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Jon Astrom Grondahl

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SWE · 51 yrs · K=40 · Peak 1865 (Mar 2024)

Best performance: 1819 at Kristallens KM 2023 R234(Best of 2023)

NOV26 Rating

1856

Live Rating

1856.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Nov 202618560
Oct 202618560
Sep 202618560
Aug 202618560
Jul 202618560
Jun 202618560
May 202618560
Apr 202618560
Mar 202618560
Feb 202618560
Jan 202618560
Dec 202518560

Form · Classical

oldest → latest

From 12 classical games on record, the latest on Mar 17, 2024.

Classical games since the November list

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

Last playedScore
Allsv Div III 1 2023-24 R67Mar 3, 2024 – Mar 17, 20240/1

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

Best wins · Classical

From 12 rated classical games against rated opponents, 2023–2024

#OpponentRating
1, Claes-Goran Westerberg, Oct 2023 · Kristallens KM 2023 R56, 1833
2, Filip Dingertz, Sep 2023 · Kristallens KM 2023 R234, 1830
3, Gustav Dingertz, Nov 2023 · Kristallens KM 2023 R78, 1688

Event timeline · Classical

8 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
2024201998—
2023105½17711807

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