Rathasart Jiroajvanichakorn
THA · FIDE ID 6208924 · 36 tournament games since 2023
Standard
2002
#9 in THA (active)
Rapid
1886
#20 in THA (active)
Blitz
1857
#19 in THA (active)
Score
49%
14 W · 7 D · 15 L
Opp. avg
1893
Last 36 games
Last game
2026-04-19
49th Thailand Chess Championship 2026
Prep summary
- As White: 1.d4 in 79% of games (scores 50%).
- Against 1.e4: 1...c5 in 6 of 11 games (Sicilian Defense), scoring 58%.
- Against 1.d4: 1...d5 in 5 of 5 games (Queen's Pawn Game), scoring 30%.
- Weak spot: East Indian Defense as White, only 30% in 5 games.
- By opponent strength: 6% against higher-rated players, 68% against lower-rated.
Based on 36 over-the-board games (9 rapid · 5 classical). 19 with White (45%), 17 with Black (53%).
Openings as White
First move
| 1.d4 | 15 | 50% |
| 1.e4 | 3 | 0% |
| 1.c4 | 1 | 100% |
Most played
| Opening | Games | Score |
|---|---|---|
| East Indian Defense | 5 | 30% |
| Queen's Pawn Game: Colle System | 4 | 63% |
| Yusupov-Rubinstein System | 2 | 100% |
| King's Indian Defense: Normal Variation, King's Knight Variation | 1 | 0% |
| King's Indian Defense: Orthodox Variation | 1 | 50% |
Openings as Black
Against 1.e4 (11 games)
| 1...c5 Sicilian Defense | 6 | 58% |
| 1...c6 Caro-Kann Defense | 5 | 80% |
Against 1.d4 (5 games)
| 1...d5 Queen's Pawn Game | 5 | 30% |
Most played
| Opening | Games | Score |
|---|---|---|
| French Defense: Advance Variation, Paulsen Attack | 2 | 50% |
| Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation | 2 | 25% |
| Queen's Gambit Accepted: Classical Defense, Steinitz Variation, Exchange Variation | 1 | 0% |
| Caro-Kann Defense: Two Knights Attack | 1 | 100% |
| Slav Defense: Czech Variation, Krause Attack | 1 | 100% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-04-19 | Tupfah Khumnorkaew (2011) 49th Thailand Chess Championship 2026 | L |
| 2026-04-18 | Thanadon Kulpruethanon (2276) 49th Thailand Chess Championship 2026 | L |
| 2026-04-18 | Dhi Tawankanjana (1615) 49th Thailand Chess Championship 2026 | W |
| 2026-04-17 | Wanawee Buranasing (1814) 49th Thailand Chess Championship 2026 | ½ |
| 2026-04-17 | Nutnapon Limpetcharakul (1757) 49th Thailand Chess Championship 2026 | W |
| 2026-04-16 | Apichit Buakird (2071) 49th Thailand Chess Championship 2026 | L |
| 2026-04-16 | Chanon Mongkoltawephun (1613) 49th Thailand Chess Championship 2026 | W |
| 2026-04-15 | Tachit Sriwises (1659) 49th Thailand Chess Championship 2026 | W |
| 2026-04-15 | Sek Kangkorn (1563) 49th Thailand Chess Championship 2026 | W |
| 2025-07-28 | Ree Herng Shen (2070) 9th Eastern Asia Youth Chess Championship 2025 | U16 Open · classical | L |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.