Format
CM
Casas Mejia, Santiago
🇨🇴FIDE 144415060· Male· Colombia· Born in 2014
Follow Santiago Casas MejiaTrack his monthly FIDE ratings, games, tournaments and more.
Santiago Casas Mejia, a 12-year-old Colombian player, is rated 1452. He has slipped back 30 Elo over the past 12 months. 10 rated games in the past year (≈12/year long-term). Recent appearances: Campeonato Nacional Sub 12 Absoluto COL 2026 and Festival Sudamericano de la Juventud 2025 - Sub 12 Abs Ajedrez Clasico. Also played 8 rapid (including 6ta Batalla x Equipos) and 5 blitz events (including IRT Blitz intercentro Enero) recently. His peak of 1543 was reached at age 11 (Jan 2025).
At junior level, he reached #33 and #22 nationally in U12 and U10.
Current rating
1452
Standard
Rpd1612·Blz1697
All-time high
1543
−91 pts below
Jan 2025 · age 11
Jan 2025 · age 11
Activity
13
games / yr avg. · ≈1/mo
10 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#203,328
#203,328 · players worldwide · of 218,279
Career timeline
8 entries2025
33rd Colombian U12 player
at age 11 · rated 1543
Jan 2025
Best 12-month gain (+111 Elo)
1432 → 1543
Jan 2025
Crossed 1500
at age 11
Jan 2025
All-time peak 1543
at age 11 · −91 from today
Jan 2025
2024
22nd Colombian U10 player
at age 10 · rated 1495
Oct 2024
Crossed 1400
at age 10
Jun 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Best result
Festival Sudamericano de la Juventud 2025 - Sub 12 Abs Ajedrez Clasicoperf 1865 (+409) · 4/5 · #65
Top opponent
Evolution
-30
1482 → 1452
Tournaments
3
23 games
Score
11/ 2347.8%
10W2D11L
Top 3 wins
1.[W]vsMartin Velasquez Hernandez1,723·Festival Sudamericano de la Juventud 2025 - Sub 12 Abs Ajedrez Clasico·R1·+32.9
2.[W]vsSamir Alejandro Barraza Castaneda1,494·IRT Clasico - Olimpiada por Equipos Kallpa 2026·R5·+22.4
Top 3 losses
Last 12 months — tournaments
3 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Team | May 2026 | 3/3 | #64 | 2402 | -2.8 |
Open Swiss | Mar 2026 | 4/2 | #44 | 2397 | -6.8 |
Swiss | Dec 2025 | 4/5 | #65 | 1865 | -19.2 |
Worst Elo result: Festival Sudamericano de la Juventud 2025 - Sub 12 Abs Ajedrez Clasico (-19.2 Elo, finished #65).
Rankings
/
Colombia
#1,466
out of 2,950 players
Americas
#24,161
in continent
World
#203,152
out of 400,000+
National ranking
Europe & World
Europe
World
Colombia
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| ... | ||
| 1466 | 1,452 | |
Americas
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| ... | ||
| 24161 | 1,452 | |
World
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| ... | ||
| 203152 | 1,452 | |