OPTIMIST / CD DRS

Rig for today

Set the wind, then watch the Optimist rig change. Use the markers to inspect the sail position, controls and source-backed tie gaps.

CURRENT WIND9 knots

Building7–14 kt

0 kt61425+ kt

RIG VISUAL

Optimist side view

SAIL MARKMiddle of window

VANG / KICKERProgressive

OUTHAULModerate

SPRIT CUEWrinkle cue reduced

SELECTED MARKER

Sail mark

Move the wind selector to see the mark shift within the illustrated mast-band window. The position is qualitative rather than an exact CD measurement.

CD DRS TUNING GUIDE

Building

GENERAL MAST RAKE279–280 cm

Luff ties

13mm

21–2mm

31–2mm

41–2mm

51–2mm

61–2mm

71–2mm

83mm

Foot ties

16mm

28mm

38mm

48mm

58mm

68mm

78mm

86–7mm

Source: CD Sails · CD DRS tuning guide. Tie gaps and 279–280 cm mast rake are transcribed source values. Sail-mark, vang, outhaul and sprit movement in the drawing are qualitative visual cues rather than invented measurements.