Wins
786
Indexed tournament wins
Player record
Vos, John
Losses
734
Indexed tournament losses
Matches
1,520
Decisive results
Win rate
51.7%
Across indexed matches
Peak rating
1,380
Highest rating in the available history.
Biggest upset
Scott, Michael
1996 U.S. Nationals · Dec 22, 1996 · +483 rating
Open →Biggest loss
Yousifauni, Shafi
NTTC July Open · Jul 21, 1996 · -687 rating
Open →Most frequent opponent
Branch, Michael
92 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
232 tournament appearances · synced Aug 9, 2026, 2:28 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| May 25, 1997 | MdTTC May OpenTournament · View matches | 1,204 | 1,184 | -20+13 / -33 | 3W / 3L |
| May 11, 1997 | Potomac Spring OpenTournament · View matches | 1,208 | 1,204 | -4+12 / -16 | 5W / 3L |
| May 4, 1997 | Maryland May CircuitTournament · View matches | 1,212 | 1,208 | -4+0 / -4 | 1W / 2L |
| Apr 20, 1997 | MdTTC April OpenTournament · View matches | 1,228 | 1,212 | -16 | 8W / 3L |
| Apr 13, 1997 | Maryland April CircuitTournament · View matches | 1,228 | 1,228 | 0+0 / 0 | 2W / 0L |
| Mar 16, 1997 | NJTTC March OpenTournament · View matches | 1,203 | 1,228 | +25+29 / -4 | 3W / 2L |
| Mar 9, 1997 | Maryland March CircuitTournament · View matches | 1,199 | 1,203 | +4 | 5W / 0L |
| Feb 9, 1997 | Maryland Feb CircuitTournament · View matches | 1,196 | 1,199 | +3+10 / -7 | 3W / 1L |
| Jan 25, 1997 | MATTC January OpenTournament · View matches | 1,191 | 1,196 | +5+15 / -10 | 4W / 4L |
| Jan 12, 1997 | Maryland Jan CircuitTournament · View matches | 1,177 | 1,191 | +14 | 3W / 1L |
| Dec 22, 1996 | 1996 U.S. NationalsTournament · View matches | 1,126 | 1,177 | +51+84 / -33 | 3W / 5L |
| Dec 15, 1996 | Maryland CircuitTournament · View matches | 1,134 | 1,126 | -8 | 5W / 1L |
| Nov 17, 1996 | MATTC November OpenTournament · View matches | 1,138 | 1,134 | -4+6 / -10 | 2W / 4L |
| Nov 10, 1996 | NTTC November OpenTournament · View matches | 1,146 | 1,138 | -8 | 4W / 2L |
| Nov 3, 1996 | Maryland CircuitTournament · View matches | 1,203 | 1,146 | -57+0 / -57 | 2W / 2L |
| Oct 13, 1996 | Maryland CircuitTournament · View matches | 1,202 | 1,203 | +1+1 / 0 | 4W / 0L |
| Oct 6, 1996 | NTTC October OpenTournament · View matches | 1,185 | 1,201 | +16+23 / -7 | 4W / 2L |
| Oct 6, 1996 | MATTC October OpenTournament · View matches | 1,201 | 1,202 | +1 | 2W / 5L |
| Sep 15, 1996 | NTTC September OpenTournament · View matches | 1,203 | 1,185 | -18 | 5W / 3L |
| Sep 8, 1996 | Maryland CircuitTournament · View matches | 1,185 | 1,203 | +18+26 / -8 | 4W / 1L |