Format
KA
Kosmrlj, Aleksej
🇸🇮FIDE 14659689· Male· Slovenia· Born in 2013
Follow Aleksej KosmrljTrack his monthly FIDE ratings, games, tournaments and more.
Aleksej Kosmrlj, a 13-year-old player, is rated 1508. He has held steady between 1500 and 1550 for 12 months. 22 rated games in the past year (≈20/year long-term). Recent standard appearances include 35. posamicno DP v standardnem sahu za clane, clanice, veterane, veteranke ter mladince in mladinke za leto 2025, European Youth Team Chess Championship 2025 - Open U18, and S: International Chess Tournament 37th Open Pula 2025. His peak of 1549 was reached at age 12 (Aug 2025).
At junior level, he reached #29 and #11 nationally in U14 and U12.
Current rating
1508
Standard
Rpd1687·Blz1560
All-time high
1549
−41 pts below
Aug 2025 · age 12
Aug 2025 · age 12
Activity
19
games / yr avg. · ≈2/mo
19 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#182,687
#182,687 · players worldwide · of 218,279
Career timeline
9 entries2026
29th U14 player nationally
at age 13 · rated 1521
Jan 2026
2025
All-time peak 1549
at age 12 · −41 from today
Aug 2025
Best 12-month gain (+40 Elo)
1503 → 1543
Jul 2025
Re-crossed 1500
at age 12
Jul 2025
2024
11th U12 player nationally
at age 11 · rated 1543
Aug 2024
Crossed 1500
at age 11
May 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Best result
35. posamicno DP v standardnem sahu za clane, clanice, veterane, veteranke ter mladince in mladinke za leto 2025perf 1844 (+320) · 2.5/5 · #59
Top opponent
Evolution
-35
1543 → 1508
Tournaments
2
15 games
Score
3.5/ 1523.3%
2W3D10L
Top 2 wins
Top 3 losses
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Aug 2025 | 2.5/5 | #59 | 1844 | -39.2 |
Open Swiss | Jul 2025 | 1/6 | #78 | 1664 | +6.4 |
Worst Elo result: 35. posamicno DP v standardnem sahu za clane, clanice, veterane, veteranke ter mladince in mladinke za leto 2025 (-39.2 Elo, finished #59).
Most-Played Opponents
vsPeter Mihic
🇸🇮SLO·1961
+2 −8 =0
10 games·last met Feb 2025
View head-to-head →
vsAljaz Skarlovnik
🇸🇮SLO·1902
+0 −5 =0
5 games·last met May 2025
View head-to-head →
vsBenjamin Usaj
🇸🇮SLO·1640
+1 −2 =2
5 games·last met Feb 2025
View head-to-head →
vsLenart Fabjancic
🇸🇮SLO·1510
+3 −1 =1
5 games·last met Feb 2025
View head-to-head →
Rankings
/
Slovenia
#690
out of 1,457 players
Europe
#115,793
in continent
World
#182,639
out of 400,000+
National ranking
Europe & World
Europe
World
Slovenia
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Europe
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World
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