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Xu, Dinis Sun

🇵🇹

FIDEFIDE 1988611· Male· Portugal· Born in 2007

Follow Dinis Sun XuTrack his monthly FIDE ratings, games, tournaments and more.

Dinis Sun Xu, a 19-year-old Portuguese player, is rated 1821 — just 5 short of his peak of 1826 (Mar 2026, age 19). He is climbing fast, having gained +167 Elo over the past 12 months. 25 rated games in the past year (≈32/year long-term). Recent standard appearances include CN 3. divisao 2025-26 r. 7, CN Jovens 2025-26 - U20, and Taca de Portugal r.4. Also played 4 rapid (including CN Semirrapidas Equipas 2025-26) and 10 blitz events (including CN Jovens Rapidas Equipas 2025-26 - gr. A) recently.

At junior level, he reached #27 and #28 nationally in U20 and U18.

Current rating

1821

Standard

Rpd1860·Blz1888

All-time high

1826

−5 pts below
Mar 2026 · age 19

Activity

30

games / yr avg. · ≈3/mo

23 past 12 mo · ≈2/mo
classical only
Active

Signature stat

#69,867

#69,867 · players worldwide · of 218,279

Career timeline

8 entries
2026
27th Portuguese U20 player
at age 19 · rated 1821
Jun 2026
Best 12-month gain (+167 Elo)
1654 → 1821
Jun 2026
Crossed 1800
at age 19
Mar 2026
All-time peak 1826
at age 19 · −5 from today
Mar 2026
K-factor lowered to 20
at age 19
Mar 2026
2025
28th Portuguese U18 player
at age 18 · rated 1750
Apr 2025

Standard rating history

Peak
FIDE title
Threshold
First rated

Activity & highlights

Best result
CN Jovens 2025-26 - U20
perf 1934 (+122) · 3/5 · #10
Top opponent
vs Gustavo RibeiroFM 2,276
CN Jovens 2025-26 - U20 · Mar 2026 · +8.7 Elo
Best comeback
CN 3. divisao 2025-26 r. 3
finished #3 (seeded #55 of 100)
Evolution
+167
1654 → 1821
Tournaments
11
27 games
Score
18/ 2766.7%
14W10D3L
Top 3 wins
1.[W]vsDominic Cross1,900·Taca de Portugal r. 2·R2·+26.9
2.[W]vsFernando Pinho1,797·CN 3. divisao 2025-26 r. 1-2·R1·+21.3
3.[W]vsJames Edward Nichols1,705·CD Porto 2025-26·R5·+19.0
Top 3 losses
1.[L]vsRui Pedro Cunha1,636·CN 3. divisao 2025-26 r. 7·R7·-14.7
2.[L]vsDiogo Gil1,641·CN 3. divisao 2025-26 r. 5-6·R6·-14.6
3.[L]vsFilipa Fortuna PipirasFM2,321·Taca AXP 2025-26 qf·R3·-1.1

Last 12 months — tournaments

9 events
EventDateScoreRankPerfΔ Elo
Taca AXP 2025-26 qf
Knockout
May 20260/1R321521-1.6
Torneio Interno GX Porto 2026
Swiss
Apr 20263/2#92523-2.8
CN 3. divisao 2025-26 r. 7
Team
Apr 20260/1#152836-14.6
CN Jovens 2025-26 - U20
Swiss
Mar 20263/5#101934+12.6
Taca de Portugal r.4
Knockout
Mar 20260.5/1R321849+0.6
CN 3. divisao 2025-26 r. 5-6
Team
Mar 20261/2#531545-13.0
CD Porto Jovens 2025-26 - U18 U20
Swiss
Feb 20262/2#12469+28.8
CN 3. divisao 2025-26 r. 3
Team
Jan 20261/1#32549+21.6
Taca de Portugal r. 2
Knockout
Jan 20261/1R642700+29.2

Most-Played Opponents

vsGabriel Joao Silva
🇵🇹POR·1864
+4 −1 =1
6 games·last met Apr 2026
View head-to-head →
vsMiguel Camisa Nunes
🇵🇹POR·1782
+1 −2 =2
5 games·last met May 2026
View head-to-head →
vsMatias Montenegro
🇵🇹POR·1824
+1 −1 =3
5 games·last met Feb 2026
View head-to-head →

Rankings

/
Portugal
#384
out of 1,733 players
Europe
#50,823
in continent
World
#69,866
out of 400,000+

National ranking

Europe & World

Europe
World
Portugal
1
🇵🇹Ferreira, Jorge ViterboFollow Jorge Viterbo FerreiraTrack their monthly FIDE ratings, games, tournaments and more.
2,525
2
🇵🇹Sousa, Andre VenturaFollow Andre Ventura SousaTrack their monthly FIDE ratings, games, tournaments and more.
2,448
3
🇵🇹Pereira, RubenFollow Ruben PereiraTrack their monthly FIDE ratings, games, tournaments and more.
2,447
4
🇵🇹Martins, David Pires TavaresFollow David Pires Tavares MartinsTrack their monthly FIDE ratings, games, tournaments and more.
2,436
5
🇵🇹Veiga, Jose Francisco R P NevesFollow Jose Francisco R P Neves VeigaTrack their monthly FIDE ratings, games, tournaments and more.
2,417
6
🇵🇹Damaso, RuiFollow Rui DamasoTrack their monthly FIDE ratings, games, tournaments and more.
2,415
7
🇵🇹Martins, Bruno Andre LeiteFollow Bruno Andre Leite MartinsTrack their monthly FIDE ratings, games, tournaments and more.
2,408
8
🇵🇹Galego, LuisFollow Luis GalegoTrack their monthly FIDE ratings, games, tournaments and more.
2,400
9
🇵🇹Barria, JoseFollow Jose BarriaTrack their monthly FIDE ratings, games, tournaments and more.
2,374
10
🇵🇹Silva, Pedro Gil Ferreira DaFollow Pedro Gil Ferreira Da SilvaTrack their monthly FIDE ratings, games, tournaments and more.
2,364
...
384🇵🇹Xu, Dinis Sun1,821
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
4
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,744
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
7
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,728
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,721
9
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,713
...
50823🇵🇹Xu, Dinis Sun1,821
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
...
69866🇵🇹Xu, Dinis Sun1,821