Leagues

    USBC has data for Ross MacGregor starting from 2010.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2012: 211 over 51 games (House)
    2010: 205 over 30 games (Sport)

    League Averages

    2011-2012

  • M & S Vending Trio Scratch (W) - 211 over 51 games

    2009-2010

  • Monday PBA Scholarship (W) - 205 over 30 games


Memberships

    Ross MacGregor does not have an active USBC membership at this time.

    Most Recent:

    St Charles County USBC - 2011-08-01 - 2012-07-31

    Past:

    USBC HQ - 2011-08-01 - 2012-07-31
    USBC HQ - 2010-08-01 - 2011-07-31
    St Charles County USBC - 2009-08-01 - 2010-07-31
    USBC HQ - 2009-08-01 - 2010-07-31

Honors

Open Championships

Entering Average: 220

Why?

If a bowler does not have a 27 game Open Championship Average, use the Highest Sport Adjusted Average of the last three bowling seasons.
You currently have bowled 0 games out of the required 27.

The Math

Highest league is from:
245 (standard) -> 220 (sport)

Open Championships average is the most recent 27 games bowled at the Open Championships from 2016 through 2025. To search historical scores from the Open Championships Leaderboard click here.