Prepare against Ignacy Rosc
Poland · World #47,629 classical · FIDE ID 21062005
When preparing against Ignacy Rosc, expect 1.d4 in 100% of White games. Against 1.e4 the reply is 1...c6 (100% of games); against 1.d4, 1...d5 (50%).
Our database contains 32 games by Ignacy Rosc, covering Feb 2020 to Oct 2026. Below you'll find Ignacy Rosc's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Ignacy Rosc 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 | 1,980 | 1,980 | Oct 2026 |
| Rapid | 1,863 | 1,863 | Oct 2026 |
| Blitz | 1,666 | 1,666 | Oct 2026 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 32 | 12 | 13 | 7 | 37.5% |
| As White | 15 | 5 | 7 | 3 | 33.3% |
| As Black | 17 | 7 | 6 | 4 | 41.2% |
FIDE rated record
From FIDE's official rated-game ledger (2019-2026): 464 rated games against 343 different opponents, across 55 events in 1 countries. These counts cover FIDE-rated play only, so they differ from the database totals above.
By time control
| Format | Games | W | D | L | Win rate | Avg opp | Perf | Unbeaten |
|---|---|---|---|---|---|---|---|---|
| Classical | 169 | 81 | 45 | 43 | 47.9% | 1,602 | 1,675 | 11 |
| Rapid | 250 | 119 | 33 | 98 | 47.6% | 1,552 | 1,552 | 10 |
| Blitz | 45 | 16 | 3 | 26 | 35.6% | 1,354 | 1,266 | 2 |
Against the field
| Opposition | Games | W | D | L | Win rate |
|---|---|---|---|---|---|
| Against higher-rated | 224 | 66 | 48 | 110 | 29.5% |
| Against lower-rated | 176 | 106 | 26 | 44 | 60.2% |
Wins over titled players: 1 vs FM · 3 vs CM · 1 vs WFM · 2 vs WCM.
Tournament wins
1 tournament win from 42 events.
Year by year
| Year | Games | W | D | L | Avg opp | Perf |
|---|---|---|---|---|---|---|
| 2026 | 18 | 10 | 4 | 4 | 1,820 | 1,953 |
| 2025 | 26 | 12 | 7 | 7 | 1,887 | 1,951 |
| 2024 | 36 | 17 | 7 | 12 | 1,783 | 1,839 |
| 2023 | 72 | 39 | 7 | 26 | 1,616 | 1,666 |
| 2022 | 136 | 71 | 17 | 48 | 1,489 | 1,527 |
| 2021 | 153 | 57 | 33 | 63 | 1,440 | 1,389 |
| 2020 | 14 | 6 | 5 | 3 | 1,307 | 1,307 |
| 2019 | 9 | 4 | 1 | 4 | 1,094 | 994 |
Move-by-move preparation stats
Straight from the preparation tree built over all of Ignacy Rosc's games — the same tree the interactive prep board lets you walk to any depth. Scores are from Ignacy Rosc's side.
First moves as White (15 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d4 | 15 | 100.0% | 56.7% |
Main lines as White
- 1.d4 — 100% of White games, 56.7% score
- …Nf6 (60% of these games) — Rosc usually continues Nf3 (55.6% score)
- …d5 (33% of these games) — Rosc usually continues Nf3 (66.7% score)
- …f5 (7% of these games) — Rosc usually continues e4 (50.0% score)
As Black against 1.e4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| c6 | 8 | 100.0% | 50.0% |
As Black against 1.d4 (8 games)
| Move | Games | Share | Player score |
|---|---|---|---|
| d5 | 4 | 50.0% | 62.5% |
| c6 | 4 | 50.0% | 62.5% |
Ignacy Rosc's chess games
All 32 games by Ignacy Rosc in the Chess.ceo database (Feb 2020 - Oct 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: 12 wins, 13 draws, 7 losses.
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| A48 | Indian Defense | 7 | 2/2/3 | 28.6% |
| D02 | London System | 5 | 2/3/0 | 40.0% |
| D04 | Colle System | 1 | 1/0/0 | 100.0% |
| A83 | Dutch Defense | 1 | 0/1/0 | 0.0% |
| D02 | Queen's Pawn Game | 1 | 0/1/0 | 0.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B15 | Caro-Kann: Main Line | 4 | 1/2/1 | 25.0% |
| D04 | Slav Defense | 3 | 1/1/1 | 33.3% |
| B10 | Caro-Kann: Two Knights Variation | 2 | 1/0/1 | 50.0% |
| B12 | Caro-Kann: Fantasy Variation | 2 | 1/1/0 | 50.0% |
| B10 | Caro-Kann | 2 | 0/1/1 | 0.0% |
| B14 | Caro-Kann: Exchange Variation | 1 | 1/0/0 | 100.0% |
| D02 | Queen's Pawn Game | 1 | 1/0/0 | 100.0% |
| A07 | Réti Opening | 1 | 1/0/0 | 100.0% |
| B15 | Caro-Kann: Bronstein-Larsen | 1 | 0/1/0 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Sep 2026 | Juliusz Klim | 2,054 | DRUŻYNOWE MISTRZOSTWA POLSKI II LIGA 2026 - Mecze 1 - 11 | B15 |
| Sep 2025 | Michal Mikula | 2,002 | chT-POL 2nd League | A48 |
| Sep 2026 | Piotr Bienias | 1,991 | DRUŻYNOWE MISTRZOSTWA POLSKI II LIGA 2026 - Mecze 1 - 11 | D02 |
| Sep 2025 | Pawel Flis | 1,946 | chT-POL 2nd League | B14 |
| Sep 2026 | Jaroslaw Krainski | 1,922 | DRUŻYNOWE MISTRZOSTWA POLSKI II LIGA 2026 - Mecze 1 - 11 | D04 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 1st Lezajsk Merlin-B | 2021 | 9 | 4.5 | 1,570 |
| chT-POL 2nd League | 2025 | 9 | 7 | 2,079 |
| DRUŻYNOWE MISTRZOSTWA POLSKI II LIGA 2026 - Mecze 1 - 11 | 2026 | 5 | 4.5 | 2,336 |
| POL-chT 2nd League | 2024 | 3 | 1 | 1,680 |
| TCh-POL 2nd League 2026 | 2026 | 2 | 0.5 | 1,679 |
| 1st Lezajsk Merlin Blitz | 2021 | 2 | 0 | 1,773 |
| DRUŻYNOWE MISTRZOSTWA POLSKI II LIGA 2026 - Mecze 12 - 23 | 2026 | 2 | 1 | 1,818 |
Interactive opening tree from all 32 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
Where can I find Ignacy Rosc's chess games?
32 games by Ignacy Rosc, from Feb 2020 to Oct 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 Ignacy Rosc has played.
What does Ignacy Rosc play on the first move as White?
Across 15 games with White in our database, Ignacy Rosc opens with 1.d4 (100% of games). Against 1.e4 as Black, Ignacy Rosc answers 1...c6 (100% of games). Against 1.d4: 1...d5 (50% of games), 1...c6 (50% of games).
What openings does Ignacy Rosc play as White?
As White, Ignacy Rosc's most-played openings in our database are: Indian Defense (7 games, 28.6% win rate); London System (5 games, 40.0% win rate); Colle System (1 games, 100.0% win rate). The full breakdown of 15 games with White is in the table above.
What openings does Ignacy Rosc play as Black?
As Black, Ignacy Rosc most often plays: Caro-Kann: Main Line (4 games, 25.0% win rate); Slav Defense (3 games, 33.3% win rate); Caro-Kann: Two Knights Variation (2 games, 50.0% win rate). See the table above for the top ten Black openings across 17 games.
What is Ignacy Rosc's FIDE rating?
Ignacy Rosc is currently rated 1,980 in classical chess, 1,863 in rapid and 1,666 in blitz. Peak classical rating: 1,980 (Oct 2026).
How many games has Ignacy Rosc played?
Our database contains 32 games by Ignacy Rosc, covering Feb 2020 to Oct 2026. Overall record: 12 wins, 13 draws, 7 losses (37.5% win rate).
How do I prepare against Ignacy Rosc?
32 games by Ignacy Rosc 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.