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Koga, Rafael Fernandes

🇧🇷

FIDEFIDE 538002434· Male· Brazil· Born in 2014

Follow Rafael Fernandes KogaTrack his monthly FIDE ratings, games, tournaments and more.

Rafael Fernandes Koga, a 12-year-old Brazilian player, is rated 1652. He has slipped back 51 Elo over the past 12 months. 14 rated games in the past year (≈11/year long-term). Recent standard appearances include IRT CXA Classico de Fevereiro 1a Etapa Circuito STD, IRT Estrategista Chess Classic U2400, and 2o IRT Cxa Classico De Natal Cidade De Sao Paulo. Also played 11 rapid (including Copa Franco Montoro RPD 2025) and 9 blitz events (including BLZ Fide Cxsp 2026 14a Etapa) recently. His peak of 1703 was reached at age 12 (Jan 2026).

At junior level, he reached #18 nationally in U12.

Current rating

1652

Standard

Rpd1667·Blz1625

All-time high

1703

−51 pts below
Jan 2026 · age 12

Activity

10

games / yr avg. · ≈1/mo

14 past 12 mo · ≈1/mo
classical only
Moderately active

Signature stat

#127,492

#127,492 · players worldwide · of 218,279

Career timeline

6 entries
2026
18th Brazilian U12 player
at age 12 · rated 1703
Jan 2026
Crossed 1600
at age 12
Jan 2026
Crossed 1500
at age 12
Jan 2026
Crossed 1400
at age 12
Jan 2026
All-time peak 1703
at age 12 · −51 from today
Jan 2026
First FIDE rating
1703 · at age 12
Jan 2026

Standard rating history

Peak
FIDE title
Threshold
First rated

Activity & highlights

Top opponent
vs Eduardo Neto Bianchi 1,761
IRT CXA Classico de Fevereiro 1a Etapa Circuito STD · Feb 2026 · +5.9 Elo
Evolution
—
Tournaments
4
19 games
Score
8/ 1942.1%
6W4D9L

Last 12 months — tournaments

3 events
EventDateScoreRankPerfΔ Elo
IRT CXA Classico de Fevereiro 1a Etapa Circuito STD
Open Swiss
Feb 20262/4#361698-38.0
IRT Estrategista Chess Classic U2400
Open Swiss
Jan 20262.5/3#372334-13.2
2o IRT Cxa Classico De Natal Cidade De Sao Paulo
Open Swiss
Dec 20252/5#3116370.0
Worst Elo result: IRT CXA Classico de Fevereiro 1a Etapa Circuito STD (-38.0 Elo, finished #36).

Rankings

/
Brazil
#2,067
out of 6,523 players
Americas
#15,554
in continent
World
#127,486
out of 400,000+

National ranking

Europe & World

Europe
World
Brazil
1
🇧🇷Leitao, RafaelFollow Rafael LeitaoTrack their monthly FIDE ratings, games, tournaments and more.
2,588
2
🇧🇷Supi, Luis PauloFollow Luis Paulo SupiTrack their monthly FIDE ratings, games, tournaments and more.
2,581
3
🇧🇷Fier, AlexandrFollow Alexandr FierTrack their monthly FIDE ratings, games, tournaments and more.
2,553
4
🇧🇷Mekhitarian, Krikor SevagFollow Krikor Sevag MekhitarianTrack their monthly FIDE ratings, games, tournaments and more.
2,544
5
🇧🇷Diamant, AndreFollow Andre DiamantTrack their monthly FIDE ratings, games, tournaments and more.
2,501
6
🇧🇷Quintiliano, Renato R.Follow Renato R. QuintilianoTrack their monthly FIDE ratings, games, tournaments and more.
2,491
7
🇧🇷Santiago, Yago De MouraFollow Yago De Moura SantiagoTrack their monthly FIDE ratings, games, tournaments and more.
2,479
8
🇧🇷Di Berardino, Diego RafaelFollow Diego Rafael Di BerardinoTrack their monthly FIDE ratings, games, tournaments and more.
2,465
9
🇧🇷Filgueiras, Nathan FelipeFollow Nathan Felipe FilgueirasTrack their monthly FIDE ratings, games, tournaments and more.
2,410
10
🇧🇷Do Valle Cardoso, LucasFollow Lucas Do Valle CardosoTrack their monthly FIDE ratings, games, tournaments and more.
2,407
...
2067🇧🇷Koga, Rafael Fernandes1,652
Americas
1
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
1
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
4
🇺🇸Niemann, Hans MokeFollow Hans Moke NiemannTrack their monthly FIDE ratings, games, tournaments and more.
2,742
5
🇺🇸Dominguez Perez, LeinierFollow Leinier Dominguez PerezTrack their monthly FIDE ratings, games, tournaments and more.
2,732
6
🇺🇸Aronian, LevonFollow Levon AronianTrack their monthly FIDE ratings, games, tournaments and more.
2,724
7
🇺🇸Liang, AwonderFollow Awonder LiangTrack their monthly FIDE ratings, games, tournaments and more.
2,696
7
🇺🇸Sevian, SamuelFollow Samuel SevianTrack their monthly FIDE ratings, games, tournaments and more.
2,696
9
🇺🇸Xiong, JefferyFollow Jeffery XiongTrack their monthly FIDE ratings, games, tournaments and more.
2,656
10
🇺🇸Robson, RayFollow Ray RobsonTrack their monthly FIDE ratings, games, tournaments and more.
2,653
...
15554🇧🇷Koga, Rafael Fernandes1,652
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
127486🇧🇷Koga, Rafael Fernandes1,652