Player record

Chang, John

ID 927789AZMaleInactive
Current rating1,200

Wins

2

Indexed tournament wins

Losses

1

Indexed tournament losses

Matches

3

Decisive results

Win rate

66.7%

Across indexed matches

Peak rating

1,200

Highest rating in the available history.

Biggest upset

Not enough data

No qualifying upset available.

Biggest loss

Not enough data

No qualifying loss available.

Most frequent opponent

Bolourian, Ali

1 match

Open →

Rating trajectory

Published rating movement across recorded events.

Rating history unavailable

More published rating points are needed before a trajectory can be drawn.

Tournament history

1 tournament appearances · synced Aug 8, 2026, 2:20 AM

DateTournamentRating inRating afterPoints changedRecord
Aug 20, 2016TT&M August OpenTournament · View matches · Initial rating 1,200Unrated1,2002W / 1L