Portsmouth Yardstick - Examples of Boats and Their Portsmouth Numbers

Examples of Boats and Their Portsmouth Numbers

See also: List of boats with RYA Portsmouth Numbers

There are hundreds of boats that have a Portsmouth Number, or D-PN, or both; the table below gives some notable examples. An official table of D-PNs is published on the US Sailing website. The classes included below are those used at the 2012 Olympics, the 2012 Paralympic Games, and the 2012 ISAF Youth Worlds.

Class Type Portsmouth
Number		 D-PN
49er Dinghy 740 68.2
SL 16 Multihull 73.0
29er Dinghy 922 84.5
Sonar Keelboat 940 81.0
Star Keelboat 83.1
470 Dinghy 973 86.3
SKUD 18 Dinghy 1000
Finn Dinghy 1060 90.1
Laser Dinghy 1085 91.1
420 Dinghy 1087 97.6
Laser Radial Dinghy 1110 96.7
2.4 m Keelboat 1250
Elliott 6m* Keelboat


* Used primarily for match racing hence not enough fleet races to calculate PY.

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