Ethan Sun
USA · FIDE ID 30990157 · 12 tournament games since 2023
Standard
1825
#1970 in USA (active)
Rapid
1852
#659 in USA (active)
Blitz
–
Unrated
Score
79%
8 W · 3 D · 1 L
Opp. avg
1590
Last 12 games
Last game
2026-08-15
FIDE ISCF World Schools Team Championship 2026 | American Continental Stage
Prep summary
- As White: 1.Nf3 in 50% of games (scores 100%), otherwise 1.c4 (50%).
- Against 1.e4: 1...c6 in 3 of 4 games (Caro-Kann Defense), scoring 100%.
- Against 1.d4: 1...Nf6 in 4 of 4 games (Indian Defense), scoring 63%.
Based on 12 over-the-board games (8 rapid). 4 with White (88%), 8 with Black (75%).
Openings as White
First move
| 1.Nf3 | 2 | 100% |
| 1.c4 | 2 | 75% |
Most played
| Opening | Games | Score |
|---|---|---|
| English Opening: Agincourt Defense | 2 | 75% |
| Zukertort Opening | 1 | 100% |
| King's Indian Attack: Symmetrical Defense | 1 | 100% |
Openings as Black
Against 1.e4 (4 games)
| 1...c6 Caro-Kann Defense | 3 | 100% |
| 1...e6 French Defense | 1 | 50% |
Against 1.d4 (4 games)
| 1...Nf6 Indian Defense | 4 | 63% |
Most played
| Opening | Games | Score |
|---|---|---|
| Queen's Pawn Game: London System | 2 | 100% |
| Caro-Kann Defense | 1 | 100% |
| Caro-Kann Defense: Main Line | 1 | 100% |
| Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | 1 | 100% |
| French Defense: Advance Variation, Euwe Variation | 1 | 50% |
Recent games
| Date | Opponent and event | Result |
|---|---|---|
| 2026-08-15 | Aidan Singh (1516) FIDE ISCF World Schools Team Championship 2026 | American Continental Stage · rapid | W |
| 2026-08-15 | Jairo Emanuel Montoya Murillo (1523) FIDE ISCF World Schools Team Championship 2026 | American Continental Stage · rapid | W |
| 2026-08-14 | Mateo Lucuara Alvarez (1484) FIDE ISCF World Schools Team Championship 2026 | American Continental Stage · rapid | W |
| 2026-08-14 | Fabiana Jimenez Salas (1947) FIDE ISCF World Schools Team Championship 2026 | American Continental Stage · rapid | ½ |
| 2026-08-13 | Adela Sun FIDE ISCF World Schools Team Championship 2026 | American Continental Stage · rapid | W |
| 2026-08-13 | Felipe Brunstein Hauyon (1495) FIDE ISCF World Schools Team Championship 2026 | American Continental Stage · rapid | W |
| 2026-08-12 | Jayden Hylton (1574) FIDE ISCF World Schools Team Championship 2026 | American Continental Stage · rapid | W |
| 2026-08-12 | Adrian Santino Jara Valleau FIDE ISCF World Schools Team Championship 2026 | American Continental Stage · rapid | W |
| 2023-08-27 | Vincent Qin 1000GM August Bona FIDE Swiss | Open section | ½ |
| 2023-08-27 | Theodore Biyiasas 1000GM August Bona FIDE Swiss | Open section | L |
Data: FIDE rating list (October 2026 list; national ranks count active players) and tournament games broadcast on Lichess since 2020 (open data, CC0). Results are matched to FIDE players by name or FIDE ID and may be incomplete. This page shows public chess results only. Is this you and you want the page removed? Email chessmoose1@gmail.com and we remove it.