Wins
260
Indexed tournament wins
Player record
Jiri Mracek
Losses
189
Indexed tournament losses
Matches
449
Decisive results
Win rate
57.9%
Across indexed matches
Peak rating
1,987
Highest rating in the available history.
Biggest upset
Henderson, Kent
Rocky Mountain Open · Sep 9, 1995 · +210 rating
Open →Biggest loss
Walker, Steven R.
Colorado Spring Invitational · Mar 29, 1997 · -382 rating
Open →Most frequent opponent
Jack Middlecoff
10 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
52 tournament appearances · synced Aug 9, 2026, 4:22 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jan 26, 1997 | Colorado Winter OpenTournament · View matches | 1,601 | 1,610 | +9+18 / -9 | 2W / 4L |
| Sep 28, 1996 | Casper OpenTournament · View matches | 1,521 | 1,601 | +80 | 4W / 3L |
| Aug 31, 1996 | Colorado August OpenTournament · View matches | 1,512 | 1,521 | +9+18 / -9 | 6W / 7L |
| May 18, 1996 | 11th Annual Paul Cracraft MemoTournament · View matches | 1,526 | 1,512 | -14 | 1W / 2L |
| Mar 30, 1996 | Colorado Spring OpenTournament · View matches | 1,507 | 1,526 | +19+20 / -1 | 4W / 6L |
| Jan 27, 1996 | Colorado New Year OpenTournament · View matches | 1,512 | 1,507 | -5 | 4W / 3L |
| Jan 21, 1996 | Lincoln OpenTournament · View matches | 1,529 | 1,512 | -17 | 4W / 5L |
| Dec 18, 1995 | USATT National ChampionshipsTournament · View matches | 1,413 | 1,529 | +116 | 9W / 4L |
| Oct 28, 1995 | Colorado Fall OpenTournament · View matches | 1,424 | 1,413 | -11+2 / -13 | 2W / 5L |
| Sep 9, 1995 | Rocky Mountain OpenTournament · View matches | 1,361 | 1,424 | +63 | 6W / 6L |
| Jul 23, 1995 | Colorado Springs July OpenTournament · View matches | 1,363 | 1,361 | -2+1 / -3 | 2W / 1L |
| May 20, 1995 | 10th Annual Paul Cracraft MemoTournament · View matches · Initial rating 1,363 | Unrated | 1,363 | — | 3W / 4L |
41–52 of 52
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