Scouting report: Denis Kovalev (IM, UKR)

837 over-the-board games in the Chess Stalker database (778 classical, 27 rapid, 32 blitz): 48% wins, 27% draws, 24% losses. FIDE rating 2487 standard, 2427 rapid, 2428 blitz. 21 games analyzed with Stockfish: 91% accuracy, 0.19 blunders per game.

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

Full report: https://chessstalker.com/fide/14104059 — no account needed.

Denis Kovalev

IM

Ukraineborn 1982FIDE ID 14104059

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2400
2440
2480
2520
2487 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2487
2428
2427
2512peak, Nov 2012
837games
405wins, 48%
227draws, 27%
205losses, 24%

Play style

before facing them
Elite accuracy: 91.3% average
Plays 2.3% better with white
Very consistent (85%)
Very precise: only 0.2 blunders/game
Dominates 1.Nf3 as ♔ (66% in 345 games)
Vulnerable to 1.c4 ♚ (only 44%)

Play against Kovalev's Twin

Their real openings, level & style

Based on 837 games

Openings

837 games

Weaknesses

where they slip as ♔ White
Reti: Double Fianchetto1.f3 f6 2.g3 g6only 8 games, last played 5 years ago50.0%losses

Strengths

what holds up for them as ♔ White
Reti: Gambit1.f3 d5 2.c4 e622 games, last played 2 years ago63.6%wins

Deep analysis

Stockfish · Classical · 21 analyzed
Accuracy by phase
Opening
94.0%
Middlegame
91.9%
Endgame
95.3%
Clutch factor
+7%
Winning (+2)
94%
Equal
96%
Losing (−2)
87%
Problematic pieces
25%
6 err
25%
6 err
21%
5 err
17%
4 err
8%
2 err
4%
1 err
Critical moment
Move 44 avg
0%
1-15
0%
16-25
50%
26-35
25%
36-45
25%
46+
50% of blunders occur after move 26-35. Keep tension until then.
Error heatmap · Critical squares
3
Few
Many
d5
3
e5
2
a5
1
e1
1
e3
1
d5/e5 concentrate most errors. Force decisions in those zones.

Critical blunders

6 errors
#34
xd3?? vs Movahed
Endgame · OTB · 2023
#35
g4?? vs Dubov
Endgame · OTB · 2023
#65
d5?? vs Mirzoev
Endgame · OTB · 2021
#12
c7?? vs Potapova
Opening · OTB · 2021
#18
exd4?? vs Perera Alfonso
Middlegame · OTB · 2021
#41
d5?? vs Zhukova
Endgame · OTB · 2020

Recent games

Hamidi, Amir Mohammad(2202)

Titled Tue 31st Dec Late · 31 Dec 2024

1–0
Atis, Hasan(2213)

Titled Tue 31st Dec Early · 31 Dec 2024

1–0
Baloglu, Dila(1944)

Titled Tue 31st Dec Late · 31 Dec 2024

1–0
Langheinrich, Ferenc(2336)

Titled Tue 31st Dec Early · 31 Dec 2024

0–1
Vlassov, Nikolai(2291)

Titled Tue 31st Dec Early · 31 Dec 2024

½–½
Sarana, Alexey(2674)

Titled Tue 31st Dec Early · 31 Dec 2024

0–1

Endgame statistics

Repertoire

PRO
837 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
416 games54%W24%D22%L
Move
1. f3
3452y
55%2124
66%
1. c4
662y
48%38%14
67%
1. e4
215y
50%50%
75%
1. d4
29y
50%50%
50%
1. d3
15y
100%
50%

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