Scouting report: Oscar Panno (GM, ARG)

2,377 over-the-board games in the Chess Stalker database (2,376 classical, 1 rapid): 41% wins, 45% draws, 14% losses. FIDE rating 2438 standard, 2440 blitz. 163 games analyzed with Stockfish: 94% accuracy, 0.04 blunders per game.

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

Full report: https://chessstalker.com/fide/100153 — no account needed.

Chess Stalker

Oscar Panno

GM

Argentinaborn 1935FIDE ID 100153

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2420
2460
2438 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2440
2438
2489peak, Jan 2002
2,377games
971wins, 41%
1,076draws, 45%
330losses, 14%

Play style

before facing them
Elite accuracy: 93.9% average
Very consistent (91%)
Very precise: only 0.0 blunders/game
Dominates 1.d4 as ♔ (69% in 429 games)

Play against Panno's Twin

Their real openings, level & style

Based on 2,377 games

Openings

2,377 games

Weaknesses

where they slip as ♔ White
Queen's Gambit Accepted1.d4 d5 2.c4 dxc414 games, last played 25 years ago42.9%losses

Strengths

what holds up for them as ♔ White
Modern Benoni1.d4 ♞f6 2.c4 c5 3.d5 e610 games, last played 64 years ago80.0%wins
Queen's Gambit Declined1.d4 d5 2.c4 e632 games, last played 23 years ago71.9%wins

Deep analysis

Stockfish · Classical · 163 analyzed
Accuracy by phase
Opening
96.6%
Middlegame
94.2%
Endgame
95.4%
Clutch factor
+1%
Winning (+2)
93%
Equal
96%
Losing (−2)
91%
Problematic pieces
21%
34 err
19%
30 err
17%
27 err
16%
26 err
15%
24 err
11%
18 err
Critical moment
Move 44 avg
0%
1-15
10%
16-25
20%
26-35
40%
36-45
30%
46+
40% of blunders occur after move 36-45. Keep tension until then.
Error heatmap · Critical squares
6
5
6
5
5
6
Few
Many
c6
6
e5
6
f8
6
d5
5
e7
5
c6/e5 concentrate most errors. Force decisions in those zones.

Critical blunders

some recent costly mistakes
Kasparov, Garry(2780)

Move 36 · OTB

−3.9b3b6??
Korchnoi, Viktor(2640)

Move 38 · Middlegame · OTB

−5.1g2??
Najdorf, Miguel

Move 33 · Endgame · OTB

−5.2f8??
Petrosian, Tigran V

Move 17 · OTB

−2.2g3d6??
Najdorf, Miguel

Move 32 · Middlegame · OTB

−3.8d2+??
Najdorf, Miguel

Move 25 · Middlegame · OTB

−3.4f6??
Larsen, Bent

Move 43 · Middlegame · OTB

−97.3g8??
Larsen, Bent(2620)

Move 30 · Endgame · OTB

−2.5e5??
Korchnoi, Viktor(2640)

Move 38 · Middlegame · OTB

−4.9g2??
Portisch, Lajos(2630)

Move 82 · Endgame · OTB

−37.3g4??

Recent games

Claverie, Raul(2394)

Bobby Fischer Memorial · 19 Mar 2008

½–½
Coelho, Luis Henrique(2392)

Bobby Fischer Memorial · 18 Mar 2008

½–½
Mekhitarian, Krikor Sevag(2456)

Bobby Fischer Memorial · 16 Mar 2008

0–1
Rodriguez Vila, Andres(2566)

Bobby Fischer Memorial · 15 Mar 2008

½–½
Flores, Di(2558)

Bobby Fischer Memorial · 14 Mar 2008

½–½
Slipak, Sergio(2448)

Bobby Fischer Memorial · 13 Mar 2008

½–½

Endgame statistics

Repertoire

PRO
2,377 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
1,188 games45%W46%D9%L
Move
1. d4
42920y
48%42%
69%
1. ♞f3
37919y
42%49%
66%
1. c4
33419y
44%48%
68%
1. e4
32Nov 1998
53%38%
72%
1. g3
1219y
1775%
54%
1. b3
2Jan 1971
100%
100%

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