Avatar of Jarmo Hartikainen

Jarmo Hartikainen CM

Username: JiiHart

Playing Since: 2020-04-03 (Inactive)

Wow Factor: ♟♟♟♟

Chess.com

Rapid: 1962
25W / 67L / 14D
Blitz: 2222
556W / 1509L / 175D
Bullet: 2041
450W / 560L / 54D

Jarmo Hartikainen (aka JiiHart)

Title: Candidate Master (CM) - FIDE

Jarmo Hartikainen, or simply JiiHart to the chess aficionados, is a battle-hardened tactician with a flair for both the bullet and blitz arenas. Holding the prestigious Candidate Master title, JiiHart has been dancing with the 64 squares through thick and thin, proving time and again that resilience and comeback are their middle names—boasting a whopping 84.15% rate of bouncing back after setbacks and an impressive 100% win rate after losing a piece. Yes, giving away material just means JiiHart is setting the stage for a theatrical comeback!

Playing Style and Strengths

A lover of long, grueling endgames (81.53% endgame frequency), JiiHart is patient, strategic, and definitely not one to resign early (only 19% early resignation rate). With an average of about 70 moves per win, matches are never a quick rush but a cerebral marathon. A slight edge when playing with the white pieces shows (33.35% white win rate vs 26.69% black win rate), hinting at a confident approach when starting first.

Rating Peaks & Trends

  • Blitz Peak Rating: 2254 in 2022, maintaining a solid 2200+ range through 2024 before a surprising dip in 2025.
  • Bullet Peak Rating: 2347 reached in 2020 - zooming fast and furious!
  • Rapid Peak Rating: 2126 in 2022 – a respectable balance between speed and strategy.

The rollercoaster ride in ratings is nothing new for a fierce competitor; fluctuations are part of the fun, after all!

Fun Facts & Quirks

  • Longest winning streak: 12 games. Imagine trying to catch JiiHart on a hot streak—blink and you might miss it!
  • Currently holding a 2-game winning streak, because what’s life without a little momentum?
  • Has played over 2,200 blitz games under the cryptically named "Top Secret" opening – a true master of mysterious play.
  • Despite a tilt factor of 17 (hey, even champs get frustrated!), JiiHart manages to keep their cool on the board.

Psychological Insights

Though a noticeable 10% gap in performance exists between rated and casual play—perhaps casual games sneak in more distractions than anticipated—the relentless comeback rate proves no defeat sticks for too long.

Golden Hours and Lucky Days

If you want to challenge JiiHart, avoid Sunday mornings and late evenings, where their win rate spikes to around 48%. Strategically plotting your attack? Beware of 10-11 AM, when their 50-58% win chances peak – they're clearly a morning coffee and chess combo genius!

In Summary

Jarmo “JiiHart” Hartikainen is the embodiment of a resilient and strategic chess warrior: fast, fearless, sometimes mysterious, and always ready to turn the tide even when down a pawn or two. A Candidate Master with a penchant for thrilling comebacks and long, thoughtful battles — a player who reminds us that in chess, as in life, it’s never over until the queen says so!


Coach's Avatar

What’s going well in your bullet play

Your games show a readiness to engage in sharp, tactical play and to create practical chances under time pressure. You’re comfortable navigating open positions and you often keep fighting for the initiative even when material balance is uneven. This willingness to complicate can pay off in bullet where quick, dynamic decisions can decide games in a few moves.

  • You handle tactical skirmishes with confidence and keep lines of attack active.
  • You adapt to a range of openings, which helps you stay unpredictable for opponents who rely on memory-based prep.
  • You tend to press in middlegame transitions, which can convert small advantages into decisive chances.

Key improvements to prioritize

  • Stabilize the early game: focus on safe development, quick king safety, and avoiding unnecessary complications in the first 6–8 moves. This reduces risky blunders under pressure.
  • Consolidate your opening repertoire: choose 2–3 openings you like and study them deeply. A compact repertoire helps you recognize typical middlegame plans and avoid getting overwhelmed in fast time controls.
  • Time management under pressure: practice budgets for each phase of the game (opening, middlegame, endgame). For example, aim to decide on candidate moves quickly and reserve some time for critical moments or checks that could swing the game.
  • Strengthen defensive patterns: bullet games reward quick defensive resources. Train common motifs like back-rank safety, recognizing threats, and converting defensive resources into counterplay.
  • Endgame technique: in many bullet endings, accurate rook and king activity decides the result. Set aside regular practice for rook endings and simple pawn endgames.
  • Post-game reflection: after each game, note two moments where a different choice could have limited risk or increased your winning chances. This solidifies learning from both wins and losses.

Practical plan for the next 4 weeks

  • Opening focus: pick two black defenses and two white setups that align with where you’ve had solid results. Study a small set of model games for each and extract typical plans, piece placement, and common tactics you'll see in bullet.
  • Tactics routine: complete 15–20 minutes of daily tactical puzzles, emphasizing motifs that appear often in quick games (forks, pins, skewers, discovered attacks, and back-rank themes).
  • Endgame practice: dedicate two short sessions per week (15–20 minutes) to rook endings and king activity drills, using simple, repeatable patterns to build confidence under time pressure.
  • Game review discipline: after each game, write a short note on one or two critical moments and what you would change next time. For losses, identify the exact mistake and a concrete corrective idea; for wins, note a safe path you could repeat in similar positions.
  • Play cadence and mindset: in online bullet, aim to maintain consistent development and avoid overvaluing speculative attacks when the position is unclear. If you’re unsure, shift to solid development and keep your king safe.

Opening performance snapshot and suggestions

You’ve experimented with a broad set of openings. To improve consistency, consider leaning into the openings that show relatively steadier results and fit your playing style: Scandinavian Defense and Giuoco Piano variants are options to intensify focus on. Reducing the number of distinct lines can help you think more clearly in the moment. If you’d like, I can map out a compact 6–8 game repertoire with concrete lines and typical middlegame ideas to study.

Next steps

If you want, tell me which two openings you’d most like to strengthen, and I’ll prepare a short, practical study plan (sample games, typical middlegame motifs, and quick-review prompts) tailored to your upcoming bullet sessions.



🆚 Opponent Insights

Most Played Opponents
Marcel Winkels 3W / 9L / 0D
nitpicker 2W / 9L / 0D
Justin Sarkar 0W / 11L / 0D
kidagent 2W / 8L / 1D
Michael Buscar 0W / 10L / 1D

Rating

Year Bullet Blitz Rapid Daily
2025 2041 1520 1962
2024 2026 2243 1961
2023 1874 2144 1975
2022 2249 1987
2021 2135
2020 2116 2061 1371
Rating by Year20202021202220232024202522491371YearRatingBulletBlitzRapid

Stats by Year

Year White Black Moves
2025 90W / 144L / 15D 79W / 154L / 16D 71.3
2024 93W / 105L / 17D 78W / 139L / 13D 79.2
2023 100W / 273L / 24D 77W / 308L / 26D 77.2
2022 64W / 164L / 20D 48W / 184L / 21D 81.0
2021 60W / 165L / 27D 53W / 192L / 25D 79.8
2020 156W / 151L / 18D 138W / 165L / 21D 74.1

Openings: Most Played

Bullet Opening Games Wins Losses Draws Win Rate
Sicilian Defense: Alapin Variation 172 75 87 10 43.6%
Scandinavian Defense 43 22 19 2 51.2%
London System: Poisoned Pawn Variation 40 13 27 0 32.5%
Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line 38 14 22 2 36.8%
Sicilian Defense: Closed 37 13 24 0 35.1%
Caro-Kann Defense 33 13 20 0 39.4%
Sicilian Defense 29 10 17 2 34.5%
QGD: 2...Bf5 3.cxd5 26 8 16 2 30.8%
Sicilian Defense: Classical Variation 25 11 14 0 44.0%
Giuoco Piano: Tarrasch Variation 25 12 13 0 48.0%

🔥 Streaks

Streak Longest Current
Winning 12 3
Losing 17 0