Format
SY
Sun, Yidi
🇨🇳FIDE 8614776· Male· China· Born in 2004
Follow Yidi SunTrack his monthly FIDE ratings, games, tournaments and more.
Yidi Sun, a 22-year-old Chinese player, is rated 2097 and sitting in the top 7% of players worldwide. He has held steady between 2050 and 2100 for 10 months. 16 rated games in the past year (≈18/year long-term). Recent appearances: 2025 Chinese Chess League Division B and "Boyi Cup"China Youth Chess International Open Tournament 2025(Group A). He took a 19-month break between Jul 2021 and Mar 2023. His peak of 2212 was reached at age 14 (Aug 2018); he also reached Chinese #93 in Apr 2022.
At junior level, he reached World #92 in U14, World #37 in U10 and #11, #8, #6 and #8 nationally in U20, U18, U16 and U12.
Current rating
2097
Standard
Rpd2237·Blz2140
All-time high
2212
−115 pts below
Aug 2018 · age 14
Aug 2018 · age 14
Activity
15
games / yr avg. · ≈1/mo
16 past 12 mo · ≈1/mo
classical only
Moderately active
classical only
Moderately active
Signature stat
Top 7%
#15,701 · players worldwide · of 218,279
Career timeline
19 entries2024
Re-crossed 2100
at age 20
Sep 2024
2023
11th Chinese U20 player
at age 19 · rated 2102
Oct 2023
Re-crossed 2100
at age 19
Mar 2023
K-factor lowered to 20
at age 19
Jan 2023
2022
Peak Chinese rank: #93
at age 18 · rated 2087
Apr 2022
8th Chinese U18 player
at age 18 · rated 2087
Mar 2022
Standard rating history
Peak
FIDE title
Threshold
First rated
Inactive period
COVID-19
Activity & highlights
Evolution
-10
2107 → 2097
Tournaments
2
17 games
Score
9/ 1752.9%
6W6D5L
Top 3 wins
1.[W]vsShuang(HLJ) WuWFM2,027·"Boyi Cup"China Youth Chess International Open Tournament 2025(Group A)·R3·+8.0
2.[W]vsWeifan Zhou2,008·"Boyi Cup"China Youth Chess International Open Tournament 2025(Group A)·R8·+7.5
Top 3 losses
1.[L]vsChujun Xie1,904·"Boyi Cup"China Youth Chess International Open Tournament 2025(Group A)·R5·-15.0
2.[L]vsHenry Liu2,027·"Boyi Cup"China Youth Chess International Open Tournament 2025(Group A)·R6·-12.0
Last 12 months — tournaments
2 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Aug 2025 | 6/8 | #25 | 2219 | +9.2 |
Open Swiss | Jul 2025 | 3/8 | #18 | 2035 | -19.0 |
Worst Elo result: "Boyi Cup"China Youth Chess International Open Tournament 2025(Group A) (-19.0 Elo, finished #18).
Most-Played Opponents
vsZhaoqi LiuIM
🇨🇳CHN·2338
+3 −1 =2
6 games·last met Aug 2025
View head-to-head →
vsRenjie Huang
🇨🇳CHN·2500
+1 −3 =1
5 games·last met Feb 2023
View head-to-head →
vsShixu B WangIM
🇨🇳CHN·2437
+0 −3 =2
5 games·last met Dec 2019
View head-to-head →
vsXinyang NieIM
🇨🇳CHN·2371
+0 −3 =2
5 games·last met Dec 2019
View head-to-head →
Rankings
/
China
#189
out of 1,872 players
Asia-Pacific
#2,180
in continent
World
#15,701
out of 400,000+
National ranking
Europe & World
Europe
World
China
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Asia-Pacific
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| 2180 | 2,097 | |
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