Scouting report: Eugene Perelshteyn (GM, USA)

822 over-the-board games in the Chess Stalker database (799 classical, 15 rapid, 8 blitz): 39% wins, 40% draws, 21% losses. FIDE rating 2454 standard. 25 games analyzed with Stockfish: 93% accuracy, 0.16 blunders per game.

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

Full report: https://chessstalker.com/fide/2012529 — no account needed.

Eugene Perelshteyn

GM

United Statesborn 1980FIDE ID 2012529

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2420
2460
2500
2540
2507 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2454
2555peak, Jul 2008
822games
321wins, 39%
331draws, 40%
170losses, 21%

Play style

before facing them
Elite accuracy: 93.0% average
Very consistent (90%)
Very precise: only 0.2 blunders/game
Dominates 1.d4 as ♔ (64% in 143 games)
Vulnerable to 1.c4 ♚ (only 48%)

Play against Perelshteyn's Twin

Their real openings, level & style

Based on 822 games

Openings

822 games

Weaknesses

where they slip as ♔ White

No significant weaknesses detected as white

Strengths

what holds up for them as ♔ White
Queen's Gambit Declined1.d4 d5 2.c4 e613 games, last played 9 years ago69.2%wins
Sicilian: Dragon1.e4 c5 2.f3 d6 3.d4 cxd4 4.xd4 f6 5.c3 g612 games, last played 10 years ago58.3%wins

Deep analysis

Stockfish · Classical · 25 analyzed
Accuracy by phase
Opening
96.1%
Middlegame
93.8%
Endgame
94.3%
Clutch factor
+3%
Winning (+2)
95%
Equal
93%
Losing (−2)
92%
Problematic pieces
29%
8 err
18%
5 err
18%
5 err
14%
4 err
14%
4 err
7%
2 err
Critical moment
Move 36 avg
0%
1-15
0%
16-25
50%
26-35
50%
36-45
0%
46+
50% of blunders occur after move 26-35. Keep tension until then.
Error heatmap · Critical squares
2
2
2
2
2
Few
Many
d4
2
d5
2
e7
2
f6
2
h6
2
d4/d5 concentrate most errors. Force decisions in those zones.

Critical blunders

4 errors
#39
d4?? vs Rawshani
Endgame · OTB · 2025
#65
e7?? vs Lee
Endgame · OTB · 2024
#32
h1+?? vs Smith
Middlegame · OTB · 2019
#49
e5?? vs So
Endgame · OTB · 2013

Recent games

Khanbutaev, Artemii(2165)

13th Washington Int 2026 · 25 Jul 2026

½–½
Ashwin, Jayaram(2471)

Round 4: Perelshteyn, Eug... · 26 Oct 2025

½–½
Amburgy, Ryan(2309)

Charlotte ALTO 2025 · 26 Oct 2025

½–½
Vigorito, David(2234)

Round 2: Perelshteyn, Eug... · 25 Oct 2025

1–0
Wang, Tianqi(2337)

Round 3: Wang, Tianqi - P... · 25 Oct 2025

1–0
Hutton, Henry(1828)

2025 Charlotte Fall ALTO · 24 Oct 2025

1–0

Endgame statistics

Repertoire

PRO
822 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
416 games45%W37%D18%L
Move
1. e4
22511m
43%40%17
63%
1. d4
1437w
46%36%18
64%
1. f3
249y
50%25%25%
63%
1. c4
232y
52%30%18
67%
1. g3
19y
100%
0%

🍪 Cookies · Chess Stalker stores in your browser only what it needs to work (session and preferences) and measures its audience with its own cookie-free analytics. Analytics are optional.