Prepare against Jair Osipi
Brazil · World #11,520 classical · FIDE ID 2102455
Our database contains 395 games by Jair Osipi, covering Apr 2003 to Aug 2026. Below you'll find Jair Osipi's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jair Osipi 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 | 2,147 | 2,294 | Jan 2006 |
| Rapid | 2,115 | 2,219 | Sep 2022 |
| Blitz | 2,078 | 2,199 | Jan 2019 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 395 | 181 | 158 | 56 | 45.8% |
| As White | 198 | 103 | 79 | 16 | 52.0% |
| As Black | 197 | 78 | 79 | 40 | 39.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jair Osipi's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jair Osipi's side.
First moves as White (198 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 152 | 76.8% | 72.0% |
| c4 | 29 | 14.6% | 70.7% |
| e4 | 13 | 6.6% | 73.1% |
| Nf3 | 4 | 2.0% | 75.0% |
Main lines as White
- 1.d4 — 77% of White games, 72.0% score
- …Nf6 (57% of these games) — Osipi usually continues Nf3 (73.7% score)
- …d5 (32% of these games) — Osipi usually continues c4 (72.0% score)
- …e6 (3% of these games) — Osipi usually continues Nf3 (70.0% score)
- 1.c4 — 15% of White games, 70.7% score
- …e6 (24% of these games) — Osipi usually continues g3 (87.5% score)
- …e5 (21% of these games) — Osipi usually continues Nc3 (75.0% score)
- …Nf6 (17% of these games) — Osipi usually continues Nc3 (60.0% score)
As Black against 1.e4 (93 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c5 | 89 | 95.7% | 60.7% |
| e5 | 4 | 4.3% | 25.0% |
As Black against 1.d4 (65 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 41 | 63.1% | 64.6% |
| d5 | 23 | 35.4% | 65.2% |
| e6 | 1 | 1.5% | 50.0% |
Jair Osipi's chess games
All 395 games by Jair Osipi in the Chess.ceo database (Apr 2003 - 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: 181 wins, 158 draws, 56 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A46 | Indian Defense | 36 | 18/15/3 | 50.0% |
| D10 | Slav Defense | 18 | 13/1/4 | 72.2% |
| A33 | English Opening | 12 | 5/7/0 | 41.7% |
| E15 | Queen's Indian Defense | 12 | 7/4/1 | 58.3% |
| D32 | Queen's Gambit Declined | 11 | 5/6/0 | 45.5% |
| E69 | King's Indian Defense | 10 | 4/6/0 | 40.0% |
| E67 | King's Indian Defense: Fianchetto Variation | 9 | 5/3/1 | 55.6% |
| D93 | Grünfeld Defense | 8 | 4/4/0 | 50.0% |
| D02 | Queen's Pawn Game | 8 | 7/0/1 | 87.5% |
| D31 | Semi-Slav Defense | 7 | 3/4/0 | 42.9% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B50 | Sicilian | 27 | 13/9/5 | 48.1% |
| B90 | Sicilian: Najdorf | 25 | 10/7/8 | 40.0% |
| A39 | English Opening | 16 | 5/7/4 | 31.3% |
| D36 | Indian Defense | 16 | 8/6/2 | 50.0% |
| B33 | Sicilian: Sveshnikov | 13 | 5/7/1 | 38.5% |
| D13 | Slav Defense | 13 | 7/4/2 | 53.8% |
| A36 | English Opening: Symmetrical | 10 | 1/7/2 | 10.0% |
| B23 | Sicilian: Closed | 9 | 4/3/2 | 44.4% |
| B30 | Sicilian: Rossolimo | 8 | 2/3/3 | 25.0% |
| E90 | King's Indian Defense: Orthodox Variation | 6 | 0/6/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Dec 2010 | Everaldo Matsuura | 2,484 | Curitiba Jabur Memorial Open | B80 |
| Jan 2009 | Jefferson Dos Santos Oliveira | 2,274 | ch-Parana | D75 |
| Nov 2018 | Carlos Martins | 2,258 | ch-Parana | B82 |
| Jan 2009 | Jomar Egoroff | 2,251 | ch-Parana | B90 |
| Jan 2010 | Vitorio Chemin | 2,230 | ch-Paranaense | D40 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Parana | 2019 | 49 | 32 | 2,160 |
| ch-Paranaense | 2010 | 17 | 12.5 | 2,371 |
| Brazil Foz do Iguacu Open | 2025 | 16 | 9.5 | 2,108 |
| Caioba Telecom Open | 2018 | 16 | 9.5 | 2,083 |
| Maringa Open | 2011 | 15 | 9.5 | 2,143 |
| 3rd Foz do Iguacu Open | 2015 | 12 | 8 | 2,000 |
| Foz do Iguacu Open | 2012 | 12 | 9 | 2,208 |
| 5th Florianopolis Open | 2019 | 10 | 7 | 2,152 |
Interactive opening tree from all 395 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jair Osipi's chess games?
395 games by Jair Osipi, from Apr 2003 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 Jair Osipi has played.
What does Jair Osipi play on the first move as White?
Across 198 games with White in our database, Jair Osipi opens with 1.d4 (77% of games), 1.c4 (15% of games), 1.e4 (7% of games). Against 1.e4 as Black, Jair Osipi answers 1...c5 (96% of games), 1...e5 (4% of games). Against 1.d4: 1...Nf6 (63% of games), 1...d5 (35% of games), 1...e6 (2% of games).
What openings does Jair Osipi play as White?
As White, Jair Osipi's most-played openings in our database are: Indian Defense (36 games, 50.0% win rate); Slav Defense (18 games, 72.2% win rate); English Opening (12 games, 41.7% win rate). The full breakdown of 198 games with White is in the table above.
What openings does Jair Osipi play as Black?
As Black, Jair Osipi most often plays: Sicilian (27 games, 48.1% win rate); Sicilian: Najdorf (25 games, 40.0% win rate); English Opening (16 games, 31.3% win rate). See the table above for the top ten Black openings across 197 games.
What is Jair Osipi's FIDE rating?
Jair Osipi is currently rated 2,147 in classical chess, 2,115 in rapid and 2,078 in blitz. Peak classical rating: 2,294 (Jan 2006).
How many games has Jair Osipi played?
Our database contains 395 games by Jair Osipi, covering Apr 2003 to Aug 2026. Overall record: 181 wins, 158 draws, 56 losses (45.8% win rate).
How do I prepare against Jair Osipi?
395 games by Jair Osipi 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.