderberg, Bjorn - Kozlov, Oleg | 6.17 | 2025.10.26 Kozlov, Oleg (4104544) (2253) | 0 | - | 1. c4 e6 2. g3 d5 3. Nf3 Nf6 | |
| 2025.10.25 | Round 5: Orpinas Konig, Claudio Javier - Jaderberg, Bjorn | 5.40 | 2025.10.25 Orpinas Konig, Claudio Javier (3400328) (1900) | 1 | 90.50% | 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 | |
| 2025.10.24 | Round 4: Jaderberg, Bjorn - Di Lascio, Savino | 4.63 | 2025.10.24 Di Lascio, Savino (810550) (1883) | 1 | 92.40% | 1. c4 Nf6 2. Nc3 e5 3. g3 d5 | |
| 2025.10.23 | Round 3: Dreke, Frank - Jaderberg, Bjorn | 3.54 | 2025.10.23 Dreke, Frank (4638670) (1889) | ½ | 77.40% | 1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 | |
| 2025.10.22 | Round 2: Jaderberg, Bjorn - Mencinger, Vojko | 2.15 | 2025.10.22 Mencinger, Vojko (14600099) (2259) | 0 | 89.10% | 1. e4 c5 2. c3 d5 3. d3 Nc6 | |
| 2025.10.21 | Round 1: Tondo, Salvatore - Jaderberg, Bjorn | 1.82 | 2025.10.21 Tondo, Salvatore (805033) (1784) | 1 | 94.20% | 1. d4 d6 2. e4 Nf6 3. Nc3 e5 | |
| 2025.02.26 | WSTCC | 9.19 | 2025.02.26 Kirkebo, Carl Peter (1503294) (2148) | ½ | - | 1. c4 f5 2. Nf3 Nf6 3. g3 d6 | |
| 2025.02.25 | WSTCC | 8.15 | 2025.02.25 Schulz, Klaus-Juergen (4600649) (2345) | 0 | - | 1. d4 e6 2. Nf3 f5 3. g3 Nf6 | |
| 2025.02.24 | WSTCC | 7.31 | 2025.02.24 Josse, Mark (414476) (2139) | ½ | 95.20% | 1. d4 d5 2. Nc3 Nf6 3. Bf4 e6 | |
| 2025.02.23 | WSTCC | 6.15 | 2025.02.23 Nordenbaek, Jan (1401475) (2192) | ½ | - | 1. c4 e5 2. Nc3 Nf6 3. g3 c6 | |
| 2025.02.21 | WSTCC | 5.23 | 2025.02.21 Robertson, Ian C. (2400685) (2064) | ½ | 90.60% | 1. d4 e6 2. e4 d5 3. exd5 exd5 | |
| 2025.02.20 | WSTCC | 4.15 | 2025.02.20 Skacelik, Petr (307904) (2132) | ½ | - | 1. c4 c5 2. Nc3 Nc6 3. g3 g6 | |
| 2025.02.18 | WSTCC | 2.39 | 2025.02.18 Guiot Dorel, Jerome (609765) (2030) | ½ | 96.10% | 1. d4 e6 2. Bf4 f5 3. Nf3 Nf6 | |
| 2025.02.17 | WSTCC | 1.39 | 2025.02.17 Korenek, Frantisek (308897) (1940) | 0 | 88.10% | 1. d4 d5 2. Nc3 Nf6 3. Bf4 c6 | |
| 2024.10.31 | Round 7: Cmiel, Thorsten - Jaderberg, Bjorn | 7.19 | 2024.10.31 Cmiel, Thorsten (4605721) (2108) | 0 | 89.20% | 1. d4 e6 2. c4 b6 3. a3 Bb7 | |
| 2024.10.30 | Round 6: Jaderberg, Bjorn - Melikhov, Evgeny V. | 6.23 | 2024.10.30 Melikhov, Evgeny V. (4122046) (2102) | ½ | 97.90% | 1. c4 e6 2. e4 c5 3. Nc3 Nc6 | |
| 2024.10.29 | Round 5: Van den Bersselaar, Jeroen - Jaderberg, Bjorn | 5.22 | 2024.10.29 Van den Bersselaar, Jeroen (1006282) (2082) | ½ | 92.80% | 1. c4 b6 2. Nc3 e6 3. e4 Bb7 | |
| 2023.03.12 | Elitserien 2022/2023 | 9.38 | 2023.03.12 Rosell, Tomas (1707132) (2173) | 1 | 93.80% | 1. e4 d6 2. d4 Nf6 3. Nc3 e5 | |
| 2023.03.11 | Elitserien 2022/2023 | 8.3 | 2023.03.11 Jepson, Christian (1701185) (2388) | ½ | 96.60% | 1. d4 d6 2. Nf3 Nf6 3. c4 Nbd7 | |
| 2023.03.10 | Elitserien 2022/2023 | 7.16 | 2023.03.10 Rajcevski, Dejan (1759027) (2067) | ½ | 86.90% | 1. d4 d6 2. Nf3 Nf6 3. c4 Nbd7 |