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Jona Gruendker

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GER · 22 yrs · K=20 · Peak 1829 (Sep 2026)

Best performance: 1984 at 2. Erkrather Pfingst-Open 2026(Best of 2026)

World #=69693 live, down 2006#67,687 publishedGermany #=7303

OCT26 Rating

1829

Live Rating

1829.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Oct 202618290
Sep 20261829+12
Aug 202618170
Jul 202618170
Jun 20261817+28
May 20261789+18
Apr 202617710
Mar 202617710
Feb 202617710
Jan 202617710
Dec 202517710
Nov 202517710

Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

Last playedScore
Elberfelder Jubilaeumsturnier 2026Aug 21 – Aug 23TPR 18573/5

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

Event timeline · Classical

4 of 8 events · All years

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.

Rated near Jona Gruendker · Classical

World

  1. #=69693Danila Chesnokov1829.0
  2. #=69693Artem Sapelkin1829.0
  3. #=69693Jona Gruendker1829.0
  4. #=69693Robin Frank1829.0
  5. #=69693Saumil Nair1829.0

Germany

  1. #=7303Jens Werther1829.0
  2. #=7303Dominik Storch1829.0
  3. #=7303Jona Gruendker1829.0
  4. #=7303Robin Frank1829.0
  5. #=7303Heinz Ulmer1829.0

Live ratings projected from the OCT26 published list · Not affiliated with FIDE