Format
JR
Jimenez Rojas, Isaac
🇨🇷FIDE 6517455· Male· Costa Rica· Born in 2009
Follow Isaac Jimenez RojasTrack his monthly FIDE ratings, games, tournaments and more.
Isaac Jimenez Rojas, a 17-year-old player, is rated 1484. He has held steady between 1450 and 1500 for 13 months. 16 rated games in the past year (≈18/year long-term). Recent standard appearances include Campeonato Nacional Categorias Menores Pares 2026 U18 Absoluto, Juegos Deportivos Nacionales Eliminatorias 2025 Z2 U16 Individual Absoluto, and Torneo Clasificatorio de Cuarta Division, ARAJA 2025. Also played 1 rapid event (including Campeonato Nacional Rapid de Categorias Menores Impares U17, 2025) recently. His peak of 1520 was reached at age 15 (Mar 2024).
At junior level, he reached #69, #24 and #12 nationally in U18, U16 and U14.
Current rating
1484
Standard
Rpd1465·Blz1491
All-time high
1520
−36 pts below
Mar 2024 · age 15
Mar 2024 · age 15
Activity
18
games / yr avg. · ≈2/mo
12 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#191,827
#191,827 · players worldwide · of 218,279
Career timeline
9 entries2026
69th U18 player nationally
at age 17 · rated 1484
Jun 2026
2024
Best 12-month gain (+313 Elo)
1207 → 1520
Mar 2024
Crossed 1500
at age 15
Mar 2024
Crossed 1400
at age 15
Mar 2024
All-time peak 1520
at age 15 · −36 from today
Mar 2024
24th U16 player nationally
at age 15 · rated 1200
Jan 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
FIDE recal.
Activity & highlights
Top opponent
Evolution
+14
1470 → 1484
Tournaments
3
19 games
Score
9.5/ 1950.0%
8W3D8L
Top 3 wins
Top 3 losses
1.[L]vsBrandon Adrian Ramirez Ordonez1,509·Torneo Clasificatorio de Cuarta Division, ARAJA 2025·R6·-18.4
2.[L]vsJeremy Esquivel Elizondo1,620·Juegos Deportivos Nacionales Eliminatorias 2025 Z2 U16 Individual Absoluto·R3·-12.8
3.[L]vsGabriel Rivera Mora1,685·Campeonato Nacional Categorias Menores Pares 2026 U18 Absoluto·R6·-9.6
Last 12 months — tournaments
3 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Feb 2026 | 1.5/6 | #25 | 1459 | -7.6 |
Open Swiss | Aug 2025 | 4/2 | #26 | 2344 | +9.2 |
Swiss | Aug 2025 | 4/4 | #10 | 2325 | +10.0 |
Rankings
/
Costa Rica
#423
out of 682 players
Americas
#23,056
in continent
World
#191,751
out of 400,000+
National ranking
Europe & World
Europe
World
Costa Rica
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| ... | ||
| 423 | 1,484 | |
Americas
| 1 | 🇺🇸Follow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
| 1 | 🇺🇸Follow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more. | 2,792 |
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| 5 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 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 |
| ... | ||
| 23056 | 1,484 | |
World
| 1 | 🇳🇴Follow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more. | 2,841 |
| 2 | 🇺🇸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. | 2,792 |
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| 8 | 🇮🇳Follow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more. | 2,761 |
| 9 | 🇺🇸Follow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| 9 | 🇨🇳Follow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more. | 2,753 |
| ... | ||
| 191751 | 1,484 | |