Format
BI
Brigido, Isaac Arthur Ribeiro
🇧🇷FIDE 44772033· Male· Brazil· Born in 2005
Follow Isaac Arthur Ribeiro BrigidoTrack his monthly FIDE ratings, games, tournaments and more.
Isaac Arthur Ribeiro Brigido, a 21-year-old Brazilian player, is rated 1890 — just 9 short of his peak of 1899 (Apr 2026, age 21). He is on a steady climb with +61 Elo over the past 12 months. 37 rated games in the past year. Recent standard appearances include Circuito Cearense de Xadrez Classico Luiz Gentil Jr 1a Etapa, XII Torneio Schoonenborch Sub 1900, and Campeonato Cearense Absoluto 2025.
At junior level, he reached #25 nationally in U20.
Current rating
1890
Standard
Rpd—·Blz1907
All-time high
1899
−9 pts below
Apr 2026 · age 21
Apr 2026 · age 21
Activity
35
games / yr avg. · ≈3/mo
37 past 12 mo · ≈3/mo
classical only
Active
classical only
Active
Signature stat
#50,574
#50,574 · players worldwide · of 218,279
Career timeline
7 entries2026
All-time peak 1899
at age 21 · −9 from today
Apr 2026
2025
25th Brazilian U20 player
at age 20 · rated 1882
Sep 2025
Best 12-month gain (+233 Elo)
1649 → 1882
Sep 2025
K-factor lowered to 20
at age 20
Aug 2025
Crossed 1800
at age 20
May 2025
2024
Crossed 1600
at age 19
Jun 2024
Standard rating history
Peak
FIDE title
Threshold
First rated
Activity & highlights
Top opponent
Evolution
+61
1829 → 1890
Tournaments
8
44 games
Score
28.5/ 4464.8%
22W13D9L
Top 3 wins
Top 3 losses
1.[L]vsArthur Goncalves Aragao1,710·Circuito Cearense de Xadrez Classico Jadir Farias 5a Etapa·R4·-14.6
2.[L]vsAdiel de Azevedo Martins1,793·Circuito Cearense de Xadrez Classico Jadir Farias 5a Etapa·R5·-12.5
3.[L]vsArthur Goncalves Aragao1,859·Circuito Cearense de Xadrez Classico Luiz Gentil Jr 1a Etapa·R3·-10.9
Last 12 months — tournaments
8 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2026 | 3.5/5 | #7 | 1959 | +10.0 |
Swiss | Mar 2026 | 4/4 | #17 | 2592 | -8.6 |
Swiss | Feb 2026 | 5/5 | #3 | 2583 | +17.6 |
Swiss | Nov 2025 | 2/4 | #16 | 1906 | +3.0 |
Open Swiss | Oct 2025 | 3.5/1 | #52 | 2535 | -4.0 |
Swiss | Sep 2025 | 3/5 | #10 | 1876 | +0.4 |
Swiss | Aug 2025 | 3/6 | #11 | 1781 | -12.0 |
Swiss | Jul 2025 | 4.5/6 | #1 | 2072 | +38.2 |
Rankings
/
Brazil
#714
out of 6,523 players
Americas
#5,581
in continent
World
#50,573
out of 400,000+
National ranking
Europe & World
Europe
World
Brazil
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| 714 | 1,890 | |
Americas
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| ... | ||
| 5581 | 1,890 | |
World
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| ... | ||
| 50573 | 1,890 | |