Prepare against Carlos Alberto Sega
FM · Brazil · World #14,269 classical · FIDE ID 2103508
When preparing against Carlos Alberto Sega, expect 1.c4 in 82% of White games. Against 1.e4 the reply is 1...e5 (75% of games); against 1.d4, 1...Nf6 (93%). Lowest win rate among frequent openings: Bogo-Indian Defense as Black, 13.3% over 15 games.
Our database contains 744 games by Carlos Alberto Sega, covering Apr 2003 to Jul 2026. Below you'll find Carlos Alberto Sega's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Carlos Alberto Sega 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 | 2,113 | 2,327 | Oct 2004 |
| Rapid | 2,208 | 2,224 | Oct 2019 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 744 | 284 | 285 | 175 | 38.2% |
| As White | 385 | 151 | 154 | 80 | 39.2% |
| As Black | 359 | 133 | 131 | 95 | 37.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Carlos Alberto Sega's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Carlos Alberto Sega's side.
First moves as White (385 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c4 | 314 | 81.6% | 61.5% |
| d4 | 53 | 13.8% | 47.2% |
| Nf3 | 9 | 2.3% | 55.6% |
| e4 | 9 | 2.3% | 55.6% |
Main lines as White
- 1.c4 — 82% of White games, 61.5% score
- …Nf6 (34% of these games) — Sega usually continues Nc3 (67.9% score)
- …e5 (20% of these games) — Sega usually continues Nc3 (61.7% score)
- …c5 (13% of these games) — Sega usually continues Nc3 (62.9% score)
- 1.d4 — 14% of White games, 47.2% score
- …Nf6 (64% of these games) — Sega usually continues Nf3 (47.1% score)
- …d5 (19% of these games) — Sega usually continues c4 (58.3% score)
- …f5 (8% of these games) — Sega usually continues Nf3 (50.0% score)
As Black against 1.e4 (172 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 129 | 75.0% | 55.4% |
| e6 | 40 | 23.3% | 56.3% |
| d5 | 1 | 0.6% | 50.0% |
| Nf6 | 1 | 0.6% | 50.0% |
| c5 | 1 | 0.6% | 100.0% |
As Black against 1.d4 (121 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 112 | 92.6% | 55.4% |
| d5 | 4 | 3.3% | 25.0% |
| e6 | 3 | 2.5% | 50.0% |
| g6 | 2 | 1.7% | 50.0% |
Carlos Alberto Sega's chess games
All 744 games by Carlos Alberto Sega in the Chess.ceo database (Apr 2003 - 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: 284 wins, 285 draws, 175 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A36 | English Opening | 93 | 47/33/13 | 50.5% |
| A29 | English Opening: Reverse Sicilian | 74 | 36/24/14 | 48.6% |
| A36 | English Opening: Symmetrical | 48 | 13/28/7 | 27.1% |
| A11 | English Opening: Slav Setup | 29 | 11/12/6 | 37.9% |
| A36 | Modern Defense | 23 | 9/8/6 | 39.1% |
| A18 | English Opening: Mikenas Variation | 16 | 8/5/3 | 50.0% |
| E05 | Catalan | 15 | 5/6/4 | 33.3% |
| A46 | Indian Defense | 15 | 4/6/5 | 26.7% |
| A14 | English Opening: Neo-Catalan | 12 | 2/6/4 | 16.7% |
| A10 | English Opening: Dutch Defense | 7 | 3/2/2 | 42.9% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C42 | Petrov's Defense | 35 | 13/14/8 | 37.1% |
| A47 | Indian Defense | 27 | 12/6/9 | 44.4% |
| C95 | Ruy Lopez: Closed | 19 | 8/10/1 | 42.1% |
| A05 | Réti Opening | 17 | 10/4/3 | 58.8% |
| C15 | French: Winawer Variation | 17 | 8/3/6 | 47.1% |
| E05 | Catalan | 15 | 4/8/3 | 26.7% |
| E11 | Bogo-Indian Defense | 15 | 2/7/6 | 13.3% |
| E48 | Nimzo-Indian: Rubinstein System | 14 | 4/4/6 | 28.6% |
| C55 | Italian Game | 14 | 8/4/2 | 57.1% |
| E15 | Queen's Indian Defense | 14 | 5/4/5 | 35.7% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jun 2008 | Alexandr Fier | 2,527 | ch-Paulista final | C45 |
| Jan 2001 | Eduardo Thelio Limp | 2,462 | 1st Mario Covas | D46 |
| Jan 2001 | Everaldo Matsuura | 2,452 | 1st Mario Covas | E69 |
| May 2008 | Diego Rafael Di Berardino | 2,431 | 6th Regina Helena Marques | A26 |
| Apr 2003 | Martin Crosa Coll | 2,425 | 1st Regina Helena Marques | A36 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| ch-Paulista | 2012 | 23 | 15.5 | 2,262 |
| ch-BRA sf | 2005 | 23 | 13 | 2,339 |
| ch-Sao Bernardo do Campo | 2016 | 18 | 10 | 2,182 |
| chT-Paulista | 2011 | 17 | 11 | 2,282 |
| chT-Paulista Interclubes | 2013 | 16 | 11 | 2,342 |
| 87th ch-BRA | 2021 | 11 | 7.5 | 2,220 |
| 4th Regina Helena Marques | 2006 | 11 | 3.5 | 2,186 |
| 1st Mario Covas | 2001 | 11 | 3.5 | 2,310 |
Frequent opponents
Head-to-head records: Everaldo Matsuura (21 games) · Edson Kenji Tsuboi (11 games)
Interactive opening tree from all 744 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Carlos Alberto Sega's chess games?
744 games by Carlos Alberto Sega, from Apr 2003 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 Carlos Alberto Sega has played.
What does Carlos Alberto Sega play on the first move as White?
Across 385 games with White in our database, Carlos Alberto Sega opens with 1.c4 (82% of games), 1.d4 (14% of games), 1.Nf3 (2% of games). Against 1.e4 as Black, Carlos Alberto Sega answers 1...e5 (75% of games), 1...e6 (23% of games), 1...d5 (1% of games). Against 1.d4: 1...Nf6 (93% of games), 1...d5 (3% of games), 1...e6 (2% of games).
What openings does Carlos Alberto Sega play as White?
As White, Carlos Alberto Sega's most-played openings in our database are: English Opening (93 games, 50.5% win rate); English Opening: Reverse Sicilian (74 games, 48.6% win rate); English Opening: Symmetrical (48 games, 27.1% win rate). The full breakdown of 385 games with White is in the table above.
What openings does Carlos Alberto Sega play as Black?
As Black, Carlos Alberto Sega most often plays: Petrov's Defense (35 games, 37.1% win rate); Indian Defense (27 games, 44.4% win rate); Ruy Lopez: Closed (19 games, 42.1% win rate). See the table above for the top ten Black openings across 359 games.
What is Carlos Alberto Sega's FIDE rating?
Carlos Alberto Sega is currently rated 2,113 in classical chess, 2,208 in rapid. Peak classical rating: 2,327 (Oct 2004).
How many games has Carlos Alberto Sega played?
Our database contains 744 games by Carlos Alberto Sega, covering Apr 2003 to Jul 2026. Overall record: 284 wins, 285 draws, 175 losses (38.2% win rate).
How do I prepare against Carlos Alberto Sega?
744 games by Carlos Alberto Sega 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.