Review of Lord Helmsman

Lord Helmsman
Lord Helmsman anno 1979. La Résolue dans le port de St-Blaise (Suisse)

Basic specs.

sail specifications
The Lord Helmsman is a sailboat designed by the Swedish maritime architect Håkan Södergren in the late seventies.

Looking for a new boat? Find a Lord Helmsman or similar boat for sale

The boat is equipped with 5 berths.
Note: the boat has also been sold to be self-made/-interiored, which means that the quality of each boat may vary.

Rig of Lord Helmsman anno 1979. La Résolue, sous spinnaker sur le lac de Neuchâtel (Suisse).
The boat equipped with a fractional rig. A fractional rig has smaller headsails which make tacking easier, which is an advantage for cruisers and racers, of course. The downside is that having the wind from behind often requires a genaker or a spinnaker for optimal speed.

Keel of Lord Helmsman anno 1979. La Résolue à sec, Port du Nid-du-Crô, Neuchâtel (Suisse)

Sailing characteristics

This section covers widely used rules of thumb to describe the sailing characteristics. Please note that even though the calculations are correct, the interpretation of the results might not be valid for extreme boats.

Stability and Safety
What is Capsize Screening Formula (CSF)?
The capsize screening value for Lord Helmsman is 1.77, indicating that this boat could - if evaluated by this formula alone - be accepted to participate in ocean races.

Theoretical Maximum Hull Speed
What is Theoretical Maximum Hull Speed?
The theoretical maximal speed of a displacement boat of this length is 6.7 knots. The term "Theoretical Maximum Hull Speed" is widely used even though a boat can sail faster. The term shall be interpreted as above the theoretical speed a great additional power is necessary for a small gain in speed.

Immersion rate
The immersion rate is defined as the weight required to sink the boat a certain level. The immersion rate for Lord Helmsman is about 153 kg/cm, alternatively 860 lbs/inch.
Meaning: if you load 153 kg cargo on the boat then it will sink 1 cm. Alternatively, if you load 860 lbs cargo on the boat it will sink 1 inch.

Sailing statistics

This section is statistical comparison with similar boats of the same category. The basis of the following statistical computations is our unique database with more than 26,000 different boat types and 350,000 data points.

Motion Comfort Ratio
What is Motion Comfort Ratio (MCR)?
The Motion Comfort Ratio for Lord Helmsman is 29.4.

Low High 79% 0 50 100
Comparing this ratio with similar sailboats show that it is more comfortable than 79% of all similar sailboat designs. This is a comfort value significantly above average.

L/B (Length Beam Ratio)
What is L/B (Length Beam Ratio)?
The l/b ratio for Lord Helmsman is 3.20.

Wide Slim 54% 0 50 100
Compared with other similar sailboats it is slimmer than 54% of all other designs. It seems that the designer has chosen a slightly more speedy hull design.

D/L (Displacement Length Ratio)
What is Displacement Length Ratio?
The DL-ratio for Lord Helmsman is 299 which categorizes this boat among 'medium weight cruisers'.

Heavy Light 27% 0 50 100
27% of all similar sailboat designs are categorized as heavier. A heavy displacement combined with smaller water plane area has lower acceleration and is more comfortable.

SA/D (Sail Area Displacement ratio)
What is SA/D (Sail Area Displacement ratio)?
The SA/D for Lord Helmsman with ISO 8666 reference sail is 13.8, with a 135% genua the SA/D is 16.0.

Low High 18% 0 50 100
The SA/D ratio indicates that it is faster than 18% of all similar sailboat designs in light wind.

RSP (Relative Speed Performance)
What is Relative Speed Performance?
The Relative Speed Performance for Lord Helmsman is 21

Slow Fast 21% 0 50 100
The relative speed performance is 21 which means that a it is faster than 21% of all similar sailboat designs.


Dimensions of sail for fractional rig.
mainsail specifications genoa specifications spinnaker specifications
Are your sails worn out? You might find your next sail here: Sails for Sale

If you need to renew parts of your running rig and is not quite sure of the dimensions, you may find the estimates computed below useful.

Guiding dimensions of running rig
Mainsail halyard 31.3 m(102.7 feet)10 mm(3/8 inch)
Jib/genoa halyard31.3 m(102.7 feet)10 mm(3/8 inch)
Spinnaker halyard31.3 m(102.7 feet)10 mm(3/8 inch)
Jib sheet 9.6 m(31.3 feet)12 mm(1/2 inch)
Genoa sheet9.6 m(31.3 feet)12 mm(1/2 inch)
Mainsheet 23.9 m(78.3 feet)12 mm(1/2 inch)
Spinnaker sheet21.0 m(68.9 feet)12 mm(1/2 inch)
Cunningham3.6 m(11.8 feet)10 mm(3/8 inch)
Kickingstrap7.2 m(23.6 feet)10 mm(3/8 inch)
Clew-outhaul7.2 m(23.6 feet)10 mm(3/8 inch)

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