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Jiroajvanichakorn, Rathasart

🇹🇭

FIDEFIDE 6208924· Male· Thailand· Born in 2009

Follow Rathasart JiroajvanichakornTrack his monthly FIDE ratings, games, tournaments and more.

Rathasart Jiroajvanichakorn, a 17-year-old player, is rated 1978 — his current career high and ranked 12th among THA players. He is progressing steadily with +72 Elo over the past 12 months. 49 rated games in the past year (≈27/year long-term). Recent standard appearances include Thailand Final Qualifying Round for 46th Olympiad - Open, 49th Thailand Chess Championship 2026 - Open, and TCA x Big Rook Chinese Year Chess 2026 - Standard Open. Also played 7 rapid (including Red Knight Chess Cafe Anniversary Rapid Championship 2025) and 8 blitz events (including Red Knight Chess Cafe Anniversary Blitz Championship 2025) recently. He reached #11 nationally in Jun 2025.

At junior level, he reached #1, #1, #2, #8 and #8 nationally in U18, U16, U14, U12 and U10.

Current rating

1978

Standard

Rpd1863·Blz1906

All-time high

1978

at best
Jun 2026 · age 17

Activity

44

games / yr avg. · ≈4/mo

41 past 12 mo · ≈3/mo
classical only
Active

Signature stat

#12

#12 · THA players · of 230

Career timeline

12 entries
2026
1st U18 player nationally
at age 17 · rated 1978
Jun 2026
All-time peak 1978
at age 17
Jun 2026
2025
Peak national rank: #11
at age 16 · rated 1906
Jun 2025
1st U16 player nationally
at age 16 · rated 1906
Jun 2025
Re-crossed 1800
at age 16
Feb 2025
2024
Best 12-month gain (+442 Elo)
1407 → 1849
Aug 2024

Standard rating history

Peak
FIDE title
Threshold
First rated
COVID-19
FIDE recal.

Activity & highlights

Best result
TCA x Big Rook Chinese Year Chess 2026 - Standard Open
perf 2291 (+413) · 5/6 · #12

Last 12 months — tournaments

5 events
EventDateScoreRankPerfΔ Elo
Round-Robin
May 20266/9#32074+84.8
Open Swiss
Apr 20265.5/9#81899+11.6
Swiss
Feb 20265/6#122291+72.0
Swiss
Jul 20255/9#91825-28.9
Swiss
Jul 20254/9#161747-68.4
Worst Elo result: 23rd ASEAN AGE GROUP CHESS CHAMPIONSHIP 2025 (U16 Open) (-68.4 Elo, finished #16).

Most-Played Opponents

Rankings

/
Thailand
#12
out of 397 players
Asia-Pacific
#3,818
in continent
World
#31,127
out of 400,000+

National ranking

Europe & World

Europe
World
Thailand
1
🇹🇭Laohawirapap, PrinFollow Prin LaohawirapapTrack their monthly FIDE ratings, games, tournaments and more.
2,398
2
🇹🇭Kulpruethanon, ThanadonFollow Thanadon KulpruethanonTrack their monthly FIDE ratings, games, tournaments and more.
2,259
3
🇹🇭Bodemar, JonathanFollow Jonathan BodemarTrack their monthly FIDE ratings, games, tournaments and more.
2,124
4
🇹🇭Wiwatanadate, PoompongFollow Poompong WiwatanadateTrack their monthly FIDE ratings, games, tournaments and more.
2,070
5
🇹🇭Arunnuntapanich, TinnakritFollow Tinnakrit ArunnuntapanichTrack their monthly FIDE ratings, games, tournaments and more.
2,060
6
🇹🇭Khumnorkaew, TupfahFollow Tupfah KhumnorkaewTrack their monthly FIDE ratings, games, tournaments and more.
2,045
7
🇹🇭Buakird, ApichitFollow Apichit BuakirdTrack their monthly FIDE ratings, games, tournaments and more.
2,033
8
🇹🇭Teerapabpaisit, WisuwatFollow Wisuwat TeerapabpaisitTrack their monthly FIDE ratings, games, tournaments and more.
2,024
9
🇹🇭Asavasaetakul, ChawitFollow Chawit AsavasaetakulTrack their monthly FIDE ratings, games, tournaments and more.
1,996
10
🇹🇭Chuemsakul, SarochaFollow Sarocha ChuemsakulTrack her monthly FIDE ratings, games, tournaments and more.
1,990
...
12🇹🇭Jiroajvanichakorn, Rathasart1,978
Asia-Pacific
1
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
1
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
3
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
4
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
5
🇮🇳Anand, ViswanathanFollow Viswanathan AnandTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇨🇳Ding, LirenFollow Liren DingTrack their monthly FIDE ratings, games, tournaments and more.
2,738
7
🇮🇳Praggnanandhaa RFollow Praggnanandhaa RTrack their monthly FIDE ratings, games, tournaments and more.
2,735
8
🇷🇺Nepomniachtchi, IanFollow Ian NepomniachtchiTrack their monthly FIDE ratings, games, tournaments and more.
2,733
9
🇮🇳Gukesh DFollow Gukesh DTrack their monthly FIDE ratings, games, tournaments and more.
2,732
10
🇻🇳Le, Quang LiemFollow Quang Liem LeTrack their monthly FIDE ratings, games, tournaments and more.
2,731
...
3818🇹🇭Jiroajvanichakorn, Rathasart1,978
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
31127🇹🇭Jiroajvanichakorn, Rathasart1,978