Avatar of Kiren Vivek Nasta

Kiren Vivek Nasta NM

Username: kiwibobo

Playing Since: 2013-08-07 (Active)

Wow Factor: ♟♟♟♟♟♟

Chess.com

Daily: 1561
8W / 5L / 1D
Rapid: 2054
485W / 479L / 25D
Blitz: 2414
3595W / 2817L / 498D
Bullet: 2512
3927W / 3952L / 497D

Kiren Vivek Nasta (aka kiwibobo)

National Master Extraordinaire

Kiren Vivek Nasta, fondly known in the chess world as kiwibobo, is a National Master who has turned the 64 squares into their personal playground. Starting from humble beginnings with a bullet rating barely exceeding 1100 in 2013, Kiren has shown a remarkable journey of tenacity, growth, and a dash of cheeky brilliance.

A Journey Through the Ratings

From scraping by in bullet at just over 1100, Kiren has skyrocketed to a peak bullet rating of 2672 in late 2024, proving that even a slow starter can blitz past the competition. In blitz, the ride has been just as thrilling, with a peak of 2541, while rapid reached a solid 2027. Daily chess? Kiren dabbled and peaked at 1858, proving that slow and steady sometimes wins but not quite as fast as their infamous bullet games.

Style and Strategy

Known for an impressive comeback rate of 82%, Kiren does not give up after losing a piece and boasts an almost annoyingly high tactical awareness that keeps opponents on their toes. With an average of over 66 moves per win, this player loves the long game, savoring the grind rather than quick kills. A tilt factor of 23 means Kiren is human enough to get frustrated but quickly regroups for the next challenge – preferably around 7 AM, which seems to be their secret power hour.

Favorite Openings

While Kiren can navigate through the Scandinavian Defense Mieses Kotrc Variation with a surprising knack (over 47% win rate in 159 bullet games), their real ferocity shines in the Van ’t Kruijs Opening boasting a near 64% win rate. In blitz games, the Sicilian Defense Open Najdorf Opocensky Variation is a favorite playground, winning almost 59% of the duels.

Highlights & Quirks

  • Longest winning streak: 18 games. Talk about a hot streak!
  • Most resilient losing streak: 23 - because every master knows misery builds character.
  • Frequently battles “okj123” with a healthy 68.5% win ratio – a worthy rival or sparring partner, perhaps?
  • Sports a white win rate slightly better than black, but don’t let that fool you – dark pieces often get just as much love!

A Glimpse at Recent Triumphs

On April 7, 2025, Kiren clinched a spectacular checkmate victory against "ojarke" in a Birds Opening tussle, showcasing a sharp eye for tactics and patient positional squeezing. The game can be viewed here. There’s nothing quite like wrapping up a match with a flawless mating net!

Final Word

Kiren is not just a player; they are a chess aficionado who embraces the grind, the brilliance, and the occasional blunder (because no one’s perfect, not even a National Master). Whether bullet, blitz, or rapid, kiwibobo is a force to be reckoned with – with a penchant for comebacks and a love for the intricate dance of pawns and knights.

In the world of chess, Kiren Vivek Nasta is a player who proves you can start as the underdog and still checkmate your way to the top – sometimes with a smirk and a wink.


Coach Chesswick's Profile Photo
Coach Chesswick

Quick summary

Nice sharp play in your recent blitz session — you keep finding active attacking ideas (especially against kingside setups) and you’re willing to calculate forcing lines. At the same time time trouble and some endgame technique cost you a couple of games. Below are concrete points you did well, key leaks to fix, and short drills you can use right away.

Highlight: what you did well

  • Active attacking instincts — you repeatedly create threats against the enemy king (example: the sacrifice and Rxf7+ finish in your win vs Artem Alek Fedorov).
  • Good opening familiarity — you arrive at middlegames you know well and then press with thematic pawn storms and piece activity (Sicilian Defense lines feature prominently).
  • Tactical awareness under pressure — you spot forks, captures and decisive checks quickly in blitz; you convert concrete chances when the opponent blunders.
  • Practical decision-making: you choose simplifying tactics when appropriate rather than trying to win on subtle long-term advantages.

Main weaknesses to address

  • Time management / clock handling — a couple of losses came from running low on time or collapsing in long endgames. In blitz you need a simpler plan when the clock is the real opponent.
  • Endgame technique — when games reached rook-and-pawn or minor-piece endgames you sometimes missed the fastest path to a draw or the simplest conversion. Practice the basic rook endgames and common king-and-pawn setups.
  • Pawn overextension in attacking play — pushing too many pawns around your king or the center can create weak squares the opponent exploits. Keep at least one safe flight square when launching a kingside assault.
  • Occasional tactical blunders in chaotic positions — you do well tactically overall, but in very sharp messes a hanging piece or missed intermezzo pops up. Slow down one extra second on ambiguous captures.

Concrete examples (from your recent games)

  • Win vs Artem Alek Fedorov — Great use of centralizing rooks and then breaking through with a decisive sacrifice on f7. That shows both calculation and pattern recognition; reinforce this by studying king‑hunt motifs and typical f7/f2 sacrifices.
  • Loss vs Indy Southcott-Moyers — ended up losing on time in a complex endgame. The position had many checks and passed pawns; with more endgame familiarity and simpler plans under the clock you can convert or hold these positions more reliably.
  • Games vs strong attackers (e.g., Meri Arabidze) — watch the tactical shots around your king and avoid weakening pawn moves that open lines toward your king too early.
  • Replay a key winning line:
  • Embedded mini‑replay of the tactical win (play through quickly to internalize motifs):

Short checklist — things to practice this week

  • 10–15 minutes daily tactics (focus on mates and winning material patterns): aim for accuracy, not speed.
  • 30 minutes of targeted endgames twice this week: rook + pawn vs rook, basic king + pawn, and opposition/triangulation basics.
  • Play a few rapid (10|3 or 15|10) games to practice the same opening plans without extreme clock pressure; this helps internalize ideas you then use in blitz.
  • In blitz, if your clock < 40s: switch to a one‑move plan—pick a safe, straightforward move instead of calculating long variations.

Opening advice (practical, blitz‑friendly)

  • When you take Sicilian structures, prioritize piece activity and one clear pawn break rather than dozens of flank pawn moves. See Sicilian Defense plans: central break + rook on open file.
  • Against the Caro‑Kann and closed center games keep your pieces aimed at the opponent’s weak squares and avoid unnecessary pawn pushes near your king—this reduces tactical backfires.
  • Build a 3–5 move “fast plan” for each opening line you play in blitz (develop, castle, pick a break square). When low on time execute that plan immediately.

Practical drills (10–30 minutes each)

  • Tactics set: 20 puzzles in 20 minutes — mark the ones you miss and review patterns.
  • Endgame blitz: 10 positions of rook endings; practice converting/defending with a 5-minute clock with 3s increment (repeat until comfortable).
  • One‑phase training: play 10 blitz games but force yourself to spend at least 5 seconds on every critical capture or check — builds the habit of not blundering in messes.

Next-session game plan

  • Start with a 5–10 minute warmup of tactics.
  • Play a 10|3 session: use your main opening repertoire but impose the “fast plan” rule when under 40 seconds.
  • After the session, pick 2 lost games and go through them slowly: find the one moment that changed evaluation and write down the better plan.

Final note — quick habits to form

  • Before every move ask: “Is any piece currently hanging?” — this single question prevents many blitz blunders.
  • When ahead on material, simplify and trade down; when behind, keep complexity and create targets.
  • Treat the clock as an opponent: if you feel the time slipping, choose solid simple moves rather than speculative tactics.

If you want, I can: (a) annotate one of your recent games move-by-move, (b) create a 2‑week training plan tailored to your openings, or (c) build a 30–position tactics drill from patterns you miss most — tell me which.



🆚 Opponent Insights

Recent Opponents
judehardy1 1W / 0L / 0D View
gambit1922 1W / 0L / 0D View
champ_2008omm 1W / 0L / 0D View
gmyagami 0W / 1L / 0D View
funkypants13 2W / 14L / 0D View
Indy Southcott-Moyers 0W / 1L / 0D View
Florescu Codrut Constantin 0W / 2L / 0D View
Meri Arabidze 1W / 4L / 0D View
mywarrior500 3W / 1L / 0D View
Artem Alek Fedorov 1W / 0L / 0D View
Most Played Opponents
okj123 366W / 107L / 61D View Games
nycjack1 72W / 127L / 15D View Games
Hema Vikas 54W / 16L / 8D View Games
Chloe Gaw 31W / 23L / 5D View Games
starlightfade 22W / 26L / 5D View Games

Rating

Year Bullet Blitz Rapid Daily
2025 2364 2428 2054
2024 2468 2434 2003 1561
2023 2225 2404 2027 1643
2022 1995 1941 1479 1275
2021 1942 2025 1430
2020 1435 1454 1479
2019 1283 1920 1559
2018 1183 1923 1502
2017 1026 2056 1492 1105
2016 1078 1297 1491
2015 1039 1415
2014 1350
2013 1111 523 861
Rating by Year20132014201520162017201820192020202120222023202420252468523YearRatingBulletBlitzRapidDaily

Stats by Year

Year White Black Moves
2025 265W / 285L / 36D 249W / 301L / 35D 77.4
2024 797W / 753L / 125D 782W / 772L / 114D 79.8
2023 1571W / 1347L / 225D 1468W / 1422L / 246D 77.5
2022 685W / 515L / 88D 663W / 534L / 89D 72.5
2021 281W / 188L / 36D 296W / 177L / 39D 67.1
2020 43W / 38L / 9D 41W / 38L / 7D 55.0
2019 85W / 52L / 1D 92W / 54L / 3D 52.4
2018 234W / 97L / 7D 217W / 106L / 10D 57.7
2017 306W / 174L / 9D 300W / 178L / 3D 54.2
2016 108W / 75L / 2D 89W / 95L / 3D 53.5
2015 68W / 60L / 1D 61W / 58L / 5D 55.2
2014 78W / 63L / 1D 67W / 77L / 4D 55.5
2013 41W / 55L / 2D 48W / 49L / 1D 40.4

Openings: Most Played

Rapid Opening Games Wins Losses Draws Win Rate
Blackburne Shilling Gambit 90 38 50 2 42.2%
Barnes Opening: Walkerling 69 32 35 2 46.4%
Philidor Defense 61 24 35 2 39.3%
Amazon Attack 47 25 18 4 53.2%
Italian Game: Two Knights Defense 45 23 21 1 51.1%
Elephant Gambit 45 28 16 1 62.2%
Four Knights Game 45 23 22 0 51.1%
Amar Gambit 42 20 19 3 47.6%
Scandinavian Defense 40 27 11 2 67.5%
Petrov's Defense 32 21 11 0 65.6%
Blitz Opening Games Wins Losses Draws Win Rate
Ruy Lopez: Brix Variation 326 165 126 35 50.6%
Amar Gambit 223 139 73 11 62.3%
Italian Game: Two Knights Defense 218 117 82 19 53.7%
Scandinavian Defense 212 107 91 14 50.5%
Caro-Kann Defense 202 107 72 23 53.0%
Sicilian Defense: Najdorf Variation, Opocensky Variation 200 117 71 12 58.5%
Gruenfeld: Exchange Variation 198 101 77 20 51.0%
Blackburne Shilling Gambit 197 116 68 13 58.9%
Scotch Game 184 94 77 13 51.1%
Amazon Attack: Siberian Attack 181 100 68 13 55.2%
Bullet Opening Games Wins Losses Draws Win Rate
Amar Gambit 522 287 194 41 55.0%
Scandinavian Defense 462 230 209 23 49.8%
Caro-Kann Defense 340 168 156 16 49.4%
Barnes Defense 278 138 124 16 49.6%
Nimzo-Larsen Attack 271 139 119 13 51.3%
Modern 242 114 118 10 47.1%
Australian Defense 237 127 99 11 53.6%
Alekhine Defense 236 109 119 8 46.2%
Amazon Attack: Siberian Attack 199 100 85 14 50.2%
Scotch Game 197 91 94 12 46.2%

🔥 Streaks

Streak Longest Current
Winning 18 3
Losing 23 0
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