Wins
28
Indexed tournament wins
Player record
John Porter
Losses
20
Indexed tournament losses
Matches
48
Decisive results
Win rate
58.3%
Across indexed matches
Peak rating
1,532
Highest rating in the available history.
Biggest upset
Stanley Wishniowski
1997 Arizona Open · Feb 23, 1997 · +182 rating
Open →Biggest loss
John Ballard
Arizona Open TTT · Mar 5, 1995 · -347 rating
Open →Most frequent opponent
C. Evan Oswald
4 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
10 tournament appearances · synced Aug 25, 2026, 2:24 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Sep 1, 2002 | Florida State ClosedTournament · View matches | 1,485 | 1,505 | +20+47 / -27 | 5W / 3L |
| May 3, 1997 | Sun City SeniorsTournament · View matches | 1,510 | 1,485 | -25+0 / -25 | 0W / 1L |
| Apr 26, 1997 | 1997 Arizona ClosedTournament · View matches | 1,521 | 1,510 | -11 | 2W / 2L |
| Feb 23, 1997 | 1997 Arizona OpenTournament · View matches · USATT readjusted 1,432 → 1,485 | 1,432 | 1,521 | +36+36 / 0 | 4W / 0L |
| Dec 8, 1996 | Arizona Open Winter Warm-upTournament · View matches | 1,471 | 1,432 | -39 | 4W / 3L |
| Dec 3, 1995 | Arizona Valley of the Sun OpenTournament · View matches | 1,485 | 1,471 | -14 | 2W / 3L |
| Aug 13, 1995 | AZ Summer Classic (Closed)Tournament · View matches | 1,480 | 1,485 | +5+8 / -3 | 2W / 1L |
| Mar 5, 1995 | Arizona Open TTTTournament · View matches | 1,532 | 1,480 | -52+0 / -52 | 0W / 3L |
| Dec 4, 1994 | Valley of the Sun Open TTTTournament · View matches | 1,521 | 1,532 | +11 | 5W / 2L |
| Aug 21, 1994 | 1994 Summer ClassicTournament · View matches | 1,513 | 1,521 | +8 | 4W / 2L |
1–10 of 10
Page 1 of 1