BASE Bay:

Standard PHRF rating before corrections.

NSF:

NonSpinnaker Rating Factor. (Added to BASE rating)

ODR:

One Design Rating  Yachts rated whose Class Association rules do not fit the standard PHRF assumptions.
The PHRF rating assumes the yacht meets her class rules.

R/C:

Meets definition for Galveston Bay as a Racer/Cruiser.





Running Backstays

Masthead

+0

Fractional

+0

Dry Sailed


+0

LP Jib Luff Perpendicular

<115%, < 140%

+6, +3

<= 155%

+0

<= 165%

3

> 165%

6

Roller Furling

Retrofitted RF system with largest jib luff less than .975 of I dimension

+3

Main (in mast w/o battens)

+12

Main (in mast w/vert battens)

+9

Mizzen

+3

Propeller

No Motor

6

No Prop IB

3

Folding

+0

Fix2 Blade

+9

Fix3 Blade

+15

SPL Spinnaker Pole Length or TPS

<=1.02% of J

+0

<=1.10% of J

3

> 1.10% of J

6

MSW Spinnaker MaxGirth or ASMW

<= 1.82% of J

+0

<= 1.88% of J

3

> 1.88% of J

6

SL Spinnaker Luff

<= 1.02% of I

+0

<= 1.05% of I

3

> 1.05% of I

6

I Mast Height & P Main Hoist

+/ 3 seconds per 3% deviation

J Foretriangle Base & E Main Boom

+/ 3 seconds per 5% deviation

Note: The above adjustments are meant to encourage standard yachts, and discourage modifications.
The above are guidelines only and may be overruled by the PHRF committee.
Always
inform the committee before any rating modification is attempted in order to avoid unpleasant surprises!!
* ASMW may be measured by folding sail along the luff and then leech. Measure between the 2 points.
