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 |
|---|---|---|---|---|---|
| Feb 8, 1998 | Maryland CircuitTournament · View matches | 1,266 | 1,234 | -32 | 4W / 4L |
| Jan 25, 1998 | MATTC January OpenTournament · View matches | 1,220 | 1,266 | +46+56 / -10 | 4W / 2L |
| Jan 18, 1998 | MDTTC January OpenTournament · View matches | 1,217 | 1,220 | +3+15 / -12 | 3W / 4L |
| Jan 11, 1998 | Maryland CircuitTournament · View matches | 1,192 | 1,217 | +25 | 4W / 1L |
| Dec 21, 1997 | US NationalsTournament · View matches | 1,256 | 1,192 | -64 | 2W / 7L |
| Dec 7, 1997 | Maryland Dec CircuitTournament · View matches | 1,260 | 1,256 | -4 | 8W / 2L |
| Nov 9, 1997 | Maryland November CircuitTournament · View matches | 1,264 | 1,260 | -4 | 2W / 2L |
| Nov 2, 1997 | MDTTC November OpenTournament · View matches | 1,258 | 1,264 | +6+13 / -7 | 4W / 2L |
| Oct 26, 1997 | MATTC October OpenTournament · View matches | 1,251 | 1,258 | +7+50 / -43 | 2W / 7L |
| Oct 12, 1997 | MDTTC October OpenTournament · View matches | 1,239 | 1,251 | +12 | 3W / 2L |
| Oct 5, 1997 | Maryland October CircuitTournament · View matches | 1,224 | 1,239 | +15+15 / 0 | 6W / 0L |
| Sep 28, 1997 | MATTC Septemter OpenTournament · View matches | 1,131 | 1,224 | +93 | 7W / 3L |
| Sep 21, 1997 | MDTTC September OpenTournament · View matches | 1,133 | 1,131 | -2+10 / -12 | 3W / 6L |
| Sep 14, 1997 | Maryland Sept CircuitTournament · View matches | 1,171 | 1,133 | -38 | 5W / 3L |
| Aug 17, 1997 | Sun TV OpenTournament · View matches | 1,207 | 1,164 | -43 | 3W / 5L |
| Aug 10, 1997 | Maryland August CircuitTournament · View matches | 1,205 | 1,222 | +17 | 3W / 2L |
| Jul 13, 1997 | Maryland July CircuitTournament · View matches | 1,192 | 1,205 | +13+24 / -11 | 2W / 2L |
| Jun 29, 1997 | Maryland Closed ChampionshipsTournament · View matches | 1,181 | 1,192 | +11+11 / 0 | 5W / 0L |
| Jun 22, 1997 | MdTTC June OpenTournament · View matches | 1,189 | 1,181 | -8 | 3W / 3L |
| Jun 8, 1997 | Maryland June CircuitTournament · View matches | 1,184 | 1,189 | +5 | 4W / 4L |