Wins
6
Indexed tournament wins
Player record
Markle, David
Losses
23
Indexed tournament losses
Matches
29
Decisive results
Win rate
20.7%
Across indexed matches
Peak rating
1,380
Highest rating in the available history.
Biggest upset
Douglas Kleinhammer
Rochester NY Open Giant RR · Feb 22, 2009 · +7 rating
Open →Biggest loss
Ferriter, Tim
Rochester NY Open Giant RR · Feb 22, 2009 · -436 rating
Open →Most frequent opponent
Douglas Kleinhammer
3 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
3 tournament appearances · synced Aug 10, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Feb 22, 2009 | Rochester NY Open Giant RRTournament · View matches | 1,318 | 1,200 | -118 | 1W / 5L |
| Feb 24, 2008 | 2008 Rochester New York OpenTournament · View matches | 1,380 | 1,318 | -62+7 / -69 | 1W / 8L |
| Feb 28, 1999 | NY Open Circuit - Rochester GiTournament · View matches · Initial rating 1,380 | Unrated | 1,380 | — | 4W / 10L |
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