Scouting report: Justin Tan (GM, AUS)

830 over-the-board games in the Chess Stalker database (804 classical, 3 rapid, 23 blitz): 44% wins, 33% draws, 24% losses. FIDE rating 2510 standard, 2402 rapid, 2518 blitz. 149 games analyzed with Stockfish: 92% accuracy, 0.09 blunders per game.

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

Full report: https://chessstalker.com/fide/3206882 — no account needed.

Chess Stalker

Justin Tan

GM

Australiaborn 1997FIDE ID 3206882

Rating & statistics

FIDE rating lists · Sep 2023 – Sep 2026
2350
2450
2550
2510 · Sep 2023
Oct
2024
Apr
Jul
Oct
2025
Apr
Jul
Oct
2026
Apr
Jul
Oct
Sep 2023Oct 2026
2518
2510
2402
2533peak, Mar 2022
830games
362wins, 44%
271draws, 33%
196losses, 24%

Play style

before facing them
Elite accuracy: 92.1% average
Solid conversion: 83%
Very consistent (84%)
Very precise: only 0.1 blunders/game
Dominates 1.Nf3 as ♔ (71% in 33 games)
Vulnerable to 1.Nf3 ♚ (only 43%)

Play against Tan's Twin

Their real openings, level & style

Based on 830 games

Openings

830 games

Weaknesses

where they slip as ♔ White
Italian: Giuoco Piano1.e4 e5 2.♞f3 ♞c6 3.♝c4 ♝c5only 9 games, last played 4 years ago44.4%losses

Strengths

what holds up for them as ♔ White
Pirc Defense1.e4 d6 2.d4 ♞f610 games, last played 5 years ago70.0%wins
Sicilian: e6 Systems1.e4 c5 2.♞f3 e636 games, last played 8 months ago66.7%wins

Deep analysis

Stockfish · Classical · 149 analyzed
Accuracy by phase
Opening
96.9%
Middlegame
93.0%
Endgame
94.5%
Clutch factor
+6%
Winning (+2)
94%
Equal
94%
Losing (−2)
87%
Problematic pieces
21%
35 err
21%
36 err
19%
32 err
15%
26 err
15%
25 err
8%
14 err
Critical moment
Move 44 avg
0%
1-15
20%
16-25
30%
26-35
30%
36-45
20%
46+
30% of blunders occur after move 26-35. Keep tension until then.
Error heatmap · Critical squares
6
6
7
7
7
Few
Many
d5
7
f2
7
g3
7
e6
6
g6
6
d5/f2 concentrate most errors. Force decisions in those zones.

Critical blunders

10 errors
#58
h4?? vs Fava
Endgame · OTB · 2026
#53
♜xg3?? vs Fromm
Endgame · OTB · 2025
#27
♛xh6?? vs Abdusattorov
Middlegame · OTB · 2025
#38
♞d5?? vs Gurevich
Endgame · OTB · 2025
#38
♝xd6?? vs Navara
Endgame · Rapid · 2025
#45
♛g3?? vs Atlas
Middlegame · Rapid · 2025

Recent games

Grieve, Harry(2484)

Round 4: Tan, Justin - Gr... · 11 Jan 2026

½–½
Fava, Lorenzo(2364)

Round 3: Fava, Lorenzo - ... · 10 Jan 2026

½–½
Abdusattorov, Nodirbek(2767)

FIDE World Bl Team Pool C · 14 Jun 2025

0–1
Kogan, Arthur(2475)

FIDE World Bl Team Pool C · 14 Jun 2025

1–0
Fromm, Marius(2444)

FIDE World Bl Team Pool C · 14 Jun 2025

½–½
Bluebaum, Matthias(2663)

FIDE World Bl Team Pool C · 14 Jun 2025

0–1

Endgame statistics

Repertoire

PRO
830 games in scope
8
7
6
5
4
3
2
1a
b
c
d
e
f
g
h
434 games47%W31%D22%L
Move
1. e4
3608m
47%31%22
62%
1. ♞f3
341y
61%2118
69%
1. d4
281y
46%43%
68%
1. f4
68y
33%50%17
58%
1. c4
39y
67%33%
83%
1. e3
2Apr 2001
50%50%
50%
1. a3
18y
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.