Wins
38
Indexed tournament wins
Player record
Mark Mandelstam
Losses
39
Indexed tournament losses
Matches
77
Decisive results
Win rate
49.4%
Across indexed matches
Peak rating
1,695
Highest rating in the available history.
Biggest upset
Jane Wu
2015 U.S. Open · Jul 11, 2015 · +543 rating
Open →Biggest loss
Vlad Dumitriu
2015 BTTC Fall Open · Sep 20, 2015 · -217 rating
Open →Most frequent opponent
Hyun Ook Ryu
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
7 tournament appearances · synced Aug 26, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Sep 24, 2022 | SPTTC SEPTEMBER GIANT RR & DOUBLES TOURNAMENTTournament · View matches | 1,680 | 1,653 | -27+8 / -35 | 7W / 4L |
| Jul 22, 2017 | 2017 SPTTC July OpenTournament · View matches | 1,695 | 1,680 | -15+12 / -27 | 4W / 6L |
| Dec 12, 2016 | 2016 US OpenTournament · View matches · USATT readjusted 1,359 → 1,660 | 1,359 | 1,695 | +35+105 / -70 | 10W / 8L |
| Sep 20, 2015 | 2015 BTTC Fall OpenTournament · View matches | 1,382 | 1,359 | -23+15 / -38 | 5W / 2L |
| Aug 23, 2015 | 2015 Seattle OpenTournament · View matches | 1,463 | 1,382 | -81+0 / -81 | 1W / 6L |
| Jul 11, 2015 | 2015 U.S. Open Tournament · View matches | 1,129 | 1,463 | +334 | 11W / 10L |
| Mar 22, 2015 | 2015 BTTC Spring OpenTournament · View matches · Initial rating 1,135 | Unrated | 1,135 | — | 0W / 3L |
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