Wins
211
Indexed tournament wins
Player record
Zefeng Chen
Losses
87
Indexed tournament losses
Matches
298
Decisive results
Win rate
70.8%
Across indexed matches
Peak rating
2,410
Highest rating in the available history.
Biggest upset
Judy Hugh
24th FIT Open · Mar 12, 2016 · +236 rating
Open →Biggest loss
William Feng
LYTTC October Open 2022 · Oct 8, 2022 · -348 rating
Open →Most frequent opponent
Alex Averin
11 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
45 tournament appearances · synced Aug 8, 2026, 2:53 PM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 23, 2019 | Westchester November 2019 OpenTournament · View matches | 2,336 | 2,375 | +39+43 / -4 | 6W / 1L |
| May 25, 2019 | Westchester May 2019 OpenTournament · View matches | 2,328 | 2,336 | +8+13 / -5 | 4W / 1L |
| Apr 27, 2019 | Westchester April 2019 OpenTournament · View matches | 2,324 | 2,328 | +4+8 / -4 | 4W / 1L |
| Mar 30, 2019 | Westchester March 2019 OpenTournament · View matches | 2,291 | 2,324 | +33+50 / -17 | 2W / 2L |
| Feb 23, 2019 | Westchester February 2019 OpenTournament · View matches | 2,321 | 2,291 | -30+13 / -43 | 3W / 4L |
| Dec 29, 2018 | Westchester December 2018 OpenTournament · View matches | 2,322 | 2,321 | -1+11 / -12 | 3W / 2L |
| Nov 23, 2018 | JOOLA North American TeamsTournament · View matches | 2,307 | 2,322 | +15 | 21W / 4L |
| Jun 23, 2018 | Westchester June 2018 OpenTournament · View matches | 2,315 | 2,307 | -8+2 / -10 | 3W / 2L |
| Mar 4, 2018 | Mayor's Cup 2018Tournament · View matches | 2,313 | 2,315 | +2+2 / 0 | 5W / 0L |
| Feb 10, 2018 | PSAL Individual Championship 2018Tournament · View matches | 2,307 | 2,313 | +6+6 / 0 | 4W / 0L |
| Jan 27, 2018 | AYTTO January 2018 Invitational Tournament · View matches | 2,301 | 2,307 | +6 | 6W / 0L |
| Nov 24, 2017 | 20th Annual North American Team Championship Powered By JOOLATournament · View matches | 2,329 | 2,301 | -28+0 / -28 | 0W / 7L |
| Jun 25, 2017 | Westchester 2017 June OpenTournament · View matches | 2,353 | 2,329 | -24+9 / -33 | 3W / 2L |
| Feb 25, 2017 | Westchester 2017 February OpenTournament · View matches | 2,332 | 2,353 | +21+63 / -42 | 9W / 2L |
| Jan 28, 2017 | Westchester 2017 January OpenTournament · View matches | 2,342 | 2,332 | -10+0 / -10 | 1W / 2L |
| Dec 10, 2016 | Westchester 2016 December OpenTournament · View matches | 2,343 | 2,342 | -1+7 / -8 | 4W / 1L |
| Nov 25, 2016 | 2016 Butterfly Thanksgiving TeamsTournament · View matches | 2,410 | 2,343 | -67+38 / -105 | 9W / 7L |
| Oct 1, 2016 | James Ke Cup (LYTTC October Open)Tournament · View matches · USATT readjusted 2,255 → 2,389 | 2,255 | 2,410 | +21+28 / -7 | 5W / 1L |
| Sep 3, 2016 | LYTTC September OpenTournament · View matches | 2,258 | 2,255 | -3+0 / -3 | 1W / 2L |
| Jul 16, 2016 | NJ Chinese Festival Olympic CupTournament · View matches · USATT readjusted 2,173 → 2,225 | 2,173 | 2,258 | +33+33 / 0 | 6W / 0L |