Player record

Diepenhorst, Derek

ID 117595MIMaleInactive
Current rating677

Wins

1

Indexed tournament wins

Losses

6

Indexed tournament losses

Matches

7

Decisive results

Win rate

14.3%

Across indexed matches

Peak rating

683

Highest rating in the available history.

Biggest upset

Not enough data

No qualifying upset available.

Biggest loss

Not enough data

No qualifying loss available.

Most frequent opponent

Belbase, Shraddha

2 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

2 tournament appearances · synced Aug 11, 2026, 2:30 AM

DateTournamentRating inRating afterPoints changedRecord
Apr 28, 20232023 USATT Michigan State ChampionshipsTournament · View matches683677-6+0 / -60W / 2L
Mar 17, 201854th St.Joseph Valley OpenTournament · View matches · Initial rating 683Unrated683-2+6 / -81W / 4L