Format
EO
Erdenebayar Otgontsetseg
🇲🇳FIDE 4928830· Male· Mongolia· Born in 2015
Follow Erdenebayar OtgontsetsegTrack his monthly FIDE ratings, games, tournaments and more.
Erdenebayar Otgontsetseg, a 11-year-old Mongolian player, is rated 1538. He is on a steady climb with +33 Elo over the past 12 months. 25 rated games in the past year (≈23/year long-term). Recent standard appearances include "Steinitz Open" FIDE rated Chess Tournament 2026 B, Mongolian National Chess Championship-2026 (Semifinal) Open, and 19th Asian Schools Chess Championships 2025 - U11. Also played 1 rapid (including 19th Asian Schools Rapid Chess Championships 2025 - U11) and 1 blitz events (including 19th Asian Schools Blitz Chess Championships 2025 - U11) recently. His peak of 1636 was reached at age 11 (Feb 2026).
At junior level, he reached #25 and #19 nationally in U12 and U10.
Current rating
1538
Standard
Rpd1666·Blz1552
All-time high
1636
−98 pts below
Feb 2026 · age 11
Feb 2026 · age 11
Activity
22
games / yr avg. · ≈2/mo
25 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#170,950
#170,950 · players worldwide · of 218,279
Career timeline
8 entries2026
Best 12-month gain (+131 Elo)
1505 → 1636
Feb 2026
All-time peak 1636
at age 11 · −98 from today
Feb 2026
25th Mongolian U12 player
at age 11 · rated 1631
Jan 2026
2025
19th Mongolian U10 player
at age 10 · rated 1631
Dec 2025
Crossed 1600
at age 10
Dec 2025
Crossed 1500
at age 10
Jan 2025
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
+33
1505 → 1538
Tournaments
4
41 games
Score
19.5/ 4147.6%
14W11D16L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | May 2026 | 5.5/1 | #166 | 2333 | -25.6 |
Open Swiss | Apr 2026 | 3/8 | #81 | 1626 | -71.2 |
Open Swiss | Oct 2025 | 5.5/5 | #32 | 2530 | +32.4 |
Open Swiss | Sep 2025 | 5.5/11 | #73 | 1674 | +93.2 |
Worst Elo result: Mongolian National Chess Championship-2026 (Semifinal) Open (-71.2 Elo, finished #81).
Rankings
/
Mongolia
#415
out of 609 players
Asia-Pacific
#31,733
in continent
World
#170,921
out of 400,000+
National ranking
Europe & World
Europe
World
Mongolia
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| 415 | 1,538 | |
Asia-Pacific
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| 31733 | 1,538 | |
World
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| 170921 | 1,538 | |