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Marvin Shumowitz

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USA · 72 yrs · K=20 · Peak 2006 (By Oct 2003)

Best performance: 2164 at 40th Annual World Amateur Team & US Tean East(Best of 2010)

World #=59502 live, down 1518#57,984 publishedUnited States #=1643

OCT26 Rating

1863

Live Rating

1863.0

Change

0.0

Games Played

0

How live ratings are calculated

Rating History · Classical

Loading chart…
Official classical rating by month
ListRatingChange
Oct 202618630
Sep 202618630
Aug 202618630
Jul 202618630
Jun 202618630
May 202618630
Apr 202618630
Mar 202618630
Feb 20261863-19
Jan 202618820
Dec 202518820
Nov 202518820

Classical games since the October list

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

Last playedScore
58th annual Liberty Bell Open - U2100Jan 16 – Jan 19TPR 15973/6

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

Event timeline · Classical

1 of 11 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 Marvin Shumowitz · Classical

World

  1. #=59502Borislav Andjic1863.0
  2. #=59502Pedro Miguel Rocha Pinto1863.0
  3. #=59502Marvin Shumowitz1863.0
  4. #=59502Tony Dutiel1863.0
  5. #=59502Mwazozo Hope1863.0

United States

  1. #=1635Zach Ellinor1864.0
  2. #=1635Dennis Egan1864.0
  3. #=1643Marvin Shumowitz1863.0
  4. #=1643Tony Dutiel1863.0
  5. #=1643WFM Devina Devagharan1863.0

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