USBC USBC Senior Masters Sport

2023 USBC Senior Masters

USBC Senior Masters

The 2023 USBC Senior Masters is a medium-length 39-foot pattern with substantial oil volume (30.4mL) that demands precision and controlled aggression. The forward-heavy oil distribution (17.51mL vs 12.87mL reverse) creates a moderately sharp angular response off the dry, with the 2.35:1 ratio pushing the breakpoint predictably downlane while resisting over-reaction in the front: this setup rewards bowlers who trust controlled revs over excessive speed. At 675 boards crossed, the pattern spans a traditional playing corridor that favors controlled hand action and mid-lane control; power players will find the heavy oil volume supports strong backends, but the forward bias means pushing too many boards early will lead to inconsistent carrydown and pin action across multiple games.

DISTANCE: 39' RATIO: 2.35:1 VOLUME: 30.38 FORWARD: 17.51 REVERSE: 12.87 PUMP: 45ยตL DROP BRUSH: 39' TANKS: ICE
39'
Length
30.4mL
Volume
2.35:1
Ratio
675
Boards Crossed
Forward 17.51 mL (58%)
Reverse 12.87 mL (42%)
Conditioner ICE
Pump Type 45ยตL
Dual Tank No
Peak Oil Board Board 11 (1035 ยตL)

Board-by-Board Volume

Zone
Ratio
3L-7L : 18L-18R
Outside Track : Middle
2.35
8L-12L : 18L-18R
Middle Track : Middle
1.06
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
1.06
18L-18R : 7R-3R
Middle Outside : Track
2.35
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 5 45 18 8,325
2 5 35 2 45 18 2,790
3 7 33 2 45 18 2,430
4 9 31 2 45 18 2,070
5 10 30 2 45 18 1,890
6 2 38 0 45 22 0

Reverse Loads Data

# Start Stop Load Mics Speed T.Oil
1 2 38 0 45 30 0
2 8 32 6 45 18 6,750
3 5 35 2 45 18 2,790
4 2 38 2 45 18 3,330
5 2 38 0 45 14 0
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