Leagues

    USBC has data for John M Rosky starting from 2023.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2025: 187 over 9 games (House)
    2025: 185 over 12 games (House)
    2024: 189 over 317 games (House)
    2024: 179 over 27 games (House)
    2023: 174 over 87 games (House)

    League Averages

    2024-2025

  • Sunday Fun (W) - 187 over 9 games
    Sunday Early Birds (W) - 185 over 12 games

    2023-2024

  • Sunday Fun (W) - 197 over 33 games
    Sunday Fun II (S) - 196 over 6 games
    Fil-AM II (S) - 193 over 24 games
    Strikes & Spares (W) - 191 over 24 games
    ORTC Mixed Classic (W) - 191 over 83 games
    NFL Partytime (W) - 191 over 6 games
    J.B. Bowling #2 (W) - 191 over 3 games
    Bobbi's Railroaded Express (W) - 187 over 45 games
    Storm Fil-AM (W) - 186 over 60 games
    Aloha Friday Invitational (W) - 184 over 9 games
    Kings & Queens II (S) - 181 over 21 games
    Summer Foxes and Hounds (S) - 179 over 27 games
    ADG Realty Trios Invitational (W) - 170 over 3 games

    2022-2023

  • ADG Realty Trios Invitational (W) - 195 over 3 games
    Las Vegas Filipino Bowler's Club Summer (S) - 176 over 42 games
    Sundowners II (W) - 171 over 42 games


Memberships

    John M Rosky does not have an active USBC membership at this time.

    Most Recent:

    Southern Nevada USBC - 2024-08-01 - 2025-07-31

    Past:

    Southern Nevada USBC - 2023-08-01 - 2024-07-31
    Southern Nevada USBC - 2022-08-01 - 2023-07-31

Honors

Open Championships

Entering Average: 170

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 9 games out of the required 27.

The Math

Highest league is from: 2023/24
197 (standard) -> 170 (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.

IGBO TAD

( gms)



Tournaments

This average is from Feb 1, 2025 until Feb 1, 2026.