Player record

Zi Ma

ID 217435CAMaleInactive

Zi Ma's USATT rating is 398.

USATT rating398
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Wins

30

Indexed tournament wins

Losses

44

Indexed tournament losses

Matches

74

Decisive results

Win rate

40.5%

Across indexed matches

Peak rating

423

Highest rating in the available history.

Biggest upset

Stephen Henry

2017 JAMTOWN Fall Open · Dec 10, 2017 · +573 rating

Open →

Biggest loss

Akul Kambrath

Sacramento Spring Open · May 20, 2017 · -271 rating

Open →

Most frequent opponent

Owen Chen

3 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

9 tournament appearances · synced Aug 26, 2026, 2:29 AM

DateTournamentRating inRating afterPoints changedRecord
Mar 1, 20192019 Butterfly Ultimate Fieldhouse March OpenTournament · View matches421398-23+4 / -272W / 5L
Nov 17, 20182018 Swan Warriors November OpenTournament · View matches408421+13+28 / -153W / 5L
May 19, 20182018 Sacramento Spring OpenTournament · View matches423408-15+15 / -308W / 5L
Mar 10, 20182018 Sacramento Winter OpenTournament · View matches378423+45+61 / -166W / 3L
Dec 10, 20172017 JAMTOWN Fall OpenTournament · View matches325378+53+58 / -52W / 4L
Aug 25, 20172017 Xiom August OpenTournament · View matches3253250+2 / -21W / 3L
Jun 24, 20172017 Alameda Summer OpenTournament · View matches · USATT readjusted 220 → 275220325+50+68 / -185W / 7L
May 20, 2017Sacramento Spring OpenTournament · View matches291220-71+17 / -882W / 8L
Apr 8, 20172017 Alameda Spring OpenTournament · View matches · Initial rating 291Unrated291—1W / 4L