Prepare against Isak Vinh Brattgjerd
FM · Norway · World #6,093 classical · FIDE ID 1549880
When preparing against Isak Vinh Brattgjerd, expect 1.d4 in 54% of White games. Against 1.e4 the reply is 1...c6 (44% of games); against 1.d4, 1...Nf6 (44%). Lowest win rate among frequent openings: Pirc Defense: Lion System as Black, 35.3% over 17 games.
Our database contains 191 games by Isak Vinh Brattgjerd, covering Feb 2018 to Aug 2026. Below you'll find Isak Vinh Brattgjerd's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Isak Vinh Brattgjerd before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 2,245 | 2,303 | Sep 2025 |
| Rapid | 2,249 | 2,249 | Aug 2026 |
| Blitz | 2,186 | 2,279 | Feb 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 191 | 83 | 42 | 66 | 43.5% |
| As White | 91 | 42 | 22 | 27 | 46.2% |
| As Black | 100 | 41 | 20 | 39 | 41.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Isak Vinh Brattgjerd's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Isak Vinh Brattgjerd's side.
First moves as White (91 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 49 | 53.8% | 59.2% |
| e4 | 42 | 46.2% | 57.1% |
Main lines as White
- 1.d4 — 54% of White games, 59.2% score
- …Nf6 (55% of these games) — Brattgjerd usually continues Nc3 (62.5% score)
- …d5 (37% of these games) — Brattgjerd usually continues Nc3 (50.0% score)
- …d6 (2% of these games) — Brattgjerd usually continues e4 (100.0% score)
- 1.e4 — 46% of White games, 57.1% score
- …e5 (38% of these games) — Brattgjerd usually continues Nf3 (46.9% score)
- …c5 (38% of these games) — Brattgjerd usually continues Nf3 (56.7% score)
- …c6 (12% of these games) — Brattgjerd usually continues d4 (70.0% score)
As Black against 1.e4 (68 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 30 | 44.1% | 46.7% |
| d6 | 23 | 33.8% | 37.0% |
| c5 | 13 | 19.1% | 88.5% |
| e5 | 2 | 2.9% | 100.0% |
As Black against 1.d4 (16 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 7 | 43.8% | 71.4% |
| f5 | 5 | 31.3% | 40.0% |
| d5 | 4 | 25.0% | 37.5% |
Isak Vinh Brattgjerd's chess games
All 191 games by Isak Vinh Brattgjerd in the Chess.ceo database (Feb 2018 - Aug 2026) are free to browse, search and replay: filter by opening, opponent, event or date on the player page, or step through any game on the analysis board. Record: 83 wins, 42 draws, 66 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D00 | Queen's Pawn Game: Chigorin Variation | 21 | 10/4/7 | 47.6% |
| D02 | London System | 14 | 6/4/4 | 42.9% |
| C88 | Ruy Lopez: Closed | 6 | 3/1/2 | 50.0% |
| C77 | Ruy Lopez: Morphy Defense | 5 | 3/0/2 | 60.0% |
| B67 | Sicilian | 5 | 2/2/1 | 40.0% |
| A45 | Queen's Pawn Game | 5 | 2/1/2 | 40.0% |
| B12 | Caro-Kann: Advance Variation | 4 | 2/1/1 | 50.0% |
| B30 | Sicilian: Rossolimo | 3 | 2/0/1 | 66.7% |
| B90 | Sicilian: Najdorf | 3 | 0/3/0 | 0.0% |
| A45 | Trompowsky Attack | 3 | 0/2/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C41 | Pirc Defense: Lion System | 17 | 6/2/9 | 35.3% |
| B12 | Caro-Kann: Advance Variation | 9 | 1/4/4 | 11.1% |
| A96 | Dutch Defense | 8 | 2/0/6 | 25.0% |
| B10 | Caro-Kann: Two Knights Variation | 8 | 1/4/3 | 12.5% |
| B15 | Caro-Kann: Main Line | 5 | 4/0/1 | 80.0% |
| B25 | Sicilian | 5 | 4/1/0 | 80.0% |
| C41 | Philidor | 5 | 1/1/3 | 20.0% |
| B13 | Caro-Kann: Exchange Variation | 5 | 3/0/2 | 60.0% |
| A46 | Indian Defense | 4 | 2/1/1 | 50.0% |
| A21 | English Opening: Reverse Sicilian | 4 | 2/1/1 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 2026 | Bjarte Leer-Helgesen | 2,371 | Det åpne NM i hurtigsjakk | C15 |
| Jan 2023 | Petter Fossan | 2,283 | ch-NOR Rapid | B13 |
| Jul 2023 | Jacob Templen Grave | 2,255 | chB-NOR | B15 |
| Jan 2026 | Sergey Tugaj | 2,247 | Titled Tue | C55 |
| Jun 2025 | Villads Majvang Sandmann | 2,225 | Kronborg Chess Master 2 | B10 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Wch U14 | 2023 | 13 | 6 | 2,033 |
| World Youth Open U16 2024 | 2024 | 11 | 6.5 | 2,258 |
| World Cup U12 Prel | 2021 | 10 | 5.5 | 1,449 |
| Det åpne NM i hurtigsjakk | 2026 | 10 | 7 | 2,300 |
| ch-EU Online U12 | 2020 | 9 | 3.5 | 1,415 |
| Titled Tuesday | 2026 | 9 | 7 | 2,412 |
| Landsturneringen 2026 | Kandidat Elite | 2026 | 9 | 4.5 | 2,214 |
| Fagernes GM Open | 2025 | 9 | 4.5 | 2,227 |
Interactive opening tree from all 191 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Isak Vinh Brattgjerd's chess games?
191 games by Isak Vinh Brattgjerd, from Feb 2018 to Aug 2026, are free to browse and replay move by move — no signup needed. The preparation view groups them into an opening tree showing every line Isak Vinh Brattgjerd has played.
What does Isak Vinh Brattgjerd play on the first move as White?
Across 91 games with White in our database, Isak Vinh Brattgjerd opens with 1.d4 (54% of games), 1.e4 (46% of games). Against 1.e4 as Black, Isak Vinh Brattgjerd answers 1...c6 (44% of games), 1...d6 (34% of games), 1...c5 (19% of games). Against 1.d4: 1...Nf6 (44% of games), 1...f5 (31% of games), 1...d5 (25% of games).
What openings does Isak Vinh Brattgjerd play as White?
As White, Isak Vinh Brattgjerd's most-played openings in our database are: Queen's Pawn Game: Chigorin Variation (21 games, 47.6% win rate); London System (14 games, 42.9% win rate); Ruy Lopez: Closed (6 games, 50.0% win rate). The full breakdown of 91 games with White is in the table above.
What openings does Isak Vinh Brattgjerd play as Black?
As Black, Isak Vinh Brattgjerd most often plays: Pirc Defense: Lion System (17 games, 35.3% win rate); Caro-Kann: Advance Variation (9 games, 11.1% win rate); Dutch Defense (8 games, 25.0% win rate). See the table above for the top ten Black openings across 100 games.
What is Isak Vinh Brattgjerd's FIDE rating?
Isak Vinh Brattgjerd is currently rated 2,245 in classical chess, 2,249 in rapid and 2,186 in blitz. Peak classical rating: 2,303 (Sep 2025).
How many games has Isak Vinh Brattgjerd played?
Our database contains 191 games by Isak Vinh Brattgjerd, covering Feb 2018 to Aug 2026. Overall record: 83 wins, 42 draws, 66 losses (43.5% win rate).
How do I prepare against Isak Vinh Brattgjerd?
191 games by Isak Vinh Brattgjerd reveal their opening repertoire, most-played lines, and the variations where they score worst — the raw material for targeted preparation. The interactive opening tree lets you walk every line to any depth.