Player record

Pietranczyk, Robert

ID 65077WAMaleInactive
Current rating1,137
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Wins

20

Indexed tournament wins

Losses

73

Indexed tournament losses

Matches

93

Decisive results

Win rate

21.5%

Across indexed matches

Peak rating

1,218

Highest rating in the available history.

Biggest upset

Faillace, Leonard

US Nationals · Dec 18, 1994 · +258 rating

Open →

Biggest loss

Arkadiy Ravin

2004 USA Nationals Championship · Dec 18, 2004 · -248 rating

Open →

Most frequent opponent

Daniel Koscielski

2 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

14 tournament appearances · synced Aug 8, 2026, 2:20 AM

DateTournamentRating inRating afterPoints changedRecord
Dec 20, 20142014 US National ChampionshipsTournament · View matches1,1661,137-292W / 4L
Dec 22, 20122012 U.S. NationalsTournament · View matches1,1821,166-161W / 3L
Dec 7, 20082008 Washington State OKI GolfTournament · View matches1,2181,182-36+2 / -381W / 3L
Dec 18, 20042004 USA Nationals ChampionshipTournament · View matches1,1591,218+594W / 5L
Dec 20, 20032003 USA TT National ChampionshipTournament · View matches1,2011,159-42+0 / -421W / 7L
Dec 17, 20002000 USATT National ChampionshipTournament · View matches1,1931,201+8+15 / -75W / 9L
Dec 19, 1999US NationalsTournament · View matches1,2011,193-81W / 8L
Dec 20, 19981998 USATT NationalsTournament · View matches · USATT readjusted 1,104 → 1,1611,1041,201+40+54 / -144W / 5L
Dec 22, 19961996 U.S. NationalsTournament · View matches1,1091,104-50W / 8L
May 5, 19961996 Seattle OpenTournament · View matches1,1151,109-6+0 / -60W / 6L
Dec 18, 1994US NationalsTournament · View matches1,0721,115+43+50 / -71W / 8L
Aug 6, 1994Seafair Pacific NW ChampionshiTournament · View matches1,0921,072-20+0 / -200W / 2L
Jul 23, 1994Seafair OpenTournament · View matches1,0961,092-4+0 / -40W / 2L
May 22, 1994Seattle OpenTournament · View matches · Initial rating 1,096Unrated1,096—0W / 3L