Jadranko Plenca (aka Jadro9) - International Master
Jadranko Plenca, famously known in the chess circles as Jadro9, is an International Master who has been quietly sneaking into opponents' minds and leaving them puzzled since 2017. With a blitz rating that soared from a humble 1574 straight up to a jaw-dropping 2676 by 2025, Jadranko shows that patience and persistence in chess is a match-winning combo (and maybe a little caffeine).
Known for his relentless endgame prowess (he dives into endgames nearly 79% of the time!), Jadranko plays games that average over 70 moves—clearly not one to be rushed or outpaced. If your pieces disappear from the board unexpectedly, watch out: this player boasts a 100% win rate after losing a piece. That's not just a comeback; that's a chess magic trick.
Jadranko’s winning streaks have hit impressive peaks—never backing down until he reaches 14 consecutive wins. His blitz style is affectionately called "Top Secret" by his opponents, perhaps because they never see his moves coming. With a tilt factor of just 10, Jadranko manages to keep calm even when things heat up, and his opponents are more likely to fall victim to his steady, analytical approach than to rash moves.
Jadranko's favorite hours seem to be evening matches, often shining brightest around 6 PM with nearly 60% win rates, making nighttime the perfect setting for some calculated checkmates. Whether playing white or black, victory is well within reach with win rates hovering around 50% or higher.
Off the board, Jadranko might just be your average chess enthusiast, but the moment the clock ticks, a fierce competitor emerges who can turn any losing position into a triumph. Jadro9 doesn't just play chess; he dances with it — and wins the dance-off more often than not.
Overall Performance and Strength
Jadranko, your recent games show that you maintain a solid playing level with a strength-adjusted win rate near 49%, which is commendable in blitz games with strong opponents. Your opening repertoire demonstrates good variety and respectable win rates above 45% in complex systems like the Sicilian Defense variations and the Ruy Lopez.
Current rating trends suggest a slight dip in the last few months, but the long-term trend remains positive and upward. This means you're keeping your skills sharp but might need a short-term focus to get back on a rising trajectory.
What You're Doing Well
- Opening Preparation: Your use of openings such as the Sicilian Defense (especially Closed and the Moscow Variation) and the Ruy Lopez with over 50% win rates shows your preparation and familiarity with sharp, dynamic positions.
- Endgame Technique: In your recent win, you pressed a slight material advantage confidently and converted it smoothly, demonstrating good endgame awareness and accuracy in blitz time controls.
- Positional Play and Tactical Awareness: Your handling of the middle game in the win was strong, using timely piece maneuvers and pressure on your opponent’s weaknesses effectively.
- Time Management: Your clocks in the recent games show balanced time use, minimizing time trouble in critical moments.
Opportunities for Improvement
- Handling Complex Pawn Structures: In some losses, such as against setups from the Colle System and Slav Defense lines, challenges arose in navigating complicated pawn tension. Reviewing key pawn break strategies and typical plans could enhance your play here.
- Defensive Accuracy: Some losses involved allowing your opponent good attacking chances, particularly on the kingside. Practicing defensive motifs and calculation under time pressure could help solidify your defense.
- Opening Flexibility: While your main openings are strong, incorporating additional variations or anti-surprise strategies might prevent opponents from easily preparing against your choices.
- Blunting Opponents’ Initiative: Work on recognizing when opponents are threatening counterplay and respond proactively rather than reactively, especially in the early middlegame.
- Converting Advantages in Blitz: In draws and losses, learning to convert the smallest edges quickly under time constraints could increase your win rate. Tactical training and sharpening calculation speed will support this.
Next Steps for Training
- Review the recently played openings you faced and find critical lines where you had difficulties, notably in the Colle System and Slav Defense. opening theory research and model games can help.
- Engage in tactical drills focusing on defensive resources and counter-attacks to better solidify positions under pressure.
- Analyze key moments in your losses and draws to understand missed opportunities or inaccuracies in critical positions.
- Use time management drills during blitz games to maximize effective use of your clock and minimize rushed mistakes.
- Consider incorporating rapid games in training sessions to apply your strategic improvements with a bit more thinking time.
Summary
Jadranko, you are playing at a consistently high level and have demonstrated excellent strategic understanding and tactical skills. As you continue to refine your opening repertoire and improve decision-making under blitz conditions, small adjustments in defense and conversion will translate into higher win rates and rating gains. Your recent rating trend shows resilience, and with focused training, you can continue climbing.
Keep up the solid work and always analyze your games critically—it’s one of your greatest resources for growth.
🆚 Opponent Insights
| Most Played Opponents | ||
|---|---|---|
| AlooBugari | 31W / 20L / 10D | View Games |
| bebe50 | 21W / 3L / 23D | View Games |
| pelingorki | 9W / 6L / 3D | View Games |
| Sekk | 8W / 4L / 1D | View Games |
| asaba8892 | 7W / 5L / 0D | View Games |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2025 | 2680 | |||
| 2024 | 2659 | |||
| 2023 | 2590 | 2615 | 1400 | |
| 2022 | 2500 | 2546 | 2554 | |
| 2021 | 2528 | |||
| 2020 | 2651 | 2458 | ||
| 2019 | 2613 | 2500 | ||
| 2018 | 2315 | |||
| 2017 | 2360 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2025 | 32W / 8L / 13D | 24W / 17L / 17D | 60.1 |
| 2024 | 17W / 11L / 2D | 20W / 8L / 3D | 72.5 |
| 2023 | 53W / 28L / 4D | 38W / 32L / 11D | 75.0 |
| 2022 | 15W / 11L / 1D | 22W / 5L / 3D | 62.7 |
| 2021 | 14W / 4L / 5D | 10W / 11L / 5D | 67.2 |
| 2020 | 83W / 66L / 13D | 73W / 73L / 13D | 82.4 |
| 2019 | 127W / 104L / 20D | 118W / 109L / 15D | 77.0 |
| 2018 | 0W / 1L / 0D | 0W / 1L / 0D | 38.5 |
| 2017 | 31W / 28L / 5D | 31W / 25L / 7D | 73.4 |
Openings: Most Played
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Sicilian Defense: Moscow Variation | 45 | 22 | 18 | 5 | 48.9% |
| Caro-Kann Defense | 43 | 20 | 19 | 4 | 46.5% |
| Sicilian Defense: Closed | 42 | 23 | 19 | 0 | 54.8% |
| London System: Poisoned Pawn Variation | 39 | 20 | 15 | 4 | 51.3% |
| Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation | 33 | 18 | 10 | 5 | 54.5% |
| Amazon Attack: Siberian Attack | 32 | 14 | 16 | 2 | 43.8% |
| Sicilian Defense | 32 | 18 | 10 | 4 | 56.2% |
| Scandinavian Defense | 30 | 16 | 11 | 3 | 53.3% |
| QGD: 3.Nc3 Bb4 | 29 | 14 | 13 | 2 | 48.3% |
| Four Knights Game | 27 | 13 | 10 | 4 | 48.1% |
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Four Knights Game | 1 | 1 | 0 | 0 | 100.0% |
| Amazon Attack: Siberian Attack | 1 | 1 | 0 | 0 | 100.0% |
| Modern Defense: Pterodactyl Variation | 1 | 0 | 1 | 0 | 0.0% |
| Hungarian Opening: Wiedenhagen-Beta Gambit | 1 | 1 | 0 | 0 | 100.0% |
| Daily Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Indian Defense: Schnepper Gambit | 1 | 0 | 1 | 0 | 0.0% |
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Giuoco Piano: Tarrasch Variation | 4 | 3 | 1 | 0 | 75.0% |
| Scotch Game | 3 | 2 | 1 | 0 | 66.7% |
| London System: Poisoned Pawn Variation | 3 | 1 | 1 | 1 | 33.3% |
| Petrov's Defense | 2 | 1 | 1 | 0 | 50.0% |
| Blackburne Shilling Gambit | 2 | 1 | 1 | 0 | 50.0% |
| Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 2 | 1 | 0 | 1 | 50.0% |
| Four Knights Game | 2 | 0 | 1 | 1 | 0.0% |
| Diemer-Duhm Gambit (DDG): 4...f5 | 2 | 0 | 1 | 1 | 0.0% |
| Ruy Lopez: Closed, Kecskemet Variation | 2 | 1 | 0 | 1 | 50.0% |
| English Opening: Agincourt Defense | 2 | 1 | 0 | 1 | 50.0% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 14 | 0 |
| Losing | 10 | 1 |