Format
PR
Pacheco Rosario, Juan C.
🇵🇷FIDE 3112594· Male· Puerto Rico· Born in 2010
Follow Juan C. Pacheco RosarioTrack his monthly FIDE ratings, games, tournaments and more.
Juan C. Pacheco Rosario, a 16-year-old player, is rated 1735 — his current career high. He is on a steady climb with +77 Elo over the past 12 months. 47 rated games in the past year (≈34/year long-term). Recent standard appearances include Campeonato Por Edades de Puerto Rico 2026 Sub-16, Campeonato Nacional Juvenil de Puerto Rico 2026, and Torneo Cerrado de Ajedrez Joscos. Also played 6 rapid (including FIDE World Youth U16 Chess Olympiad 2025) and 2 blitz events (including 6ta. Copa de Ajedrez Blitz del Veterano) recently. He reached #89 nationally in Dec 2024.
At junior level, he reached #4 and #2 nationally in U16 and U14.
Current rating
1735
Standard
Rpd1639·Blz1592
All-time high
1735
at best
May 2026 · age 16
May 2026 · age 16
Activity
33
games / yr avg. · ≈3/mo
47 past 12 mo · ≈4/mo
classical only
Active
classical only
Active
Signature stat
#97,610
#97,610 · players worldwide · of 216,808
Career timeline
10 entries2026
Best 12-month gain (+77 Elo)
1658 → 1735
May 2026
All-time peak 1735
at age 16
May 2026
4th U16 player nationally
at age 16 · rated 1733
Apr 2026
Re-crossed 1600
at age 16
Jan 2026
2024
Peak national rank: #89
at age 14 · rated 1691
Dec 2024
2nd U14 player nationally
at age 14 · rated 1691
Nov 2024
Standard rating history
Last 12 months — activity & highlights
Best result
XX Festival de Ajedrez Centroamericano y del Caribe de la Juventud - Sub 16 Absolutoperf 1846 (+203) · 4.5/8 · #19
Top opponent
XX Festival de Ajedrez Centroamericano y del Caribe de la Juventud - Sub 16 Absoluto · Dec 2025 · +13.9 Elo
Evolution
+163
1572 → 1735
Tournaments
8
49 games
Score
24/ 4949.0%
19W10D20L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
8 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | Mar 2026 | 4/5 | #2 | 1880 | +58.4 |
Swiss | Mar 2026 | 3/4 | #14 | 2001 | +30.0 |
Round-Robin | Mar 2026 | 4/9 | #5 | 1659 | +3.2 |
Swiss | Dec 2025 | 4.5/8 | #19 | 1846 | +64.4 |
Open Swiss | Nov 2025 | 1.5/3 | #64 | 1789 | -9.6 |
Rankings
/
Puerto Rico
#93
out of 222 players
Americas
#11,598
in continent
World
#97,609
out of 400,000+
National ranking
Europe & World
Europe
World
Puerto Rico
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| 8 | 🇵🇷Follow Miguel A. Boggiano PereiraTrack their monthly FIDE ratings, games, tournaments and more. | 2,093 |
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| 10 | 🇵🇷Follow Jean P. Lugo RoldanTrack their monthly FIDE ratings, games, tournaments and more. | 2,064 |
| ... | ||
| 93 | 1,735 | |
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 |
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| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
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| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 11598 | 1,735 | |
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 |
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| 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 |
| ... | ||
| 97609 | 1,735 | |