Wins
26
Indexed tournament wins
Player record
Sapozhnikov, Boris
Losses
21
Indexed tournament losses
Matches
47
Decisive results
Win rate
55.3%
Across indexed matches
Peak rating
2,033
Highest rating in the available history.
Biggest upset
Hamilton, Er
Sam Lima Labor Day Weekend Tou · Sep 4, 1994 · +162 rating
Open →Biggest loss
Agarwal, Vineet
Cinco De Mayo · May 7, 1994 · -251 rating
Open →Most frequent opponent
Peter Chen
3 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
6 tournament appearances · synced Aug 9, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| May 27, 2001 | Golden State Open - CATournament · View matches | 2,033 | 1,993 | -40+6 / -46 | 4W / 4L |
| Jun 25, 2000 | Golden Gate Open on the North Tournament · View matches | 2,005 | 2,033 | +28+29 / -1 | 6W / 3L |
| May 28, 2000 | Golden State OpenTournament · View matches | 2,010 | 2,005 | -5 | 4W / 5L |
| Sep 5, 1999 | 1999 Sam Lima MemorialTournament · View matches | 2,011 | 2,010 | -1+2 / -3 | 2W / 3L |
| Sep 4, 1994 | Sam Lima Labor Day Weekend TouTournament · View matches · USATT readjusted 1,907 → 1,972 | 1,907 | 2,011 | +39+44 / -5 | 6W / 2L |
| May 7, 1994 | Cinco De MayoTournament · View matches | 1,977 | 1,907 | -70 | 4W / 4L |
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