Wins
55
Indexed tournament wins
Player record
Chang Hyun Jun
Losses
127
Indexed tournament losses
Matches
182
Decisive results
Win rate
30.2%
Across indexed matches
Peak rating
1,587
Highest rating in the available history.
Biggest upset
Tom Liew
LATTA Lee Rittenburg Memorial Open 2019 · Jun 29, 2019 · +327 rating
Open →Biggest loss
Kaili Yu
LATTA Open December · Dec 4, 2016 · -632 rating
Open →Most frequent opponent
Thomas Koh
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
49 tournament appearances · synced Aug 26, 2026, 2:25 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 22, 2017 | LATTA Open July 2017Tournament · View matches | 1,530 | 1,566 | +36+40 / -4 | 3W / 1L |
| Jun 24, 2017 | LATTA OpenTournament · View matches | 1,535 | 1,530 | -5+0 / -5 | 0W / 2L |
| Jun 1, 2017 | 2017 Meiklejohn North American Seniors OpenTournament · View matches | 1,551 | 1,535 | -16+0 / -16 | 1W / 1L |
| Apr 22, 2017 | LATTA Open April 2017Tournament · View matches | 1,533 | 1,551 | +18+20 / -2 | 3W / 1L |
| Mar 25, 2017 | LATTA Open March 2017Tournament · View matches | 1,545 | 1,533 | -12+0 / -12 | 0W / 5L |
| Feb 25, 2017 | LATTA Thanh Banh Memorial OpenTournament · View matches | 1,504 | 1,545 | +41+56 / -15 | 3W / 4L |
| Jan 21, 2017 | LATTA Open January 2017Tournament · View matches | 1,587 | 1,504 | -83+0 / -83 | 1W / 5L |
| Dec 4, 2016 | LATTA Open DecemberTournament · View matches | 1,576 | 1,587 | +11+20 / -9 | 4W / 2L |
| Nov 19, 2016 | LATTA Open November 2016Tournament · View matches | 1,582 | 1,576 | -6+4 / -10 | 2W / 4L |
| Oct 29, 2016 | 2016 Glendale Friendship GamesTournament · View matches | 1,537 | 1,582 | +45+50 / -5 | 1W / 2L |
| Oct 22, 2016 | Joseph Bae OpenTournament · View matches | 1,526 | 1,537 | +11+14 / -3 | 2W / 1L |
| Oct 1, 2016 | Orange County TTA OpenTournament · View matches | 1,533 | 1,526 | -7+0 / -7 | 0W / 2L |
| Sep 3, 2016 | 2016 Butterfly LA Open TournamentTournament · View matches | 1,518 | 1,533 | +15+16 / -1 | 2W / 1L |
| Aug 20, 2016 | Orange County TTA OpenTournament · View matches | 1,534 | 1,518 | -16+0 / -16 | 0W / 4L |
| Jul 23, 2016 | LATTA OpenTournament · View matches | 1,528 | 1,534 | +6+8 / -2 | 2W / 4L |
| Jun 11, 2016 | 2016 Homenentmen Ararat OpenTournament · View matches | 1,534 | 1,528 | -6+0 / -6 | 0W / 2L |
| Feb 20, 2016 | LATTA Open February 2016Tournament · View matches | 1,534 | 1,534 | 0+0 / 0 | 0W / 3L |
| Jan 23, 2016 | LATTA OpenTournament · View matches · USATT readjusted 1,438 → 1,489 | 1,438 | 1,534 | +45+45 / 0 | 2W / 2L |
| Jan 17, 2016 | NW LA OpenTournament · View matches | 1,462 | 1,438 | -24+3 / -27 | 3W / 3L |
| Nov 21, 2015 | LATTA Madness OpenTournament · View matches | 1,454 | 1,462 | +8+8 / 0 | 1W / 2L |