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Ziemowit Sosna

POL · 12 yrs · K=40 · Peak 1476 (May 2025)

Best performance: 1398 at Miedzywojewodzkie Mistrzostwa Mlodzikow MP-PK chlopcy 2024(Best of 2024)

NOV26 Rating

1429

Live Rating

1429.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Nov 202614290
Oct 202614290
Sep 202614290
Aug 202614290
Jul 202614290
Jun 202614290
May 202614290
Apr 20261429-17
Mar 20261446-30
Feb 20261476+47
Jan 202614290
Dec 202514290

Form · Classical

oldest → latest

Unbeaten in the last 6 games (2 wins, 4 draws), since Apr 13, 2024.

From 119 classical games on record, the latest on Apr 14, 2024.

Classical games since the November list

No rated standard games this rating periodsince the NOV26 list (Nov 1, 2026)

Last playedScore
Miedzywojewodzkie Mistrzostwa Mlodzikow MP-PK chlopcy 2024Apr 12, 2024 – Apr 14, 2024TPR 13985/9

The live rating moves only when new rated games are played. Until then it matches the published rating.

Best wins · Classical

From 39 rated classical games against rated opponents, 2021–2024

#OpponentRating
1, Franciszek Blochowiak, Mar 2024 · Mistrzostwa Polski Mlodzikow do 10 lat - chlopcy 2024, 1416
2, Antoni Woznica, Apr 2024 · Miedzywojewodzkie Mistrzostwa Mlodzikow MP-PK chlopcy 2024, 1405
3, Wojciech Rabenda, Nov 2022 · Polfinal Mistrzostw Polski Juniorow 2022 do lat 9, 1164

Event timeline · Classical

16 events

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Performance rating by year

YearGamesScoreAvg oppTPR
202492½14751309
202317412701068
2022112½12111000
2021201176—

Games count in the month they were played. Each month and year is one performance rating over all of its rated games.

Live ratings projected from the NOV26 published list · Not affiliated with FIDE