Leagues

    USBC has data for Hannah Y Ko starting from 2024.
    Sport/Challenge average conversions are located at the bottom of the page.

    Recent Composite Averages

    2026: 150 over 186 games (House)
    2025: 136 over 270 games (House)
    2024: 126 over 111 games (House)

    League Averages

    2025-2026

  • Generation Gap S26 (S) - data not found
    Jr Strikers W25 (W) - 151 over 93 games
    Generation Gap W25 (W) - 148 over 93 games

    2024-2025

  • Junior Strikers S25 (S) - 153 over 33 games
    Generation Gap S25 (S) - 143 over 36 games
    Jr. Strikers W24 (W) - 135 over 102 games
    Generation Gap W24 (W) - 129 over 99 games

    2023-2024

  • Generation Gap S24 (S) - 129 over 36 games
    Jr Strikers S24 (S) - 125 over 36 games
    Jr Strikers W2023 (W) - 125 over 36 games
    Generation Gap W23 (W) - 115 over 3 games


Memberships

    Hannah Y Ko does not have an active USBC membership at this time.

    Most Recent:

    Alameda County USBC - 2025-08-01 - 2026-07-31

    Past:

    Alameda County USBC - 2024-08-01 - 2025-07-31
    Alameda County USBC - 2023-08-01 - 2024-07-31

Honors

Open Championships

Entering Average: 137

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: 2024/25
153 (standard) -> 137 (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.