Player record

Alexander Ku

ID 83421COMaleInactive

Alexander Ku's USATT rating is 1,913.

USATT rating1,913
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Wins

79

Indexed tournament wins

Losses

59

Indexed tournament losses

Matches

138

Decisive results

Win rate

57.2%

Across indexed matches

Peak rating

1,913

Highest rating in the available history.

Biggest upset

Gaby Nahum

2011 US Nationals · Dec 17, 2011 · +479 rating

Open →

Biggest loss

Shreyas Prasanna

2010 US Nationals · Dec 18, 2010 · -454 rating

Open →

Most frequent opponent

Andrea Ku

4 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

9 tournament appearances · synced Aug 26, 2026, 2:23 AM

DateTournamentRating inRating afterPoints changedRecord
Jul 6, 2013US OpenTournament · View matches1,8851,913+2812W / 6L
Dec 22, 20122012 U.S. NationalsTournament · View matches1,6411,885+24412W / 7L
Mar 17, 2012Top Spin Winter Open 2012Tournament · View matches1,6071,641+34+45 / -115W / 4L
Dec 17, 20112011 US NationalsTournament · View matches1,2161,607+39115W / 10L
Jul 24, 20112011 Rocky Mtn State GamesTournament · View matches1,2121,216+45W / 6L
Apr 30, 20112011 Top Spin Spring OpenTournament · View matches1,1981,212+14+15 / -14W / 3L
Dec 18, 20102010 US NationalsTournament · View matches1,1771,198+2110W / 8L
Nov 6, 2010Top Spin Open 2010Tournament · View matches1,0651,177+11210W / 9L
Aug 1, 2010Rocky Mountain State GamesTournament · View matches · Initial rating 1,065Unrated1,065—6W / 6L