Scouting report: Jonathan Carlstedt (IM, GER)

1,399 over-the-board games in the Chess Stalker database (1,287 classical, 28 rapid, 84 blitz): 45% wins, 27% draws, 27% losses. FIDE rating 2436 standard, 2358 rapid, 2357 blitz. 209 games analyzed with Stockfish: 93% accuracy, 0.07 blunders per game.

  • Opening repertoire of Jonathan Carlstedt 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 Jonathan Carlstedt's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/24614386 — no account needed.

Jonathan Carlstedt

IM

Germanyborn 1990FIDE ID 24614386

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2250
2350
2450
2454 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2436
2358
2357
2475peak, Mar 2015
1,399games
635wins, 45%
382draws, 27%
381losses, 27%

Play style

before facing them
Elite accuracy: 92.5% average
High resilience (58%): Dangerous even when losing
Solid conversion: 83%
Very consistent (89%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 as ♚ (63% in 292 games)

Play against Carlstedt's Twin

Their real openings, level & style

Based on 1,399 games

Openings

1,399 games

Weaknesses

where they slip as ♔ White
London System1.d4 d5 2.f4 f610 games, last played 6 years ago50.0%losses

Strengths

what holds up for them as ♔ White

No consistent strengths detected as white

Deep analysis

Stockfish · Classical · 209 analyzed
Accuracy by phase
Opening
95.5%
Middlegame
93.0%
Endgame
94.6%
Clutch factor
+6%
Winning (+2)
94%
Equal
93%
Losing (−2)
88%
Problematic pieces
23%
45 err
21%
42 err
16%
32 err
15%
29 err
13%
25 err
13%
26 err
Critical moment
Move 40 avg
8%
1-15
8%
16-25
25%
26-35
33%
36-45
25%
46+
33% of blunders occur after move 36-45. Keep tension until then.
Error heatmap · Critical squares
9
8
9
Few
Many
d2
9
g5
9
d4
8
f6
7
e8
6
d2/g5 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#94
g6?? vs Lick
Endgame · OTB · 2025
#23
xf8+?? vs Richter
Middlegame · OTB · 2025
#16
gxf5?? vs Schoen
Middlegame · OTB · 2024
#43
a4?? vs Helms
Endgame · OTB · 2024
#32
f5?? vs Fabig
Endgame · OTB · 2024
#37
d3?? vs Gschnitzer
Endgame · OTB · 2024

Recent games

Nosach, Roman Al(2214)

Titled Tue 10th Mar 2026 · 10 Mar 2026

0–1
Vardi, Ilan

Titled Tue 10th Mar 2026 · 10 Mar 2026

1–0
Janampa Javier, Brandon Daniel(1969)

Titled Tue 10th Mar 2026 · 10 Mar 2026

1–0
Akkara, Omer(2114)

Titled Tue 10th Mar 2026 · 10 Mar 2026

0–1
Pournami S(1843)

Titled Tue 10th Mar 2026 · 10 Mar 2026

1–0
Masague Artero, Guerau(2400)

Titled Tue 10th Mar 2026 · 10 Mar 2026

1–0

Endgame statistics

Repertoire

PRO
1,399 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
702 games47%W27%D26%L
Move
1. c4
4346m
45%26%29%
58%
1. d4
19911m
50%25%25%
62%
1. e4
391y
44%38%18
63%
1. f3
2511m
56%28%16
70%
1. g3
27y
50%50%
75%
1. e3
215y
100%
100%
1. f4
14y
100%
0%

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