Jonas Renato Freiesleben Junior (JFreiesleben)
Meet Jonas Renato Freiesleben Junior, a chess enthusiast who's been toggling between brilliance and the occasional blunder with the flair of a grandmaster-in-the-making. Known on the boards as JFreiesleben, Jonas's journey through the ranks of blitz, bullet, daily, and rapid games is nothing short of a rollercoaster—a wild ride where patience is tested and resilience rewarded.
Rating & Performance Highlights
- Peak Blitz Rating: A respectable 1071 achieved in June 2024, proving swift thinking does pay off.
- Peak Bullet Rating: Reached 905 in early 2023, demonstrating lightning-fast reflexes (or at least attempts thereof).
- Peak Daily Rating: Topped at 1251 in August 2022, showcasing a nice blend of strategy and time for pondering.
- Peak Rapid Rating: A solid 1072 back in 2020, the kind of steady rating that keeps opponents on their toes.
Playing Style & Personality
Jonas has a bit of everything – a player who enjoys long, thoughtful endgames (about 67% of his games!) and is no stranger to comebacks, turning around losing positions with a comeback rate of over 76%. His average game length hovers around 60 moves when he's winning, but stretches a bit longer in losses, hinting at stubbornness or epic battles.
He has a charming quirk of early resignation in about 1.4% of games - maybe a subtle way to preserve energy for the next match or an acknowledgment that sometimes it’s better to cut your losses and dream of glory in the next challenge.
White or Black pieces? Jonas holds a slight edge with White (nearly 50% wins) compared to Black’s 48% win rate—balanced, but clearly he likes to start the party.
Favorite Openings
JFreiesleben is an academic of openings, dabbling extensively with:
- King’s Pawn Opening: His bread and butter in blitz with a win rate just above 53% - not bad for a classic!
- Philidor Defense: A sneaky choice leading to solid victories over 52% of the time.
- Vienna Game: Both in rapid and daily formats, he shows serious love for this centuries-old system, often landing favorable results.
- Scandinavian Defense Mieses Kotrc Variation: A modern twist with solid results around 52%.
The Human Behind the Moves
Behind the strategic calculations and tactical skirmishes lies a player with a tilt factor of 12%, meaning he occasionally lets the pressure get to him—who doesn’t? His best time to play is oddly early, around 5 AM, making it tempting to think Jonas might be a secret night owl or a dawn strategist.
Battle Tested
His recent wins and losses tell tales of fierce fights on Chess.com. For instance, a recent blitz win where he triumphed by time against tiflis_den showcased his patience and quick thinking. Conversely, he wasn't shy about learning from defeats—his latest loss was by checkmate against a worthy opponent, a reminder that even the best stumble.
Overall Record
Across all formats, Jonas’s battle stats read like a seasoned warrior’s memoir:
- Blitz: Over 2300 wins from nearly 5000 games, the wins and losses nearly neck and neck, with a handful of draws.
- Bullet: Almost evenly split wins and losses, proving he isn't just fast on the clock but fiercely competitive.
- Daily and Rapid: Stronger win ratios demonstrating his knack for slower, strategic play.
Final Move
Jonas Renato Freiesleben Junior is not just a player of chess but an adventurer navigating the 64 squares with humor, grit, and a dash of genius. Whether lightning-fast bullet duels or marathon daily wars, he shows us that behind every rating number and every opening choice is a story — sometimes heroic, sometimes hilariously human.
🆚 Opponent Insights
| Most Played Opponents | ||
|---|---|---|
| gvfontes | 296W / 104L / 44D | View Games |
| jardelfreiesleben | 47W / 37L / 5D | View Games |
| whiteduck | 15W / 10L / 0D | View Games |
| Burak Kumaş | 9W / 7L / 1D | View Games |
| Daniel Pereira | 7W / 1L / 0D | View Games |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2025 | 601 | 706 | 892 | 801 |
| 2024 | 543 | 906 | 913 | 824 |
| 2023 | 667 | 904 | 831 | 915 |
| 2022 | 801 | 793 | 875 | 908 |
| 2021 | 689 | 766 | 895 | |
| 2020 | 435 | 922 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2025 | 41W / 62L / 5D | 50W / 54L / 5D | 64.6 |
| 2024 | 245W / 239L / 12D | 230W / 247L / 17D | 62.8 |
| 2023 | 531W / 479L / 29D | 484W / 512L / 40D | 63.1 |
| 2022 | 505W / 431L / 47D | 461W / 493L / 28D | 65.2 |
| 2021 | 583W / 515L / 93D | 593W / 510L / 90D | 69.7 |
| 2020 | 1W / 9L / 0D | 5W / 4L / 0D | 61.8 |
Openings: Most Played
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Kings Pawn Opening | 305 | 162 | 126 | 17 | 53.1% |
| Kings Pawn Opening Kings Knight Gunderam Defense | 287 | 124 | 143 | 20 | 43.2% |
| Philidor Defense | 189 | 100 | 79 | 10 | 52.9% |
| Vienna Game | 182 | 91 | 77 | 14 | 50.0% |
| Scandinavian Defense Mieses Kotrc Variation | 146 | 76 | 61 | 9 | 52.0% |
| Bishops Opening | 138 | 58 | 76 | 4 | 42.0% |
| Vienna Game Max Lange Defense | 116 | 58 | 55 | 3 | 50.0% |
| Kings Pawn Opening Kings Knight Variation | 110 | 49 | 56 | 5 | 44.5% |
| Queens Pawn Opening Chigorin Variation | 103 | 45 | 50 | 8 | 43.7% |
| Center Game Accepted Normal Variation | 102 | 49 | 47 | 6 | 48.0% |
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Kings Pawn Opening | 102 | 48 | 53 | 1 | 47.1% |
| Scandinavian Defense Mieses Kotrc Variation | 96 | 37 | 57 | 2 | 38.5% |
| Kings Pawn Opening Kings Knight Gunderam Defense | 77 | 29 | 47 | 1 | 37.7% |
| Center Game | 69 | 39 | 27 | 3 | 56.5% |
| Center Game Accepted Normal Variation | 67 | 30 | 37 | 0 | 44.8% |
| Van t Kruijs Opening | 65 | 29 | 35 | 1 | 44.6% |
| Vienna Game | 55 | 28 | 25 | 2 | 50.9% |
| Four Knights Game | 50 | 28 | 22 | 0 | 56.0% |
| French Defense Normal Variation | 47 | 25 | 20 | 2 | 53.2% |
| Nimzowitsch Defense Kennedy Keres Attack | 42 | 24 | 18 | 0 | 57.1% |
| Daily Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Top Secret | 18 | 9 | 9 | 0 | 50.0% |
| Kings Pawn Opening | 12 | 9 | 3 | 0 | 75.0% |
| Vienna Game Falkbeer Variation | 7 | 5 | 2 | 0 | 71.4% |
| Vienna Game | 7 | 4 | 3 | 0 | 57.1% |
| Bishops Opening | 7 | 2 | 5 | 0 | 28.6% |
| English Opening Anglo Indian Queens Knight Variation | 6 | 3 | 2 | 1 | 50.0% |
| Sicilian Defense Smith Morra Gambit | 6 | 2 | 4 | 0 | 33.3% |
| English Opening Symmetrical Variation | 5 | 2 | 3 | 0 | 40.0% |
| Sicilian Defense McDonnell Attack | 4 | 2 | 2 | 0 | 50.0% |
| Owens Defense | 4 | 4 | 0 | 0 | 100.0% |
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Kings Pawn Opening | 88 | 46 | 33 | 9 | 52.3% |
| Vienna Game | 27 | 18 | 7 | 2 | 66.7% |
| Kings Pawn Opening Kings Knight Variation | 22 | 9 | 9 | 4 | 40.9% |
| Queens Pawn Opening | 22 | 15 | 5 | 2 | 68.2% |
| Kings Pawn Opening Kings Knight Gunderam Defense | 22 | 12 | 10 | 0 | 54.5% |
| Philidor Defense | 16 | 8 | 6 | 2 | 50.0% |
| Kings Pawn Opening Leonardis Variation | 14 | 7 | 7 | 0 | 50.0% |
| Van t Kruijs Opening | 11 | 7 | 3 | 1 | 63.6% |
| Nimzowitsch Defense | 11 | 8 | 3 | 0 | 72.7% |
| Center Game | 11 | 4 | 4 | 3 | 36.4% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 12 | 1 |
| Losing | 12 | 0 |