Wins
34
Indexed tournament wins
Player record
Koffman, Darren
Losses
106
Indexed tournament losses
Matches
140
Decisive results
Win rate
24.3%
Across indexed matches
Peak rating
861
Highest rating in the available history.
Biggest upset
Kaltenbach, Victor
2011 Lindenwood March Open · Mar 13, 2011 · +389 rating
Open →Biggest loss
Falco, Alexander
2010 Lindenwood September Open · Sep 26, 2010 · -251 rating
Open →Most frequent opponent
Cui, Amy
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
11 tournament appearances · synced Aug 12, 2026, 2:35 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 7, 2013 | 2013 Lindenwood April OpenTournament · View matches | 810 | 861 | +51+77 / -26 | 3W / 12L |
| Sep 23, 2012 | 2012 Lindenwood September OpenTournament · View matches | 788 | 810 | +22 | 8W / 9L |
| May 13, 2012 | 2012 Saint Peters May OpenTournament · View matches | 761 | 788 | +27 | 3W / 9L |
| Apr 1, 2012 | 2012 Lindenwood April OpenTournament · View matches | 731 | 761 | +30 | 2W / 7L |
| Nov 13, 2011 | South Shore Sports/Butterfly OpenTournament · View matches | 629 | 731 | +102 | 3W / 4L |
| Sep 25, 2011 | 2011 Lindenwood September OpenTournament · View matches | 659 | 629 | -30 | 5W / 12L |
| Aug 14, 2011 | 2011 Indiana OpenTournament · View matches | 659 | 659 | 0 | 1W / 11L |
| Apr 10, 2011 | 2011 St. Peters April OpenTournament · View matches | 448 | 659 | +211 | 5W / 7L |
| Mar 13, 2011 | 2011 Lindenwood March OpenTournament · View matches | 409 | 448 | +39+55 / -16 | 2W / 14L |
| Sep 26, 2010 | 2010 Lindenwood September OpenTournament · View matches | 429 | 409 | -20 | 2W / 14L |
| Jul 18, 2010 | 2010 Lindenwood July OpenTournament · View matches · Initial rating 429 | Unrated | 429 | — | 0W / 7L |
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