USBC USBC Open Championships Sport

2007 USBC Open Championships (50uL)

USBC Open Championships

The 2007 USBC Open Championships pattern is a moderately challenging 40-foot medium oil condition featuring a 3.52:1 ratio that creates a defined but playable breakpoint, characteristic of KEGEL's house conditioning approach. With 23.3mL total volume distributed across 465 boards (10.9mL forward, 12.35mL reverse), the pattern develops moderate friction that rewards precision without punishing slight mistakes: typical of championship setups designed to separate strokers from crankers. The asymmetrical oil ratio and forward-weighted application make this a pattern where angle matters significantly; ball motion is predictable enough for multiple shot options, but the moderate volume prevents the extreme backend reaction that could oversimplify the scoring track.

DISTANCE: 40' RATIO: 3.52:1 VOLUME: 23.25 FORWARD: 10.9 REVERSE: 12.35 PUMP: 50ยตL DROP BRUSH: 40' TANKS: KEGEL
40'
Length
23.3mL
Volume
3.52:1
Ratio
465
Boards Crossed
Forward 10.9 mL (47%)
Reverse 12.35 mL (53%)
Conditioner KEGEL
Pump Type 50ยตL
Dual Tank No
Peak Oil Board Board 6 (950 ยตL)

Board-by-Board Volume

Zone
Ratio
3L-7L : 18L-18R
Outside Track : Middle
3.52
8L-12L : 18L-18R
Middle Track : Middle
1.53
13L-17L : 18L-18R
Inside Track : Middle
1.03
18L-18R
Middle
1.00
18L-18R : 17R-13R
Middle Inside : Track
1.03
18L-18R : 12R-8R
Middle Middle : Track
1.53
18L-18R : 7R-3R
Middle Outside : Track
3.52
Zone
Ratio
0 0 150 150 300 300 450 450 600 600 750 750 900 900 1050 1050 124681012141618191918161412108642
Forward
Reverse

Forward Loads Data

# Start Stop Load Mics Speed T.Oil
1 2 38 3 50 10 5,550
2 7 33 1 50 14 1,350
3 8 32 1 50 18 1,250
4 10 30 1 50 18 1,050
5 11 29 1 50 18 950
6 13 27 1 50 18 750
7 2 38 0 50 18 0
8 2 38 0 50 22 0
9 2 38 0 50 30 0

Reverse Loads Data

# Start Stop Load Mics Speed T.Oil
1 2 38 0 50 30 0
2 15 25 1 50 22 550
3 14 26 1 50 18 650
4 12 28 2 50 18 1,700
5 10 30 2 50 18 2,100
6 9 31 1 50 14 1,150
7 8 32 1 50 14 1,250
8 5 35 2 50 14 3,100
9 2 38 1 50 10 1,850
10 2 38 0 50 10 0
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