Prepare against Marek Janos
Czechia · World #105,941 classical · FIDE ID 358800
When preparing against Marek Janos, expect 1.e4 in 82% of White games. Against 1.e4 the reply is 1...e5 (80% of games); against 1.d4, 1...d5 (75%).
Our database contains 37 games by Marek Janos, covering Sep 2011 to Jul 2026. Below you'll find Marek Janos's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Marek Janos 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 | 1,712 | 1,727 | Dec 2025 |
| Rapid | 1,740 | 1,740 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 37 | 8 | 10 | 19 | 21.6% |
| As White | 17 | 3 | 6 | 8 | 17.6% |
| As Black | 20 | 5 | 4 | 11 | 25.0% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Marek Janos's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Marek Janos's side.
First moves as White (17 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e4 | 14 | 82.4% | 32.1% |
| f4 | 2 | 11.8% | 25.0% |
| g3 | 1 | 5.9% | 100.0% |
Main lines as White
- 1.e4 — 82% of White games, 32.1% score
- …e5 (57% of these games) — Janos usually continues Nf3 (56.3% score)
- …c5 (29% of these games) — Janos usually continues Nf3 (0.0% score)
- …e6 (14% of these games) — Janos usually continues d4 (0.0% score)
- 1.f4 — 12% of White games, 25.0% score
- …d5 (100% of these games) — Janos usually continues Nf3 (25.0% score)
As Black against 1.e4 (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 12 | 80.0% | 45.8% |
| c5 | 2 | 13.3% | 25.0% |
| g6 | 1 | 6.7% | 0.0% |
As Black against 1.d4 (4 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 3 | 75.0% | 33.3% |
| Nf6 | 1 | 25.0% | 0.0% |
Marek Janos's chess games
All 37 games by Marek Janos in the Chess.ceo database (Sep 2011 - 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: 8 wins, 10 draws, 19 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C50 | Italian Game | 5 | 1/4/0 | 20.0% |
| C01 | French: Exchange Variation | 2 | 0/0/2 | 0.0% |
| B42 | Sicilian: Najdorf | 2 | 0/0/2 | 0.0% |
| B28 | Sicilian | 2 | 0/0/2 | 0.0% |
| A03 | Bird's opening | 2 | 0/1/1 | 0.0% |
| C58 | Italian Game: Two Knights Defense | 2 | 1/1/0 | 50.0% |
| A07 | Hungarian Opening | 1 | 1/0/0 | 100.0% |
| C55 | Four Knights Game: Italian Variation | 1 | 0/0/1 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C30 | King's Gambit | 3 | 1/1/1 | 33.3% |
| C53 | Italian Game: Classical Variation | 2 | 1/1/0 | 50.0% |
| D06 | Queen's Gambit | 2 | 1/0/1 | 50.0% |
| C45 | Scotch Game | 2 | 0/0/2 | 0.0% |
| C50 | Italian Game: Giuoco Pianissimo | 1 | 1/0/0 | 100.0% |
| B08 | Modern Defense | 1 | 0/0/1 | 0.0% |
| A13 | Queen's Pawn Game | 1 | 0/0/1 | 0.0% |
| B46 | Sicilian | 1 | 0/1/0 | 0.0% |
| B30 | Sicilian: Rossolimo | 1 | 0/0/1 | 0.0% |
| D12 | Slav Defense | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Oct 2008 | Vojtech Straka | 2,039 | ch-Morava U10 | D07 |
| Jun 2014 | Jakub Gazik | 1,467 | Liptovsky Mikulas CupT U20 | A07 |
| Mar 2009 | Ondrej Havelka | 1,250 | ch-CZE U10 | C54 |
| Mar 2009 | Ondrej Stuchly | 1,250 | ch-CZE U10 | C59 |
| Mar 2009 | Marek Jagos | 1,000 | ch-CZE U10 | C50 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Liptovsky Mikulas CupT U20 | 2014 | 19 | 2.5 | 1,466 |
| ch-Morava U10 | 2008 | 9 | 6 | 2,172 |
| ch-CZE U10 | 2009 | 9 | 4.5 | 1,265 |
Interactive opening tree from all 37 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Marek Janos's chess games?
37 games by Marek Janos, from Sep 2011 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 Marek Janos has played.
What does Marek Janos play on the first move as White?
Across 17 games with White in our database, Marek Janos opens with 1.e4 (82% of games), 1.f4 (12% of games), 1.g3 (6% of games). Against 1.e4 as Black, Marek Janos answers 1...e5 (80% of games), 1...c5 (13% of games), 1...g6 (7% of games). Against 1.d4: 1...d5 (75% of games), 1...Nf6 (25% of games).
What openings does Marek Janos play as White?
As White, Marek Janos's most-played openings in our database are: Italian Game (5 games, 20.0% win rate); French: Exchange Variation (2 games, 0.0% win rate); Sicilian: Najdorf (2 games, 0.0% win rate). The full breakdown of 17 games with White is in the table above.
What openings does Marek Janos play as Black?
As Black, Marek Janos most often plays: King's Gambit (3 games, 33.3% win rate); Italian Game: Classical Variation (2 games, 50.0% win rate); Queen's Gambit (2 games, 50.0% win rate). See the table above for the top ten Black openings across 20 games.
What is Marek Janos's FIDE rating?
Marek Janos is currently rated 1,712 in classical chess, 1,740 in rapid. Peak classical rating: 1,727 (Dec 2025).
How many games has Marek Janos played?
Our database contains 37 games by Marek Janos, covering Sep 2011 to Jul 2026. Overall record: 8 wins, 10 draws, 19 losses (21.6% win rate).
How do I prepare against Marek Janos?
37 games by Marek Janos 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.