Format
SF
Serrasin Fonseca, Roberth Esteban
🇨🇷FIDE 6521495· Male· Costa Rica· Born in 2007
Follow Roberth Esteban Serrasin FonsecaTrack his monthly FIDE ratings, games, tournaments and more.
Roberth Esteban Serrasin Fonseca, a 19-year-old player, is rated 1464. He plays occasionally (2 games in the last 12 months). Recent appearance: Juegos Deportivos Nacionales Eliminatorias 2025 U20 Individual Absoluto. His peak of 1524 was reached at age 17 (Dec 2024).
At junior level, he reached #43 and #36 nationally in U20 and U18.
Current rating
1464
Standard
Rpd1525·Blz1474
All-time high
1524
−60 pts below
Dec 2024 · age 17
Dec 2024 · age 17
Activity
3
games / yr avg.
2 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#197,959
#197,959 · players worldwide · of 216,808
Career timeline
7 entries2026
43rd U20 player nationally
at age 19 · rated 1464
May 2026
2024
36th U18 player nationally
at age 17 · rated 1524
Dec 2024
Crossed 1500
at age 17
Dec 2024
Crossed 1400
at age 17
Dec 2024
Crossed 1200
at age 17
Dec 2024
All-time peak 1524
at age 17 · −60 from today
Dec 2024
Standard rating history
Last 12 months — activity & highlights
Evolution
-32
1496 → 1464
Tournaments
1
7 games
Score
3/ 742.9%
3W0D4L
Top wins
No noteworthy wins (no Elo gained on any game).
Top 3 losses
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Sep 2025 | 3/2 | #44 | 2511 | -30.0 |
Worst Elo result: Juegos Deportivos Nacionales Eliminatorias 2025 U20 Individual Absoluto (-30.0 Elo, finished #44).
Rankings
/
Costa Rica
#469
out of 695 players
Americas
#23,708
in continent
World
#197,840
out of 400,000+
National ranking
Europe & World
Europe
World
Costa Rica
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| ... | ||
| 469 | 1,464 | |
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 |
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| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 23708 | 1,464 | |
World
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| 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 |
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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 |
| ... | ||
| 197840 | 1,464 | |