Wins
4
Indexed tournament wins
Player record
Shumakova, Marina
Losses
4
Indexed tournament losses
Matches
8
Decisive results
Win rate
50.0%
Across indexed matches
Peak rating
2,264
Highest rating in the available history.
Biggest upset
Lee, Jacqueline
U.S. Open · Jul 5, 2008 · +161 rating
Open →Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Chun, Jin
1 match
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
3 tournament appearances · synced Aug 12, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 4, 2009 | US Open TT ChampionshipTournament · View matches | 2,236 | 2,264 | +28+30 / -2 | 2W / 2L |
| Jul 5, 2008 | U.S. OpenTournament · View matches | 2,206 | 2,236 | +30+30 / 0 | 1W / 1L |
| Jul 8, 2006 | U.S. OpenTournament · View matches · Initial rating 2,206 | Unrated | 2,206 | — | 1W / 1L |
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