Wins
412
Indexed tournament wins
Player record
Ralph Guillory
Losses
446
Indexed tournament losses
Matches
858
Decisive results
Win rate
48.0%
Across indexed matches
Peak rating
1,890
Highest rating in the available history.
Biggest upset
Boris Livshin
Hawthorne/Northrop Open · Mar 13, 1994 · +370 rating
Open →Biggest loss
Sara Gulabani
2018 Butterfly Southeastern Open · Oct 19, 2018 · -987 rating
Open →Most frequent opponent
Fahlstrom, Ragnar
9 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
122 tournament appearances · synced Aug 8, 2026, 3:34 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 18, 2015 | 2015 Triangle October OpenTournament · View matches | 1,700 | 1,650 | -50+5 / -55 | 6W / 2L |
| Dec 6, 2014 | 16th Butterfly Cape Fear OpenTournament · View matches | 1,718 | 1,700 | -18+0 / -18 | 4W / 3L |
| Nov 16, 2014 | Triangle 4-Star November OpenTournament · View matches | 1,756 | 1,718 | -38+6 / -44 | 4W / 3L |
| Oct 21, 2014 | 2014 10K North Carolina OpenTournament · View matches | 1,768 | 1,756 | -12 | 5W / 6L |
| Aug 17, 2014 | Triangle August 2014 OpenTournament · View matches | 1,756 | 1,768 | +12+12 / 0 | 7W / 0L |
| Jun 2, 2013 | Meiklejohn North American Seniors OpenTournament · View matches | 1,756 | 1,756 | 0+20 / -20 | 5W / 2L |
| Jun 24, 2012 | California State OpenTournament · View matches | 1,777 | 1,756 | -21+4 / -25 | 2W / 1L |
| Jun 3, 2012 | Meiklejohn North American Seniors OpenTournament · View matches | 1,784 | 1,777 | -7 | 1W / 1L |
| Apr 1, 2012 | Goldern Western OpenTournament · View matches | 1,786 | 1,784 | -2+2 / -4 | 1W / 1L |
| Aug 28, 2011 | Pacific Coast OpenTournament · View matches | 1,772 | 1,786 | +14+20 / -6 | 1W / 2L |
| Mar 27, 2011 | Golden Western OpenTournament · View matches | 1,730 | 1,772 | +42+51 / -9 | 4W / 2L |
| Jun 27, 2010 | California State OpenTournament · View matches | 1,748 | 1,730 | -18+0 / -18 | 0W / 2L |
| Jun 6, 2010 | Meiklejohn North American Seniors OpenTournament · View matches | 1,766 | 1,748 | -18+0 / -18 | 0W / 2L |
| Mar 28, 2010 | Golden Western OpenTournament · View matches | 1,848 | 1,766 | -82+13 / -95 | 3W / 5L |
| Dec 6, 2009 | LATTA OpenTournament · View matches | 1,873 | 1,848 | -25+0 / -25 | 1W / 1L |
| Nov 1, 2009 | LATTA OpenTournament · View matches | 1,735 | 1,873 | +138 | 5W / 5L |
| Aug 30, 2009 | LATTA OpenTournament · View matches | 1,746 | 1,735 | -11+13 / -24 | 1W / 8L |
| Jun 7, 2009 | Meiklejohn North American SeniTournament · View matches | 1,749 | 1,746 | -3+0 / -3 | 1W / 3L |
| May 31, 2009 | California State OpenTournament · View matches | 1,748 | 1,749 | +1 | 1W / 2L |
| Apr 26, 2009 | 2009 San Diego OpenTournament · View matches | 1,742 | 1,748 | +6+15 / -9 | 7W / 3L |