Prepare against Sjurdur Thorsteinsson
FRO · World #11,784 classical · FIDE ID 7200641
When preparing against Sjurdur Thorsteinsson, expect 1.e4 in 63% of White games. Against 1.e4 the reply is 1...c5 (93% of games); against 1.d4, 1...Nf6 (92%). Lowest win rate among frequent openings: Sicilian: Najdorf as Black, 41.2% over 17 games.
Our database contains 199 games by Sjurdur Thorsteinsson, covering Jul 2005 to Jul 2026. Below you'll find Sjurdur Thorsteinsson's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Sjurdur Thorsteinsson 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 | 2,144 | 2,228 | Apr 2019 |
| Rapid | 2,168 | 2,223 | Jun 2021 |
| Blitz | 2,141 | 2,251 | Jan 2018 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 199 | 81 | 55 | 63 | 40.7% |
| As White | 98 | 42 | 29 | 27 | 42.9% |
| As Black | 101 | 39 | 26 | 36 | 38.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Sjurdur Thorsteinsson's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Sjurdur Thorsteinsson's side.
First moves as White (98 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 62 | 63.3% | 54.8% |
| d4 | 19 | 19.4% | 60.5% |
| c4 | 16 | 16.3% | 62.5% |
| Nf3 | 1 | 1.0% | 100.0% |
Main lines as White
- 1.e4 — 63% of White games, 54.8% score
- …c5 (42% of these games) — Thorsteinsson usually continues Nf3 (47.1% score)
- …e5 (24% of these games) — Thorsteinsson usually continues Bc4 (69.2% score)
- …e6 (19% of these games) — Thorsteinsson usually continues d4 (60.0% score)
- 1.d4 — 19% of White games, 60.5% score
- …Nf6 (53% of these games) — Thorsteinsson usually continues c4 (55.0% score)
- …d5 (32% of these games) — Thorsteinsson usually continues c4 (66.7% score)
- …f5 (11% of these games) — Thorsteinsson usually continues g3 (50.0% score)
As Black against 1.e4 (45 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 42 | 93.3% | 53.6% |
| d6 | 2 | 4.4% | 0.0% |
| e5 | 1 | 2.2% | 100.0% |
As Black against 1.d4 (36 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 33 | 91.7% | 54.5% |
| d5 | 3 | 8.3% | 83.3% |
Sjurdur Thorsteinsson's chess games
All 199 games by Sjurdur Thorsteinsson in the Chess.ceo database (Jul 2005 - Jul 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: 81 wins, 55 draws, 63 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B55 | Sicilian | 11 | 3/3/5 | 27.3% |
| C28 | Bishop's Opening | 11 | 5/4/2 | 45.5% |
| B26 | Sicilian: Closed | 9 | 3/3/3 | 33.3% |
| C06 | French: Tarrasch Variation | 8 | 5/1/2 | 62.5% |
| E81 | King's Indian: Sämisch | 6 | 4/2/0 | 66.7% |
| A25 | English Opening: Reverse Sicilian | 5 | 5/0/0 | 100.0% |
| A30 | English Opening | 5 | 3/1/1 | 60.0% |
| A65 | Benoni Defense | 4 | 1/2/1 | 25.0% |
| D15 | Slav Defense | 4 | 2/1/1 | 50.0% |
| E38 | Nimzo-Indian: Classical Variation | 3 | 1/0/2 | 33.3% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B80 | Sicilian: Najdorf | 17 | 7/4/6 | 41.2% |
| B22 | Sicilian: Alapin | 8 | 4/1/3 | 50.0% |
| E94 | King's Indian Defense: Orthodox Variation | 7 | 2/2/3 | 28.6% |
| B52 | Sicilian: Moscow Variation | 7 | 2/1/4 | 28.6% |
| A15 | King's Indian Defense | 6 | 3/1/2 | 50.0% |
| E61 | Indian Defense | 6 | 5/1/0 | 83.3% |
| E81 | King's Indian: Sämisch | 5 | 1/4/0 | 20.0% |
| B50 | Sicilian | 4 | 1/2/1 | 25.0% |
| A26 | Modern Defense | 4 | 1/1/2 | 25.0% |
| A48 | London System | 3 | 1/0/2 | 33.3% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2016 | Dejan Marjanovic | 2,432 | Olympiad-42 | B55 |
| Jun 2006 | Per Naesby Andreasen | 2,303 | Suduroy int | A39 |
| Nov 2014 | Hogni Egilstoft Nielsen | 2,273 | chT-FAI 1415 | C28 |
| Apr 2011 | Olavur Simonsen | 2,244 | ch-FAI | B52 |
| Apr 2016 | Eydun Nolsoe | 2,204 | chT-FAI 1516 | C30 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-FAI | 2019 | 50 | 21 | 2,131 |
| Olympiad-42 | 2016 | 11 | 5.5 | 2,269 |
| chT-FAI 1617 | 2017 | 10 | 8.5 | 2,142 |
| chT-FAI 1516 | 2016 | 9 | 7.5 | 2,275 |
| Suduroy int | 2006 | 9 | 1.5 | 2,039 |
| chT-FAI 1718 | 2018 | 9 | 8 | 2,185 |
| Faroes Open | 2017 | 9 | 5 | 2,042 |
| Tvoroyri Suduroy | 2005 | 9 | 2 | 2,093 |
Interactive opening tree from all 199 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Sjurdur Thorsteinsson's chess games?
199 games by Sjurdur Thorsteinsson, from Jul 2005 to Jul 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 Sjurdur Thorsteinsson has played.
What does Sjurdur Thorsteinsson play on the first move as White?
Across 98 games with White in our database, Sjurdur Thorsteinsson opens with 1.e4 (63% of games), 1.d4 (19% of games), 1.c4 (16% of games). Against 1.e4 as Black, Sjurdur Thorsteinsson answers 1...c5 (93% of games), 1...d6 (4% of games), 1...e5 (2% of games). Against 1.d4: 1...Nf6 (92% of games), 1...d5 (8% of games).
What openings does Sjurdur Thorsteinsson play as White?
As White, Sjurdur Thorsteinsson's most-played openings in our database are: Sicilian (11 games, 27.3% win rate); Bishop's Opening (11 games, 45.5% win rate); Sicilian: Closed (9 games, 33.3% win rate). The full breakdown of 98 games with White is in the table above.
What openings does Sjurdur Thorsteinsson play as Black?
As Black, Sjurdur Thorsteinsson most often plays: Sicilian: Najdorf (17 games, 41.2% win rate); Sicilian: Alapin (8 games, 50.0% win rate); King's Indian Defense: Orthodox Variation (7 games, 28.6% win rate). See the table above for the top ten Black openings across 101 games.
What is Sjurdur Thorsteinsson's FIDE rating?
Sjurdur Thorsteinsson is currently rated 2,144 in classical chess, 2,168 in rapid and 2,141 in blitz. Peak classical rating: 2,228 (Apr 2019).
How many games has Sjurdur Thorsteinsson played?
Our database contains 199 games by Sjurdur Thorsteinsson, covering Jul 2005 to Jul 2026. Overall record: 81 wins, 55 draws, 63 losses (40.7% win rate).
How do I prepare against Sjurdur Thorsteinsson?
199 games by Sjurdur Thorsteinsson 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.