USBC Junior Gold Sport

2009 USBC Junior Gold Short

Junior Gold

The 2009 USBC Junior Gold Short is a 35-foot pattern with medium oil volume (23mL total) and a 2.5:1 forward-to-reverse ratio that creates a moderately challenging environment for junior competitors. The asymmetrical oil distribution, with 10.71mL forward and 12.29mL reverse across 511 boards, produces a relatively open lane with defined but not extreme oil walls, favoring bowlers who can control their line and adjust to moderate backend reaction rather than those relying on extreme hook. The shorter yardage combined with moderate volume means early read is critical: balls will transition predictably from the front to back end without the exaggerated skid lengths of longer patterns, rewarding precision and consistency over power.

DISTANCE: 35' RATIO: 2.5:1 VOLUME: 23 FORWARD: 10.71 REVERSE: 12.29 PUMP: 45ยตL DROP BRUSH: 35' TANKS: KEGEL
35'
Length
23mL
Volume
2.5:1
Ratio
511
Boards Crossed
Forward 10.71 mL (47%)
Reverse 12.29 mL (53%)
Conditioner KEGEL
Pump Type 45ยตL
Dual Tank No
Peak Oil Board Board 12 (765 ยตL)

Board-by-Board Volume

Zone
Ratio
3L-7L : 18L-18R
Outside Track : Middle
2.50
8L-12L : 18L-18R
Middle Track : Middle
1.02
13L-17L : 18L-18R
Inside Track : Middle
1.00
18L-18R
Middle
1.00
18L-18R : 17R-13R
Middle Inside : Track
1.00
18L-18R : 12R-8R
Middle Middle : Track
1.00
18L-18R : 7R-3R
Middle Outside : Track
1.70
Zone
Ratio
0 0 100 100 200 200 300 300 400 400 500 500 600 600 700 700 800 800 124681012141618191918161412108642
Forward
Reverse

Forward Loads Data

# Start Stop Load Mics Speed T.Oil
1 2 38 1 45 10 1,665
2 5 36 1 45 18 1,440
3 6 35 3 45 18 4,050
4 8 34 2 45 18 2,430
5 9 33 1 45 18 1,125
6 2 38 0 45 18 0
7 2 38 0 45 26 0
8 2 38 0 45 30 0

Reverse Loads Data

# Start Stop Load Mics Speed T.Oil
1 2 38 0 45 30 0
2 9 32 1 45 18 1,080
3 7 34 2 45 18 2,520
4 6 35 2 45 18 2,700
5 5 36 3 45 14 4,320
6 2 38 1 45 14 1,665
7 2 38 0 45 14 0
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