Scratch peak
USBC bowler profile
David Kroll
Scratch Mainstay
8219-82743
Bowling since 2008
200+ peak
200+ career avg
250 games
Lifetime average
200.29
Lifetime games
338
Highest average
209
Career honors
0
What this profile flair means
Scratch peak aura
The nameplate aura reflects a highest recorded league average of 209.
Scratch Mainstay
Awarded for maintaining a career average of at least 200.
Honor pins
Pins appear after a recognized 300 game, 800 or 900 series, or 11-in-a-row award.
Milestone marks
These celebrate peak average, career average, recorded games, and accumulated honors separately.
Historical records
League History
USBC records begin in 2008. Sport and challenge conversions are summarized below.
Recent composite averages
Year2012
Type
House
Average205
Games102
Year2011
Type
House
Average203
Games54
Year2010
Type
House
Average200
Games93
League averages
2011-2012
League
Totally Twisted Tuesdays
SeasonW
Average209
Games51
League
Totally Twisted Tuesdays II
SeasonW
Average202
Games51
2010-2011
League
Totally Twisted Tuesdays II
SeasonW
Average203
Games54
2009-2010
League
Totally Twisted Tuesdays II
SeasonW
Average207
Games48
League
Totally Twisted Tuesdays
SeasonW
Average191
Games45
Show earlier league averages Hide earlier league averages
2008-2009
League
Totally Twisted Tuesdays II
SeasonW
Average192
Games47
2007-2008
League
Totally Twisted Tuesdays II
SeasonW
Average198
Games42
USBC standing
Memberships
AssociationGr Denver USBC
StatusMost recent
From2011-08-01
Through2012-07-31
AssociationGr Denver USBC
StatusPast
From2010-08-01
Through2011-07-31
AssociationGr Denver USBC
StatusPast
From2009-08-01
Through2010-07-31
AssociationGr Denver USBC
StatusPast
From2008-08-01
Through2009-07-31
AssociationGr Denver USBC
StatusPast
From2007-08-01
Through2008-07-31
Career milestones
Honors
0900 series
0800 series
0300 games
011 in a row
Tournament history
Open Championships
Adjusted entering average
220
How it was calculated
The highest sport-adjusted average from the last three bowling seasons is used until 27 Open Championship games are available.
245 → 220
Your Open Championships average is calculated from your 27 most recent games bowled between 2018 and 2026.
Search historical Open Championships scores.