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Martin Koolhoven

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NED · 55 yrs · K=40 · Peak 1818 (By Nov 2026)

Best performance: 1773 at Dutch Team Competition 2025-2026 Klasse 5L(Best of 2026)

World #=72224 live, down 861#71,363 publishedNetherlands #=2954

NOV26 Rating

1818

Live Rating

1818.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange

Form · Classical

oldest → latest

Some of this player's 2026 games are not on record yet, so no unbeaten run is shown.

From 10 classical games on record, the latest on Oct 31.

Classical games since the November list

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

Last playedScore
Dutch Team Competition 2026-2027 Klasse 6IOct 3 – Apr 3, 20271½/2

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

Best wins · Classical

From 8 rated classical games against rated opponents, 2016–2026

#OpponentRating
1, Jan Vriends, Oct 2026 · Dutch Team Competition 2026-2027 Klasse 6I, 1768

Event timeline · Classical

1 of 6 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.

Performance rating by month

We have 3 of the 5 games FIDE rated this year.

MonthGamesScoreAvg oppTPR
Oct21½1864—
Mar102101—

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

Rated near Martin Koolhoven · Classical

World

  1. #=72224Daan Schaink1818.0
  2. #=72224Michiel Spook1818.0
  3. #=72224Martin Koolhoven1818.0
  4. #=72224Mohamed Safwat Sultan1818.0
  5. #=72224Ahmed mohamed zakaria1818.0

Netherlands

  1. #=2954Daan Schaink1818.0
  2. #=2954Michiel Spook1818.0
  3. #=2954Martin Koolhoven1818.0
  4. #=2954Ezra Van der Stelt1818.0
  5. #=2954Leon Driessen1818.0

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