Wins
25
Indexed tournament wins
Player record
Cotton, John (Jack)
Losses
120
Indexed tournament losses
Matches
145
Decisive results
Win rate
17.2%
Across indexed matches
Peak rating
762
Highest rating in the available history.
Biggest upset
Calcagno, Brent
Rochester Giant RR-2000 · Mar 4, 2000 · +361 rating
Open →Biggest loss
Wawrzaszek, Zack
Rochester NY Open Giant RR · Feb 22, 2009 · -419 rating
Open →Most frequent opponent
L. Badger
6 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
17 tournament appearances · synced Aug 9, 2026, 2:33 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 15, 2014 | GVTTC Giant Round RobinTournament · View matches | 484 | 489 | +5 | 1W / 5L |
| Mar 3, 2013 | Rochester OpenTournament · View matches | 490 | 484 | -6 | 0W / 11L |
| Feb 27, 2011 | 2011 Rochester NY OpenTournament · View matches | 514 | 490 | -24 | 0W / 6L |
| Feb 22, 2009 | Rochester NY Open Giant RRTournament · View matches | 585 | 514 | -71 | 6W / 10L |
| Feb 24, 2008 | 2008 Rochester New York OpenTournament · View matches | 674 | 585 | -89+20 / -109 | 1W / 14L |
| Feb 25, 2007 | 2007 Rochester Giant RRTournament · View matches | 687 | 674 | -13 | 2W / 7L |
| Nov 12, 2006 | GVTTC 2006 Two-Person Team ChampionshipTournament · View matches | 597 | 687 | +90 | 1W / 3L |
| Oct 9, 2004 | Rochester OpenTournament · View matches | 601 | 597 | -4+13 / -17 | 2W / 7L |
| Nov 8, 2003 | Rochester OpenTournament · View matches | 602 | 601 | -1 | 1W / 4L |
| Mar 2, 2003 | 2003 Rochester Giant RRTournament · View matches | 762 | 602 | -160 | 1W / 17L |
| Nov 2, 2002 | Walt Stephens Memorial Open 2002Tournament · View matches | 670 | 762 | +92 | 2W / 1L |
| Oct 28, 2001 | Wallt Stephens Memorial OpenTournament · View matches | 690 | 670 | -20 | 0W / 6L |
| Mar 3, 2001 | Rochester Giant RRTournament · View matches | 672 | 690 | +18 | 4W / 6L |
| Jan 27, 2001 | Midtown Athletic Center Open-NTournament · View matches | 673 | 672 | -1+0 / -1 | 0W / 6L |
| Mar 4, 2000 | Rochester Giant RR-2000Tournament · View matches | 450 | 673 | +223 | 3W / 6L |
| Jan 29, 2000 | Midtown Athletic Club TTTTournament · View matches | 450 | 450 | 0+0 / 0 | 0W / 3L |
| Nov 6, 1999 | Rochester Get Acquainted OpenTournament · View matches · Initial rating 450 | Unrated | 450 | — | 1W / 8L |
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