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Tomazin Kosorok, Tadej

🇸🇮

FIDEFIDE 14656183· Male· Slovenia· Born in 2013

Follow Tadej Tomazin KosorokTrack his monthly FIDE ratings, games, tournaments and more.

Tadej Tomazin Kosorok, a 13-year-old player, is rated 1737 — his current career high. He is climbing fast, having gained +99 Elo over the past 12 months. 52 rated games in the past year (≈22/year long-term). Recent standard appearances include Bled Chess Festival 2026, Mladinsko drzavno prvenstvo 2026 O14, and Hit open A 2026. Also played 4 rapid (including Mladinsko drzavno prvenstvo v pospesenem sahu 2026 O14) and 1 blitz events (including Ekipno drzavno prvenstvo v hitropoteznem sahu do 16 let) recently.

At junior level, he reached #12 and #4 nationally in U14 and U12.

Current rating

1737

Standard

Rpd1706·Blz1704

All-time high

1737

at best
Jun 2026 · age 13

Activity

22

games / yr avg. · ≈2/mo

44 past 12 mo · ≈4/mo
classical only
Moderately active

Signature stat

#97,069

#97,069 · players worldwide · of 218,279

Career timeline

9 entries
2026
12th U14 player nationally
at age 13 · rated 1737
Jun 2026
All-time peak 1737
at age 13
Jun 2026
Best 12-month gain (+123 Elo)
1585 → 1708
Apr 2026
2025
Re-crossed 1600
at age 12
Jun 2025
2024
4th U12 player nationally
at age 11 · rated 1725
Jun 2024
Crossed 1600
at age 11
Jun 2024

Standard rating history

Peak
FIDE title
Threshold
First rated

Activity & highlights

Best result
Bled Chess Festival 2026
perf 1864 (+156) · 4/9 · #41
Top opponent
vs Bogdan BozinovicFM 2,080
Bled Chess Festival 2026 · Mar 2026 · +15.8 Elo
Evolution
+99
16381737
Tournaments
7
47 games
Score
19.5/ 4741.5%
12W15D20L

Last 12 months — tournaments

7 events
EventDateScoreRankPerfΔ Elo
Open Swiss
Apr 20264/8#821883+29.6
Open Swiss
Mar 20264/9#411864+99.2
Swiss
Feb 20264/7#181688-55.2
Open Swiss
Jan 20262.5/8#581659-8.4
Swiss
Sep 20250/1#1001162-4.4
Open Swiss
Sep 20253/4#321918+62.4
Open Swiss
Jul 20252/7#421609-24.4
Worst Elo result: Mladinsko drzavno prvenstvo 2026 O14 (-55.2 Elo, finished #18).

Most-Played Opponents

Rankings

/
Slovenia
#492
out of 1,457 players
Europe
#69,046
in continent
World
#97,067
out of 400,000+

National ranking

Europe & World

Europe
World
Slovenia
1
🇸🇮Fedoseev, VladimirFollow Vladimir FedoseevTrack their monthly FIDE ratings, games, tournaments and more.
2,700
2
🇸🇮Demchenko, AntonFollow Anton DemchenkoTrack their monthly FIDE ratings, games, tournaments and more.
2,611
3
🇸🇮Subelj, JanFollow Jan SubeljTrack their monthly FIDE ratings, games, tournaments and more.
2,565
4
🇸🇮Skoberne, JureFollow Jure SkoberneTrack their monthly FIDE ratings, games, tournaments and more.
2,555
5
🇸🇮Lavrencic, MaticFollow Matic LavrencicTrack their monthly FIDE ratings, games, tournaments and more.
2,495
6
🇸🇮Sebenik, MatejFollow Matej SebenikTrack their monthly FIDE ratings, games, tournaments and more.
2,483
7
🇸🇮Barbot, PierreFollow Pierre BarbotTrack their monthly FIDE ratings, games, tournaments and more.
2,472
8
🇸🇮Markoja, BorisFollow Boris MarkojaTrack their monthly FIDE ratings, games, tournaments and more.
2,469
9
🇸🇮Zorko, JureFollow Jure ZorkoTrack their monthly FIDE ratings, games, tournaments and more.
2,436
10
🇸🇮Tisaj, DomenFollow Domen TisajTrack their monthly FIDE ratings, games, tournaments and more.
2,419
...
492🇸🇮Tomazin Kosorok, Tadej1,737
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
4
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,744
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
7
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,728
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,721
9
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,713
...
69046🇸🇮Tomazin Kosorok, Tadej1,737
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
...
97067🇸🇮Tomazin Kosorok, Tadej1,737