Scratch peak
USBC bowler profile
Michael Petrella
Scratch Mainstay
370-9247
Bowling since 2001
200+ peak
200+ career avg
250 games
Lifetime average
203.8
Lifetime games
432
Highest average
215
Career honors
0
What this profile flair means
Scratch peak aura
The nameplate aura reflects a highest recorded league average of 215.
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 2001. Sport and challenge conversions are summarized below.
Recent composite averages
2005
House
2004
House
2003
House
2001
House
League averages
2004-2005
Satellite 04-05
· W
Summer Suncoast Scratch
· S
Suncoast Scratch
· W
Tarpon Mens League
· W
Monday Night N.F.L.
· W
2003-2004
Winter Suncoast Scratch
· W
Suncoast Scratch Summer
· S
2002-2003
Suncoast Scratch
· W
Tuesday Night Classic
· W
Wayne Akers Ford Wed Mens
· W
2001-2002
Wednesday Mens League
· W
2000-2001
Early Wednesday Mens
· W
USBC standing
Memberships
Palm Beach County USBC BA
Most recent
Palm Beach County USBC BA
Past
Palm Beach County USBC BA
Past
Palm Beach County USBC BA
Past
Palm Beach County USBC BA
Past
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
The Open Championships average uses the most recent 27 games bowled from 2016 through 2025. Search historical championship scores.