Player record

Weiner, Mark Nathan

ID 91277PAMaleInactive
Current rating1,350
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Wins

11

Indexed tournament wins

Losses

42

Indexed tournament losses

Matches

53

Decisive results

Win rate

20.8%

Across indexed matches

Peak rating

1,350

Highest rating in the available history.

Biggest upset

Li, Eric

Butterfly MDTTC August Open · Aug 25, 2013 · +382 rating

Open →

Biggest loss

Zhang, Bowen

Butterfly MDTTC August Open · Aug 25, 2013 · -414 rating

Open →

Most frequent opponent

Byler, Erwin

2 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

4 tournament appearances · synced Aug 9, 2026, 2:23 AM

DateTournamentRating inRating afterPoints changedRecord
May 14, 20162016 Pittsburgh Steel City OpenTournament · View matches1,3341,350+16+40 / -242W / 6L
Dec 15, 2013LYTTC December OpenTournament · View matches1,3411,334-74W / 14L
Aug 25, 2013Butterfly MDTTC August OpenTournament · View matches1,2731,341+68+100 / -322W / 10L
Jun 8, 2013Newgy Akron OpenTournament · View matches · Initial rating 1,273Unrated1,273-17+24 / -413W / 12L