Format
RS
Reyes Sarmiento, Aaron
🇨🇷FIDE 6559271· Male· Costa Rica· Born in 2008
Follow Aaron Reyes SarmientoTrack his monthly FIDE ratings, games, tournaments and more.
Aaron Reyes Sarmiento, a 18-year-old player, is rated 1660. He has fluctuated between 1433 and 1699 over the past 2 years. 27 rated games in the past year (≈31/year long-term). Recent standard appearances include Campeonato Nacional Categorias Menores Pares 2026 U18 Absoluto, XLVI Metropolitano Torneo Internacional 2025 B, and IV Festival de Divisiones ADAS Tercera Division 2025. Also played 2 rapid (including Torneo Rapid por equipos Por La Plata VI) and 1 blitz events (including XLVI Metropolitano Torneo Internacional 2025 Blitz) recently. His peak of 1699 was reached at age 18 (Feb 2026).
At junior level, he reached #18 and #36 nationally in U18 and U16.
Current rating
1660
Standard
Rpd1482·Blz1639
All-time high
1699
−39 pts below
Feb 2026 · age 18
Feb 2026 · age 18
Activity
30
games / yr avg. · ≈3/mo
27 past 12 mo · ≈2/mo
classical only
Active
classical only
Active
Signature stat
#124,027
#124,027 · players worldwide · of 216,808
Career timeline
9 entries2026
18th U18 player nationally
at age 18 · rated 1699
Feb 2026
All-time peak 1699
at age 18 · −39 from today
Feb 2026
2025
Best 12-month gain (+197 Elo)
1433 → 1630
Jun 2025
Crossed 1600
at age 17
May 2025
Re-crossed 1500
at age 17
May 2025
Crossed 1500
at age 17
Feb 2025
Standard rating history
Last 12 months — activity & highlights
Top opponent
Evolution
+30
1630 → 1660
Tournaments
4
30 games
Score
16.5/ 3055.0%
16W1D13L
Top 3 wins
2.[W]vsHendrik Estrada Rodriguez1,715·Campeonato Nacional Categorias Menores Pares 2026 U18 Absoluto·R6·+23.2
Top 3 losses
2.[L]vsMatias Yermay Rodriguez Zuniga1,531·Torneo Clasificatorio de Tercera Division, ADAES 2025·R2·-25.5
3.[L]vsAaron Josue Cubillo Duran1,548·Torneo Clasificatorio de Tercera Division, ADAES 2025·R5·-24.6
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 3/6 | #21 | 1682 | -40.8 |
Open Swiss | Dec 2025 | 5.5/8 | #65 | 1887 | +74.0 |
Swiss | Nov 2025 | 4/6 | #18 | 1734 | -2.8 |
Swiss | May 2025 | 4/7 | #13 | 1558 | -39.6 |
Worst Elo result: Campeonato Nacional Categorias Menores Pares 2026 U18 Absoluto (-40.8 Elo, finished #21).
Rankings
/
Costa Rica
#172
out of 695 players
Americas
#15,107
in continent
World
#124,021
out of 400,000+
National ranking
Europe & World
Europe
World
Costa Rica
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| ... | ||
| 172 | 1,660 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 2 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 3 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
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| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 15107 | 1,660 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,840 |
| 2 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 3 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,788 |
| 4 | 🇺🇿Follow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more. | 2,780 |
| 5 | 🇺🇿Follow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more. | 2,776 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 7 | 🇫🇷Follow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,754 |
| 10 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 124021 | 1,660 | |