Wins
153
Indexed tournament wins
Player record
Dennis Keppen
Losses
150
Indexed tournament losses
Matches
303
Decisive results
Win rate
50.5%
Across indexed matches
Peak rating
1,638
Highest rating in the available history.
Biggest upset
Fahlstrom, Ragnar
Huntsman World Senior Games · Oct 10, 2013 · +268 rating
Open →Biggest loss
Dabestani, Awtrin
SOAR Open · Nov 16, 2008 · -457 rating
Open →Most frequent opponent
George Taplin
7 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
40 tournament appearances · synced Aug 8, 2026, 2:39 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| May 1, 2011 | Arizona ClosedTournament · View matches | 1,448 | 1,440 | -8+15 / -23 | 3W / 4L |
| Mar 27, 2011 | Grand Canyon State Winter GamesTournament · View matches | 1,423 | 1,448 | +25+25 / 0 | 3W / 0L |
| Feb 13, 2011 | Arizona OpenTournament · View matches | 1,385 | 1,423 | +38+44 / -6 | 6W / 2L |
| Oct 7, 2010 | Huntsman World Senior Games (Open)Tournament · View matches | 1,393 | 1,385 | -8+0 / -8 | 0W / 3L |
| Sep 26, 2010 | Best of the West OpenTournament · View matches | 1,376 | 1,393 | +17+25 / -8 | 4W / 1L |
| Jul 31, 2010 | Schaumburg Summer OpenTournament · View matches | 1,332 | 1,376 | +44+63 / -19 | 5W / 3L |
| Jul 18, 2010 | Arizona SizzlerTournament · View matches | 1,315 | 1,332 | +17+33 / -16 | 5W / 1L |
| May 31, 2010 | Grand Canyon State Summer GamesTournament · View matches | 1,338 | 1,315 | -23+0 / -23 | 1W / 2L |
| May 2, 2010 | Arizona ClosedTournament · View matches | 1,362 | 1,338 | -24+0 / -24 | 0W / 3L |
| Feb 21, 2010 | Arizona OpenTournament · View matches | 1,358 | 1,362 | +4+14 / -10 | 3W / 1L |
| Dec 19, 2009 | 2009 US NationalsTournament · View matches | 1,383 | 1,358 | -25+6 / -31 | 2W / 3L |
| Dec 6, 2009 | Valley of the SunTournament · View matches | 1,411 | 1,383 | -28+7 / -35 | 4W / 3L |
| Oct 4, 2009 | Arizona SizzlerTournament · View matches · USATT readjusted 1,257 → 1,374 | 1,257 | 1,411 | +37+53 / -16 | 6W / 4L |
| May 17, 2009 | Arizona ClosedTournament · View matches | 1,227 | 1,257 | +30+37 / -7 | 3W / 4L |
| Mar 29, 2009 | 2009 Winter Grand Canyon StateTournament · View matches | 1,269 | 1,227 | -42+9 / -51 | 6W / 3L |
| Feb 22, 2009 | Arizona OpenTournament · View matches | 1,236 | 1,269 | +33+38 / -5 | 7W / 2L |
| Dec 7, 2008 | Valley of the Sun OpenTournament · View matches | 1,247 | 1,236 | -11+48 / -59 | 6W / 4L |
| Nov 16, 2008 | SOAR OpenTournament · View matches | 1,294 | 1,247 | -47+33 / -80 | 4W / 9L |
| May 4, 2008 | Arizona ClosedTournament · View matches | 1,287 | 1,294 | +7+7 / 0 | 5W / 0L |
| Mar 30, 2008 | Grand Canyon State Winter GamesTournament · View matches · Initial rating 1,287 | Unrated | 1,287 | — | 3W / 0L |
21–40 of 40
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