Format
BA
Bittencourt, Arian G Decezare
🇧🇷FIDE 22733477· Male· Brazil· Born in 2007
Follow Arian G Decezare BittencourtTrack his monthly FIDE ratings, games, tournaments and more.
Arian G Decezare Bittencourt, a 19-year-old Brazilian player, is rated 1870. He is climbing fast, having gained +80 Elo over the past 12 months. 22 rated games in the past year (≈18/year long-term). Recent standard appearances include Curitiba Chess Open 2026 STD Torneio Internacional Cidade de Curitiba, Memorial Pedro Rogerio Garcia Aberto do Brasil STD, and Campeonato Brasileiro Juvenil 2025 (STD) - Sub 20 Absoluto. Also played 8 rapid (including Circuito Scherer de Xadrez 2025 9a etapa Ita SC RPD) and 3 blitz events (including FENAJ 2025 Brasileiro Infantil BLZ sub 18 Abs) recently. His peak of 1919 was reached at age 18 (Aug 2025).
At junior level, he reached #38, #34, #62, #47 and #54 nationally in U20, U18, U16, U14 and U12.
Current rating
1870
Standard
Rpd1912·Blz1874
All-time high
1919
−49 pts below
Aug 2025 · age 18
Aug 2025 · age 18
Activity
16
games / yr avg. · ≈1/mo
22 past 12 mo · ≈2/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
#55,828
#55,828 · players worldwide · of 216,808
Career timeline
11 entries2026
38th Brazilian U20 player
at age 19 · rated 1877
Apr 2026
K-factor lowered to 20
at age 19
Jan 2026
2025
34th Brazilian U18 player
at age 18 · rated 1919
Aug 2025
All-time peak 1919
at age 18 · −49 from today
Aug 2025
Crossed 1800
at age 18
Jun 2025
100 career games
at age 18
May 2025
Standard rating history
Last 12 months — activity & highlights
Best result
Curitiba Chess Open 2026 STD Torneio Internacional Cidade de Curitibaperf 2204 (+334) · 4.5/5 · #131
Top opponent
Evolution
+14
1856 → 1870
Tournaments
4
24 games
Score
16/ 2466.7%
13W6D5L
Top 3 wins
1.[W]vsFrancisco Ferrari Pironti2,113·Campeonato Brasileiro Juvenil 2025 (STD) - Sub 20 Absoluto·R3·+30.1
2.[W]vsEduardo Franzoni Hessmann1,996·FENAJ 2025 - Brasileiro Infanto-Juvenil STD - Sub 18 Absoluto·R5·+27.6
3.[W]vsCalebe Kadlubiski Lazzarotti1,942·Campeonato Brasileiro Juvenil 2025 (STD) - Sub 20 Absoluto·R5·+21.3
Top 3 losses
2.[L]vsEduardo Franzoni Hessmann1,926·Campeonato Brasileiro Juvenil 2025 (STD) - Sub 20 Absoluto·R4·-19.6
3.[L]vsCaio Chiarini1,575·Curitiba Chess Open 2026 STD Torneio Internacional Cidade de Curitiba·R3·-16.9
Last 12 months — tournaments
4 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Apr 2026 | 4.5/5 | #131 | 2204 | -6.4 |
Open Swiss | Aug 2025 | 3/5 | #21 | 1721 | -43.6 |
Open Swiss | Jul 2025 | 4.5/6 | #1 | 2057 | +63.6 |
Open Swiss | May 2025 | 4/6 | #7 | 2001 | +65.6 |
Rankings
/
Brazil
#817
out of 6,387 players
Americas
#6,234
in continent
World
#55,828
out of 400,000+
National ranking
Europe & World
Europe
World
Brazil
| 1 | 🇧🇷Follow Rafael LeitaoTrack their monthly FIDE ratings, games, tournaments and more. | 2,588 |
| 2 | 🇧🇷Follow Luis Paulo SupiTrack their monthly FIDE ratings, games, tournaments and more. | 2,581 |
| 3 | 🇧🇷Follow Alexandr FierTrack their monthly FIDE ratings, games, tournaments and more. | 2,578 |
| 4 | 🇧🇷Follow Giovanni VescoviTrack their monthly FIDE ratings, games, tournaments and more. | 2,549 |
| 5 | 🇧🇷Follow Krikor Sevag MekhitarianTrack their monthly FIDE ratings, games, tournaments and more. | 2,544 |
| 6 | 🇧🇷Follow Andre DiamantTrack their monthly FIDE ratings, games, tournaments and more. | 2,499 |
| 7 | 🇧🇷Follow Renato R. QuintilianoTrack their monthly FIDE ratings, games, tournaments and more. | 2,491 |
| 8 | 🇧🇷Follow Yago De Moura SantiagoTrack their monthly FIDE ratings, games, tournaments and more. | 2,479 |
| 9 | 🇧🇷Follow Diego Rafael Di BerardinoTrack their monthly FIDE ratings, games, tournaments and more. | 2,465 |
| 10 | 🇧🇷Follow Nathan Felipe FilgueirasTrack their monthly FIDE ratings, games, tournaments and more. | 2,410 |
| ... | ||
| 817 | 1,870 | |
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 |
| 4 | 🇺🇸Follow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more. | 2,732 |
| 5 | 🇺🇸Follow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more. | 2,728 |
| 6 | 🇺🇸Follow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more. | 2,724 |
| 7 | 🇺🇸Follow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more. | 2,718 |
| 8 | 🇺🇸Follow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more. | 2,696 |
| 9 | 🇺🇸Follow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more. | 2,656 |
| 10 | 🇺🇸Follow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more. | 2,653 |
| ... | ||
| 6234 | 1,870 | |
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 |
| 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 |
| 6 | 🇳🇱Follow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more. | 2,767 |
| 7 | 🇩🇪Follow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more. | 2,759 |
| 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 |
| ... | ||
| 55828 | 1,870 | |