Wins
22
Indexed tournament wins
Player record
Mark Pearson
Losses
29
Indexed tournament losses
Matches
51
Decisive results
Win rate
43.1%
Across indexed matches
Peak rating
1,636
Highest rating in the available history.
Biggest upset
Not enough data
No qualifying upset available.
Biggest loss
David Gruber
22nd Louisiana Open · Mar 16, 1997 · -109 rating
Open →Most frequent opponent
David Gruber
3 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
6 tournament appearances · synced Aug 26, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Aug 9, 1998 | St. Louis Gateway Open 2 Star TournamentTournament · View matches | 1,587 | 1,569 | -18+0 / -18 | 0W / 9L |
| Sep 6, 1997 | Decatur OpenTournament · View matches | 1,582 | 1,587 | +5 | 4W / 4L |
| Mar 16, 1997 | 22nd Louisiana OpenTournament · View matches | 1,584 | 1,582 | -2+18 / -20 | 7W / 3L |
| Sep 22, 1996 | Louisiana OpenTournament · View matches | 1,600 | 1,584 | -16 | 7W / 4L |
| Sep 7, 1996 | 1996 Decatur OpenTournament · View matches | 1,636 | 1,600 | -36+0 / -36 | 2W / 5L |
| Apr 20, 1996 | 1996 Alabama ClosedTournament · View matches · Initial rating 1,636 | Unrated | 1,636 | -13+10 / -23 | 2W / 4L |
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