GM
Ochsner, Bjorn Moller
DEN·Born 1994·FIDE #1416928·972 Games
DEN Classical2469966 Games
Rapid24630 Games
Blitz24326 Games
Statistics
972
Total
400
Wins
300
Draws
272
Losses
41%31%28%
Play Style
What you need to know before facing them
Elite accuracy: 93.5% average
Solid conversion: 82%
Very consistent (90%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 ♔ (63% in 425 games)
Vulnerable to 1.c4 ♚ (only 39%)
Deep Analysis
Stockfish 18 · Classical games · 241 analyzed
Accuracy by phase
Opening97.2%
Middlegame94.0%
Endgame95.1%
Clutch Factor
Performance under pressure
Winning (+2 or more)95%
100 Games
Equal position95%
80 Games
Losing (-2 or more)90%
61 Games
Problematic Pieces
Which pieces cause most errors?
♖
27%
55 errors
♞
16%
33 errors
♙
16%
33 errors
♕
16%
33 errors
♗
12%
24 errors
♔
12%
25 errors
Critical Moment
When does the first serious error occur?
Move 46average
1-15
16-25
26-35
36-45
46+
36% of blunders occur between move 36-45. Keep tension until that moment.
Error Heatmap
Where do most errors occur?
6
7
5
6
7
7
8
7
5
6
abcdefgh
Many
Few
Critical squares
b38 err
d47 err
e47 err
e57 err
f37 err
b3/d4 concentrate most errors. Force decisions in those zones.
Recent Games
W
Olsen, Filip Boe2454
ch-DEN TB 2026 · 6 Apr 2026
D
Olsen, Filip Boe2454
ch-DEN TB 2026 · 6 Apr 2026
W
Olsen, Filip Boe2454
Danish Championship 2026 ... · 5 Apr 2026
D
Chatalbashev, Boris2534
ch-DEN 2026 · 4 Apr 2026
L
Liu, Casper2334
ch-DEN 2026 · 3 Apr 2026
W
Ramsdal, Jens Albert2329
ch-DEN 2026 · 2 Apr 2026
Openings
Based on player games
Weaknesses
EXPLOIT!White
Sicilian: e6 Systems
42.9%42 Games·Loses
1.e4 c5 2.Nf3 e6
Black
Sicilian: 2...Nc6
75.0%8 GamesLow sample·Loses
1.e4 c5 2.Nf3 Nc6
King's Indian: Classical
54.5%22 Games·Loses
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5
Strengths
AVOIDWhite
Sicilian: Rossolimo
72.7%11 Games·Wins
1.e4 c5 2.Nf3 Nc6 3.Bb5
French: Winawer
66.7%12 Games·Wins
1.e4 e6 2.d4 d5 3.Nc3 Bb4
Black
Sicilian: d6 Systems
45.7%94 Games·Wins
1.e4 c5 2.Nf3 d6
Critical Blunders
Tactical errors analyzed with Stockfish
10 errors
▶
#20b5??
Tacticsvs Akhvlediani
OTB·2025
▶
#33Rd1??
Tacticsvs Bhagat Kush
OTB·2025
▶
#35Qa1+??
Tacticsvs Nielsen
OTB·2025
▶
#65e7??
Endgamevs Hansen
OTB·2025
▶
#29Qb6??
Tacticsvs Kanov
OTB·2025
▶
#38Bc5??
Tacticsvs Hillarp Persson
OTB·2025
▶
#33h4??
Tacticsvs De Vleeschauwer
OTB·2024
▶
#17Kh8??
Tacticsvs Haubro
OTB·2024
▶
#64Qd6??
Endgamevs Bjerre
OTB·2024
▶
#40Kg7??
Tacticsvs Bjerre
OTB·2024
Endgame Statistics
22 endgame categories analyzed — discover where they collapse under pressure
Repertoire
☰ All
♟ Classical
⚡ Rapid
🔥 Blitz
PRO2026
2025
2024
2023
2022
2021
PRO
8
76
5
4
3
2
1a
b
c
d
efgh488 Games
47%30%23%
1.e4
63%425
1.d4
51%37
1.Nf3
54%24
1.c4
75%2