Prepare against Jaroslav Mosny
Slovakia · World #73,537 classical · FIDE ID 14903598
When preparing against Jaroslav Mosny, expect 1.d4 in 98% of White games. Against 1.e4 the reply is 1...e5 (83% of games); against 1.d4, 1...Nf6 (68%). Lowest win rate among frequent openings: Slav Defense as White, 11.8% over 17 games.
Our database contains 390 games by Jaroslav Mosny, covering Apr 2003 to Jul 2026. Below you'll find Jaroslav Mosny's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Jaroslav Mosny 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 | 1,810 | 2,066 | Oct 2005 |
| Rapid | 1,858 | 1,858 | Jul 2026 |
| Blitz | 1,845 | 1,845 | Jul 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 390 | 88 | 171 | 131 | 22.6% |
| As White | 195 | 42 | 97 | 56 | 21.5% |
| As Black | 195 | 46 | 74 | 75 | 23.6% |
Move-by-move preparation stats
Straight from the preparation tree built over all of Jaroslav Mosny's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Jaroslav Mosny's side.
First moves as White (195 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 191 | 97.9% | 46.6% |
| Nf3 | 2 | 1.0% | 50.0% |
| c4 | 1 | 0.5% | 0.0% |
| e4 | 1 | 0.5% | 50.0% |
Main lines as White
- 1.d4 — 98% of White games, 46.6% score
- …Nf6 (51% of these games) — Mosny usually continues Nf3 (39.7% score)
- …d5 (35% of these games) — Mosny usually continues Nf3 (56.6% score)
- …f5 (5% of these games) — Mosny usually continues g3 (30.0% score)
- 1.Nf3 — 1% of White games, 50.0% score
- …d5 (50% of these games) — Mosny usually continues g3 (100.0% score)
- …g6 (50% of these games) — Mosny usually continues g3 (0.0% score)
As Black against 1.e4 (99 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| e5 | 82 | 82.8% | 41.5% |
| c5 | 15 | 15.2% | 50.0% |
| d6 | 2 | 2.0% | 25.0% |
As Black against 1.d4 (66 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| Nf6 | 45 | 68.2% | 52.2% |
| d5 | 19 | 28.8% | 31.6% |
| f5 | 1 | 1.5% | 0.0% |
Jaroslav Mosny's chess games
All 390 games by Jaroslav Mosny 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: 88 wins, 171 draws, 131 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| D05 | Indian Defense | 48 | 13/23/12 | 27.1% |
| D02 | Queen's Pawn Game | 19 | 6/9/4 | 31.6% |
| D46 | Slav Defense | 17 | 2/9/6 | 11.8% |
| D79 | King's Indian Defense: Fianchetto Variation | 12 | 0/8/4 | 0.0% |
| D04 | Colle System | 11 | 2/7/2 | 18.2% |
| D01 | Richter-Veresov Attack | 10 | 5/5/0 | 50.0% |
| A89 | Dutch Defense | 9 | 0/5/4 | 0.0% |
| A04 | Modern Defense | 8 | 2/2/4 | 25.0% |
| D02 | London System | 7 | 2/3/2 | 28.6% |
| E62 | King's Indian Defense | 7 | 1/2/4 | 14.3% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C41 | Philidor | 75 | 16/27/32 | 21.3% |
| D58 | Indian Defense | 21 | 3/10/8 | 14.3% |
| A25 | English Opening: Reverse Sicilian | 9 | 1/3/5 | 11.1% |
| D03 | Torre Attack | 6 | 0/3/3 | 0.0% |
| B33 | Sicilian: Sveshnikov | 6 | 2/1/3 | 33.3% |
| A51 | Budapest Defense | 6 | 1/4/1 | 16.7% |
| A30 | English Opening | 5 | 1/2/2 | 20.0% |
| B63 | Sicilian: Najdorf | 4 | 3/0/1 | 75.0% |
| E16 | Queen's Indian Defense | 4 | 2/1/1 | 50.0% |
| D02 | London System | 4 | 2/1/1 | 50.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Jan 1995 | Vladimir Hefka | 2,493 | chT2-SVK 9596 | D37 |
| Jan 1997 | Gustav Sturc | 2,205 | Tatry Open | A00 |
| Jan 1997 | Otto Gutdeutsch | 2,180 | chT2A-SVK 9798 | A51 |
| Jan 1997 | Kornel Frindt | 2,175 | Tatry Open | C41 |
| Feb 2007 | Kvetoslav Rakay | 2,135 | chT1W-SVK 0607 | D36 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| Tatry Open | 2024 | 69 | 19.5 | 1,984 |
| chT2-SVK 9596 | 1995 | 13 | 9 | 2,364 |
| chT2B-SVK 9596 | 1996 | 12 | 5.5 | 2,126 |
| chT2B-SVK 9394 | 1994 | 12 | 6 | 1,969 |
| chT2A-SVK 10/11 | 2011 | 11 | 5 | 1,919 |
| chT3A2-SVK 1213 | 2013 | 11 | 5 | 1,929 |
| chT3A-SVK 9697 | 1997 | 11 | 5 | 2,156 |
| chT2A-SVK 0809 | 2009 | 11 | 6 | 1,941 |
Interactive opening tree from all 390 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Jaroslav Mosny's chess games?
390 games by Jaroslav Mosny, 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 Jaroslav Mosny has played.
What does Jaroslav Mosny play on the first move as White?
Across 195 games with White in our database, Jaroslav Mosny opens with 1.d4 (98% of games), 1.Nf3 (1% of games), 1.c4 (1% of games). Against 1.e4 as Black, Jaroslav Mosny answers 1...e5 (83% of games), 1...c5 (15% of games), 1...d6 (2% of games). Against 1.d4: 1...Nf6 (68% of games), 1...d5 (29% of games), 1...f5 (2% of games).
What openings does Jaroslav Mosny play as White?
As White, Jaroslav Mosny's most-played openings in our database are: Indian Defense (48 games, 27.1% win rate); Queen's Pawn Game (19 games, 31.6% win rate); Slav Defense (17 games, 11.8% win rate). The full breakdown of 195 games with White is in the table above.
What openings does Jaroslav Mosny play as Black?
As Black, Jaroslav Mosny most often plays: Philidor (75 games, 21.3% win rate); Indian Defense (21 games, 14.3% win rate); English Opening: Reverse Sicilian (9 games, 11.1% win rate). See the table above for the top ten Black openings across 195 games.
What is Jaroslav Mosny's FIDE rating?
Jaroslav Mosny is currently rated 1,810 in classical chess, 1,858 in rapid and 1,845 in blitz. Peak classical rating: 2,066 (Oct 2005).
How many games has Jaroslav Mosny played?
Our database contains 390 games by Jaroslav Mosny, covering Apr 2003 to Jul 2026. Overall record: 88 wins, 171 draws, 131 losses (22.6% win rate).
How do I prepare against Jaroslav Mosny?
390 games by Jaroslav Mosny 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.