or
Loading player profile…
FIDE ID 1047990 · born 1998 · last updated 10/5/2026
Search for the accounts Chiel Koster plays online, then open one to see its openings and practice the lines.
FIDE standard
2226
FIDE rapid
-
FIDE blitz
2015
29 tournament games found. The search uses all of them.
From Lichess broadcasts and The Week in Chess. Latest game: 9/14/2025.
Costs 1 credit
Helps match accounts whose display name is not written in Latin letters.
Search by name only
Uses their name, country and rating instead of their games. Also costs 1 credit.
Costs 1 credit
Review or edit the game list
Loading games...
Results are leads to check, not proof of who owns an account.
Loading games...
Search for Chiel Koster's online accounts first. Then open one to see the openings it plays, move by move, and practice the positions.
Real tournament games of Chiel Koster from public sources. Select a game to replay it on the board.
All games
+10 =10 -9 · score 52% · 29 games
As White
+4 =5 -5 · score 46% · 14 games
As Black
+6 =5 -4 · score 57% · 15 games
Gallagher, Daniel GH(2251)
Koster, Chiel(2163)0-1
Loading the game…
Select a game
As White
As Black
| Event | Games | Dates |
|---|---|---|
| Alma Mater University Chess Tournament | 5 | 2025-09-12 to 2025-09-14 |
| 17th BPB Limburg Open 2025 | Open | 2 | 2025-06-07 to 2025-06-08 |
| WLC Weekend Tournament 2025 | Group A | 5 | 2025-05-16 to 2025-05-18 |
| Dutch Open Championship 2024 | 9 | 2024-07-23 to 2024-08-01 |
| WLC Weekend Tournament & NBSB Championship 2024 | Group A | 6 | 2024-05-31 to 2024-06-02 |
| Dutch Open 2023 | 2 | 2023-08-01 to 2023-08-02 |