Scouting report: Jan Gustafsson (GM, GER)

2,386 over-the-board games in the Chess Stalker database (2,301 classical, 24 rapid, 61 blitz): 45% wins, 36% draws, 19% losses. FIDE rating 2580 standard, 2641 rapid, 2519 blitz. 214 games analyzed with Stockfish: 93% accuracy, 0.16 blunders per game.

  • Opening repertoire of Jan Gustafsson as White and Black, with results per line — free.
  • Weaknesses and blunder patterns, evaluated with Stockfish — free.
  • Recent over-the-board games and endgame statistics.
  • Twin Bot: a sparring bot that imitates Jan Gustafsson's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/4625498 — no account needed.

Jan Gustafsson

GM

Germanyborn 1979FIDE ID 4625498

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2500
2600
2700
2620 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2641
2580
2519
2652peak, Nov 2010
2,386games
1,084wins, 45%
858draws, 36%
444losses, 19%

Play style

before facing them
Elite accuracy: 93.3% average
Very consistent (87%)
Very precise: only 0.2 blunders/game
Dominates 1.d4 as ♔ (69% in 673 games)

Play against Gustafsson's Twin

Their real openings, level & style

Based on 2,386 games

Openings

2,386 games

Weaknesses

where they slip as ♔ White
English vs 1...e51.c4 e5 2.♞c3 ♝b410 games, last played 3 months ago50.0%losses
English: Agincourt1.c4 ♞f6 2.♞c3 e611 games, last played last month45.5%losses

Strengths

what holds up for them as ♔ White
Benoni1.d4 ♞f6 2.c4 c530 games, last played last year70.0%wins
English: Anglo-Indian1.c4 ♞f6 2.♞c3 g614 games, last played 3 weeks ago64.3%wins

Deep analysis

Stockfish · Classical · 214 analyzed
Accuracy by phase
Opening
96.7%
Middlegame
93.2%
Endgame
94.6%
Clutch factor
+4%
Winning (+2)
94%
Equal
95%
Losing (−2)
90%
Problematic pieces
27%
68 err
20%
52 err
16%
40 err
14%
36 err
12%
30 err
11%
28 err
Critical moment
Move 39 avg
3%
1-15
22%
16-25
22%
26-35
25%
36-45
28%
46+
28% of blunders occur after move 46. Keep tension until then.
Error heatmap · Critical squares
8
8
9
10
8
9
Few
Many
e4
10
e2
9
e5
9
d5
8
f4
8
e4/e2 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#38
♜xb3?? vs Sauer
Endgame · OTB · 2026
#66
♛e2?? vs Ivanytska
Endgame · OTB · 2026
#44
♚c1?? vs Bokhodirov
Endgame · OTB · 2026
#75
♜a8?? vs Mahdavi
Endgame · OTB · 2026
#46
♜xg5?? vs Larchikov
Endgame · OTB · 2026
#22
♝e4?? vs Begunov
Middlegame · OTB · 2026

Recent games

Golis, Wiktor(2344)

Titled Tuesday · 1 Sept 2026

1–0
Makridis, Dimitrios(2372)

Titled Tuesday · 1 Sept 2026

0–1
Zhauynbay Aldiyar(2335)

Titled Tuesday · 1 Sept 2026

0–1
Lysyj, Igor(2518)

Titled Tuesday · 1 Sept 2026

0–1
Karas, Marek(2218)

Titled Tuesday · 1 Sept 2026

½–½
Yoo, Christopher Woojin(2600)

Titled Tuesday · 1 Sept 2026

0–1

Endgame statistics

Repertoire

PRO
2,386 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
1,202 games51%W33%D16%L
Move
1. d4
6733w
48%41%
69%
1. ♞f3
3413w
53%28%19
67%
1. c4
1723w
56%1727%
65%
1. e4
141y
79%14
82%
1. g3
25y
100%
100%

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