Prepare against Petrica Costin
FM · Romania · World #51,206 classical · FIDE ID 1218093
When preparing against Petrica Costin, expect 1.e4 in 73% of White games. Against 1.e4 the reply is 1...c5 (80% of games); against 1.d4, 1...Nf6 (50%).
Our database contains 50 games by Petrica Costin, covering Jul 2006 to Jul 2026. Below you'll find Petrica Costin's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Petrica Costin 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 | 1,888 | 2,301 | Mar 2010 |
| Blitz | 1,968 | 2,146 | Aug 2012 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 50 | 17 | 5 | 28 | 34.0% |
| As White | 26 | 9 | 4 | 13 | 34.6% |
| As Black | 24 | 8 | 1 | 15 | 33.3% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Petrica Costin's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Petrica Costin's side.
First moves as White (26 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 19 | 73.1% | 36.8% |
| d4 | 7 | 26.9% | 57.1% |
Main lines as White
- 1.e4 — 73% of White games, 36.8% score
- …c5 (42% of these games) — Costin usually continues Nf3 (28.6% score)
- …e5 (21% of these games) — Costin usually continues Nf3 (50.0% score)
- …e6 (16% of these games) — Costin usually continues d4 (50.0% score)
- 1.d4 — 27% of White games, 57.1% score
- …Nf6 (71% of these games) — Costin usually continues c4 (60.0% score)
- …d6 (14% of these games) — Costin usually continues c4 (0.0% score)
- …c5 (14% of these games) — Costin usually continues Nf3 (100.0% score)
As Black against 1.e4 (10 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 8 | 80.0% | 31.3% |
| d5 | 1 | 10.0% | 0.0% |
| Nf6 | 1 | 10.0% | 100.0% |
As Black against 1.d4 (6 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 3 | 50.0% | 33.3% |
| d5 | 2 | 33.3% | 0.0% |
| d6 | 1 | 16.7% | 0.0% |
Petrica Costin's chess games
All 50 games by Petrica Costin in the Chess.ceo database (Jul 2006 - 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: 17 wins, 5 draws, 28 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A04 | Sicilian | 3 | 0/0/3 | 0.0% |
| B84 | Sicilian: Najdorf | 3 | 1/0/2 | 33.3% |
| C01 | French: Exchange Variation | 2 | 1/0/1 | 50.0% |
| B01 | Scandinavian Defense: Main Line | 2 | 0/1/1 | 0.0% |
| E91 | King's Indian Defense: Orthodox Variation | 2 | 1/0/1 | 50.0% |
| D00 | Indian Defense | 2 | 2/0/0 | 100.0% |
| E11 | Bogo-Indian Defense | 1 | 0/0/1 | 0.0% |
| C60 | Ruy Lopez | 1 | 0/1/0 | 0.0% |
| C67 | Ruy Lopez: Berlin Defense | 1 | 0/0/1 | 0.0% |
| C87 | Ruy Lopez: Morphy Defense | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B80 | Sicilian | 5 | 1/0/4 | 20.0% |
| A46 | Indian Defense | 3 | 1/0/2 | 33.3% |
| A42 | Queen's Pawn Game | 3 | 1/0/2 | 33.3% |
| A24 | English Opening | 3 | 2/0/1 | 66.7% |
| B31 | Sicilian: Moscow Variation | 2 | 0/1/1 | 0.0% |
| B01 | Scandinavian Defense: Main Line | 1 | 0/0/1 | 0.0% |
| B90 | Sicilian: Najdorf | 1 | 1/0/0 | 100.0% |
| E61 | Alekhine Defense | 1 | 1/0/0 | 100.0% |
| D10 | Slav Defense | 1 | 0/0/1 | 0.0% |
| D04 | Colle System | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jul 2011 | Petar Drenchev | 2,523 | Satu Mare Open 2nd | B24 |
| Nov 2018 | Emil Szalanczy | 2,190 | Satu Mare Ferroli Open | D00 |
| Sep 2013 | Paul-Horatiu Casangiu | 2,111 | Satu Mare Tasnad Open | D02 |
| Mar 2011 | Arghil Marchis | 2,037 | Satu Mare Ariston | D53 |
| Mar 2011 | Wim Muller | 2,020 | Satu Mare Ariston | E02 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Satu Mare Ariston | 2011 | 9 | 3 | 2,058 |
| Satu Mare Open 2nd | 2011 | 8 | 6 | 2,126 |
| Satu Mare Ferroli Open | 2018 | 6 | 3 | 2,055 |
| Satu Mare Tasnad Open | 2013 | 6 | 3.5 | 2,134 |
| 26th Baile Felix Cup | 2011 | 5 | 2 | 1,925 |
| Arad Open | 2013 | 4 | 0 | 1,930 |
| 27th Baile Felix Cup | 2012 | 3 | 1.5 | 1,922 |
| Satu Mare Szabo Memorial | 2019 | 3 | 0 | 1,614 |
Interactive opening tree from all 50 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Petrica Costin's chess games?
50 games by Petrica Costin, from Jul 2006 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 Petrica Costin has played.
What does Petrica Costin play on the first move as White?
Across 26 games with White in our database, Petrica Costin opens with 1.e4 (73% of games), 1.d4 (27% of games). Against 1.e4 as Black, Petrica Costin answers 1...c5 (80% of games), 1...d5 (10% of games), 1...Nf6 (10% of games). Against 1.d4: 1...Nf6 (50% of games), 1...d5 (33% of games), 1...d6 (17% of games).
What openings does Petrica Costin play as White?
As White, Petrica Costin's most-played openings in our database are: Sicilian (3 games, 0.0% win rate); Sicilian: Najdorf (3 games, 33.3% win rate); French: Exchange Variation (2 games, 50.0% win rate). The full breakdown of 26 games with White is in the table above.
What openings does Petrica Costin play as Black?
As Black, Petrica Costin most often plays: Sicilian (5 games, 20.0% win rate); Indian Defense (3 games, 33.3% win rate); Queen's Pawn Game (3 games, 33.3% win rate). See the table above for the top ten Black openings across 24 games.
What is Petrica Costin's FIDE rating?
Petrica Costin is currently rated 1,888 in classical chess and 1,968 in blitz. Peak classical rating: 2,301 (Mar 2010).
How many games has Petrica Costin played?
Our database contains 50 games by Petrica Costin, covering Jul 2006 to Jul 2026. Overall record: 17 wins, 5 draws, 28 losses (34.0% win rate).
How do I prepare against Petrica Costin?
50 games by Petrica Costin 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.