Scouting report: Federico Perez Ponsa (GM, ARG)

2,400 over-the-board games in the Chess Stalker database (2,254 classical, 67 rapid, 79 blitz): 53% wins, 24% draws, 23% losses. FIDE rating 2541 standard, 2593 rapid, 2621 blitz. 441 games analyzed with Stockfish: 93% accuracy, 0.12 blunders per game.

  • Opening repertoire of Federico Perez Ponsa 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 Federico Perez Ponsa's style so you can rehearse the matchup — free online.

Full report: https://chessstalker.com/fide/117927 — no account needed.

Federico Perez Ponsa

GM

Argentinaborn 1993FIDE ID 117927

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2500
2540
2580
2620
2527 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2621
2593
2541
2594peak, Oct 2017
2,400games
1,274wins, 53%
575draws, 24%
549losses, 23%

Play style

before facing them
Elite accuracy: 92.8% average
Solid conversion: 85%
Very consistent (88%)
Very precise: only 0.1 blunders/game
Dominates 1.e4 as ♔ (68% in 989 games)

Play against Perez Ponsa's Twin

Their real openings, level & style

Based on 2,400 games

Openings

2,400 games

Weaknesses

where they slip as ♔ White
Scotch: Classical1.e4 e5 2.f3 c6 3.d4 exd4 4.xd4 c517 games, last played 2 years ago41.2%losses

Strengths

what holds up for them as ♔ White
Caro-Kann: Exchange1.e4 c6 2.d4 d5 3.exd513 games, last played 10 months ago92.3%wins
Sicilian: d6 Systems1.e4 c5 2.f3 d6141 games, last played 4 months ago66.7%wins

Deep analysis

Stockfish · Classical · 441 analyzed
Accuracy by phase
Opening
96.9%
Middlegame
93.0%
Endgame
94.3%
Clutch factor
+5%
Winning (+2)
94%
Equal
95%
Losing (−2)
89%
Problematic pieces
24%
112 err
22%
100 err
16%
75 err
15%
70 err
14%
65 err
9%
42 err
Critical moment
Move 41 avg
2%
1-15
14%
16-25
23%
26-35
21%
36-45
40%
46+
40% of blunders occur after move 46. Keep tension until then.
Error heatmap · Critical squares
19
18
19
Few
Many
f5
19
h4
19
e4
18
d3
14
e6
14
f5/h4 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#32
c7?? vs Cheparinov
Endgame · Blitz · 2025
#34
e5?? vs Valerga
Middlegame · Blitz · 2025
#58
ff7?? vs Mahdavi
Endgame · OTB · 2025
#23
f6?? vs Sethuraman
Middlegame · OTB · 2025
#32
g7?? vs Valerga
Middlegame · OTB · 2025
#36
xf7?? vs Acosta
Endgame · OTB · 2025

Recent games

Gomez, Carlos David(2386)

4th Buenos Aires Open · 25 May 2026

½–½
Marrujo Pardo, Mauricio Emmanuel(2419)

4th Buenos Aires Open · 24 May 2026

1–0
Larino Nieto, David(2372)

4th Buenos Aires Open · 23 May 2026

½–½
Campos, Maria Jose(2241)

4th Buenos Aires Open · 23 May 2026

1–0
Perez Gormaz, Matias(2383)

4th Buenos Aires Open · 22 May 2026

½–½
Almiron, Antonio(2323)

4th Buenos Aires Open · 21 May 2026

½–½

Endgame statistics

Repertoire

PRO
2,400 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
1,221 games55%W25%D20%L
Move
1. e4
9904m
56%2420
68%
1. d4
2004m
52%31%17
67%
1. f3
184m
44%2234%
56%
1. c4
85y
88%
88%
1. b3
212y
50%50%
25%
1. e3
118y
100%
0%
1. g3
110m
100%
50%
1. c3
15y
0%

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