Wins
598
Indexed tournament wins
Player record
Mark Kobernick
Losses
433
Indexed tournament losses
Matches
1,031
Decisive results
Win rate
58.0%
Across indexed matches
Peak rating
1,857
Highest rating in the available history.
Biggest upset
Tan, Rendinald
Tri-Cities Fall Open Double RR · Oct 19, 2008 · +436 rating
Open →Biggest loss
Pifer, Fletcher
2009 Rose City Open · Jun 28, 2009 · -910 rating
Open →Most frequent opponent
Mason, William
21 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
104 tournament appearances · synced Aug 8, 2026, 3:32 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 22, 2007 | Tri-Cities Spring Open Double Tournament · View matches | 1,531 | 1,539 | +8+23 / -15 | 8W / 2L |
| Apr 7, 2007 | Bill Mason Memorial OpenTournament · View matches | 1,659 | 1,531 | -128+2 / -130 | 2W / 5L |
| Oct 15, 2006 | Tri-City Fall Open Double RRTournament · View matches | 1,656 | 1,659 | +3+7 / -4 | 5W / 4L |
| Jul 8, 2006 | U.S. OpenTournament · View matches | 1,676 | 1,656 | -20 | 7W / 7L |
| Jun 18, 2006 | 2006 Rose City OpenTournament · View matches | 1,714 | 1,676 | -38 | 7W / 7L |
| Apr 9, 2006 | Tri-City Spring Open Double RRTournament · View matches | 1,709 | 1,714 | +5+5 / 0 | 9W / 1L |
| Mar 5, 2006 | U.S. Open Teams TT ChampionshipTournament · View matches | 1,681 | 1,709 | +28+32 / -4 | 7W / 7L |
| Jun 18, 2005 | 2005 Rose City OpenTournament · View matches | 1,667 | 1,681 | +14 | 5W / 2L |
| May 29, 2005 | 2005 Bob Viducich WA OpenTournament · View matches | 1,695 | 1,667 | -28 | 7W / 8L |
| Apr 17, 2005 | Tri-Cities Spring Open Dbl. RRTournament · View matches | 1,678 | 1,695 | +17+34 / -17 | 7W / 3L |
| Oct 17, 2004 | Tri-Cities Fall Open Double RRTournament · View matches | 1,683 | 1,678 | -5+19 / -24 | 5W / 3L |
| Jun 13, 2004 | Rose City OpenTournament · View matches | 1,552 | 1,683 | +131 | 13W / 7L |
| May 8, 2004 | Chemeketa Spring OpenTournament · View matches | 1,556 | 1,552 | -4+4 / -8 | 4W / 3L |
| Apr 18, 2004 | Tri-Cities Spring Open Double Tournament · View matches | 1,579 | 1,556 | -23+4 / -27 | 7W / 2L |
| Dec 20, 2003 | 2003 USA TT National ChampionshipTournament · View matches | 1,633 | 1,579 | -54 | 9W / 9L |
| Oct 19, 2003 | Tri Cities Fall Open Double RRTournament · View matches · USATT readjusted 1,543 → 1,600 | 1,543 | 1,633 | +33+33 / 0 | 8W / 1L |
| Sep 20, 2003 | Biggest Little Reno-Sparks TT Tournament · View matches | 1,596 | 1,543 | -53+24 / -77 | 6W / 8L |
| Aug 17, 2003 | Portland Summer OpenTournament · View matches | 1,591 | 1,596 | +5+18 / -13 | 3W / 5L |
| Jun 8, 2003 | Paddle Palace 2003 Seattle OpenTournament · View matches | 1,602 | 1,591 | -11 | 5W / 4L |
| May 10, 2003 | Chemeketa Spring OpenTournament · View matches | 1,609 | 1,602 | -7+0 / -7 | 4W / 3L |