Player record

Szostak, Krzysztof

ID 88459ILMaleInactive
Current rating2,065
Back to ratingsCompare player

Wins

257

Indexed tournament wins

Losses

191

Indexed tournament losses

Matches

448

Decisive results

Win rate

57.4%

Across indexed matches

Peak rating

2,086

Highest rating in the available history.

Biggest upset

Darren Tang

America's Team Championship · May 25, 2019 · +178 rating

Open →

Biggest loss

Sivkov, Roman

2018 Aurora Cup · Jan 12, 2018 · -202 rating

Open →

Most frequent opponent

Igor Falchuk

15 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

58 tournament appearances · synced Aug 10, 2026, 2:16 AM

DateTournamentRating inRating afterPoints changedRecord
Jan 17, 20202020 Aurora CupTournament · View matches2,0802,065-15+1 / -162W / 1L
Sep 28, 20192019 Aurora Fall OpenTournament · View matches2,0732,080+7+21 / -143W / 4L
May 25, 2019America's Team ChampionshipTournament · View matches · USATT readjusted 1,991 → 2,0631,9912,073+10+62 / -528W / 7L
Jan 18, 20192019 Aurora CupTournament · View matches1,9911,9910+26 / -267W / 3L
Nov 3, 2018Fall OpenTournament · View matches2,0041,991-13+10 / -231W / 6L
Sep 29, 20182018 Aurora Fall OpenTournament · View matches2,0162,004-12+22 / -343W / 4L
Jul 29, 2018Vernon Hills Summer OpenTournament · View matches2,0122,016+4+6 / -22W / 1L
May 26, 2018America's Team ChampionshipTournament · View matches2,0442,012-32+27 / -596W / 5L
Feb 10, 2018Chinese New Year OpenTournament · View matches2,0322,044+12+26 / -145W / 2L
Jan 12, 20182018 Aurora CupTournament · View matches2,0782,032-46+0 / -461W / 2L
Oct 28, 2017South Shore Sports & Butterfly OpenTournament · View matches2,0862,078-8+11 / -196W / 2L
Oct 7, 2017Vernon Hills Giant RR Teams TournamentTournament · View matches2,0832,086+3+23 / -204W / 3L
May 27, 2017America's Team ChampionshipTournament · View matches2,0262,083+57+86 / -294W / 7L
Mar 25, 2017Spring OpenTournament · View matches2,0282,026-2+3 / -51W / 4L
Jan 13, 20172017 Aurora CupTournament · View matches2,0202,028+8+18 / -106W / 2L
Oct 1, 20162016 Aurora Fall OpenTournament · View matches1,9982,020+22+30 / -86W / 1L
Jul 24, 20162016 Aurora Summer OpenTournament · View matches2,0051,998-7+1 / -82W / 1L
Jun 25, 2016Illinois State ChampionshipsTournament · View matches1,9742,005+31+61 / -306W / 2L
May 28, 2016America's Team ChampionshipTournament · View matches2,0141,974-40+3 / -432W / 7L
May 7, 2016Windy City OpenTournament · View matches2,0252,014-11+16 / -272W / 5L