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John Michael Mortensen

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GUM · 14 yrs · K=40 · Peak 1581 (Jun 2025)

Best performance: 1625 at 2025 National Team Championship Round 1 to 8(Best of 2025)

World #=190572 live, down 5914#184,658 publishedGuam #=58

OCT26 Rating

1509

Live Rating

1509.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Oct 202615090
Sep 202615090
Aug 202615090
Jul 202615090
Jun 202615090
May 202615090
Apr 20261509-29
Mar 20261538-4
Feb 20261542+3
Jan 20261539-13
Dec 202515520
Nov 20251552-20

Classical games since the October list

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

Last playedScore
2026 Guam National ChampionshipFeb 15 – Mar 15TPR 9764/9

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

Event timeline · Classical

1 of 7 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 John Michael Mortensen · Classical

World

  1. #=190572A Arham Farwesh1509.0
  2. #=190572A M Omansa Thewmali1509.0
  3. #=190572John Michael Mortensen1509.0
  4. #=190572Hajung Lee1509.0
  5. #=190572Rhys Reardon1509.0

Guam

  1. #56Leon R Ryan1526.0
  2. #57Alex Jang1519.0
  3. #=58John Michael Mortensen1509.0
  4. #=58Hajung Lee1509.0
  5. #60Jesus Libao1507.0

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