Scouting report: Ivan Cheparinov (GM, BUL)

3,081 over-the-board games in the Chess Stalker database (2,471 classical, 233 rapid, 397 blitz): 42% wins, 41% draws, 17% losses. FIDE rating 2631 standard, 2612 rapid, 2575 blitz, world #91. 618 games analyzed with Stockfish: 95% accuracy, 0.03 blunders per game.

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

Full report: https://chessstalker.com/fide/2905540 — no account needed.

Ivan Cheparinov

GM

Bulgariaborn 1986FIDE ID 2905540

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2560
2600
2640
2680
2654 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2631
2612
2575
2718peak, Aug 2018
3,081games
1,302wins, 42%
1,252draws, 41%
526losses, 17%

Play style

before facing them
Elite accuracy: 94.9% average
Very consistent (92%)
Very precise: only 0.0 blunders/game
Dominates 1.e4 as ♔ (70% in 634 games)

Play against Cheparinov's Twin

Their real openings, level & style

Based on 3,081 games

Openings

3,081 games

Weaknesses

where they slip as ♔ White
Sicilian: Sveshnikov1.e4 c5 2.f3 c6 3.d4 cxd4 4.xd4 e5only 8 games, last played 4 years ago50.0%losses

Strengths

what holds up for them as ♔ White
Reti vs King's Indian1.f3 f6 2.c4 g614 games, last played 2 years ago85.7%wins
Pirc Defense1.e4 d6 2.d4 f613 games, last played 2 weeks ago76.9%wins

Deep analysis

Stockfish · Classical · 618 analyzed
Accuracy by phase
Opening
97.2%
Middlegame
94.4%
Endgame
95.5%
Clutch factor
+5%
Winning (+2)
95%
Equal
96%
Losing (−2)
91%
Problematic pieces
21%
52 err
21%
53 err
16%
40 err
15%
39 err
15%
39 err
12%
29 err
Critical moment
Move 45 avg
0%
1-15
9%
16-25
27%
26-35
9%
36-45
55%
46+
55% of blunders occur after move 46. Keep tension until then.
Error heatmap · Critical squares
14
13
Few
Many
d5
14
e5
13
f5
11
b6
9
f3
9
d5/e5 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#32
xb6?? vs Baklan
Middlegame · OTB · 2026
#8
d1?? vs Villegas
Opening · Blitz · 2025
#38
e8?? vs Della Morte
Endgame · Blitz · 2025
#33
c5?? vs Perez Ponsa
Endgame · Blitz · 2025
#44
e4?? vs Schnaider
Endgame · OTB · 2025
#27
c5?? vs Valerga
Middlegame · Blitz · 2025

Recent games

Zawadzka, Jolanta(2314)

Sofia Cup Blitz 2026 · 30 Aug 2026

0–1
Hrebenshchykova, Yelyzaveta(2284)

Sofia Cup Rapid 2026 · 29 Aug 2026

1–0
Ristic, Luka(2341)

Sofia Cup Rapid 2026 · 29 Aug 2026

1–0
Bernadskiy, Vitaliy(2524)

Sofia Cup Rapid 2026 · 29 Aug 2026

½–½
Vasilev, Milen(2366)

Sofia Cup Rapid 2026 · 29 Aug 2026

1–0
Injac, Teodora(2417)

Sofia Cup Rapid 2026 · 29 Aug 2026

1–0

Endgame statistics

Repertoire

PRO
3,081 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
1,539 games49%W37%D14%L
Move
1. d4
7402w
47%39%14
67%
1. e4
6342w
53%35%
70%
1. f3
1241y
49%35%16
67%
1. c4
419m
34%54%
61%

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