SIRENA — DEN 4227
Model: Swan 42
Updated
SIRENA (DEN 4227) is a Swan 42 designed by German Frers and built by Nautor Swan. She has been racing since 2021 and has won 1 race. Against a typical Swan 42 she is slower on a beam reach and downwind.
Racing record
Races with at least six boats21
Race starts
1
Win
29%
Podiums
71
Race Edge
Swan 42: 84
480.1s/mile
Rating 2025
Race Edge by wind strength: how much she delivers beyond her rating, compared with the other boats in her class.
Length
12.96 m
42′ 6″
Beam
3.91 m
Draft
2.74 m
Displacement
7.6 t
Sail area
111 m²
On the podium
Where SIRENA finishes when she goes racing.
On the podium
29%
of 21 starts · Swan 42 fleet: 35%
Wins
5%
Regattas
Every regatta we found with SIRENA on the start line, named as the organisers publish them.
ShipShape Aftenmatch20261- DH-Dm202435642
ORCi European Championship20221118314363- Alexela ORC World Championship20213213112391378
Is there a race missing?Send us the results and we will add them here.
Report a regattaRound the buoys, or offshore
A short windward-leeward and a night at sea ask different things of a boat.
Round the buoys
33%
of these races end on the podium
Offshore & coastal
—
Not enough data yet: 4 races over 10 NM carry a published distance.
5 more races without a published distance count in the podium figures, not in this split.
Who she races against
The boats SIRENA meets most often on the start line. The bar shows how those meetings ended, on corrected time.
Show more rivals (39)
Other competitors (5)
Met too few times for a figure.
XOXO (X5.6, 5 meetings), DIXI 4 (X-41, 5 meetings), STONY VIII (Italia 11.98, 5 meetings), ESBERN SNARE (Landmark 43, 4 meetings), XBOX (Xp 44, 4 meetings)
How SIRENA compares with a typical Swan 42
Her main 2025 measurements against the middle of the fleet: one boat per sail number, the latest full-crew configuration with spinnaker, Swan 42s measured since 2025.
Above the line she is quicker than a typical Swan 42; below, slower. Move the wind: plenty of boats sit on one side in the light and the other when it blows.
Full width is 0.4 kn either way.
At 10 knots she gives away time to a typical Swan 42 on the beam reach.
Speed at every angle
SIRENA in blue, a typical Swan 42 dashed.
SIRENA in blue, a typical Swan 42 dashed; green marks the closest useful beat and the deepest run worth sailing.
Other Swan 42s racing
Every sister ship with results on TackRegatta, the most recently raced first.
More about the Swan 42
Speed at every angle, Race Edge, the race record of the whole fleet and how the boats are set up.
Something wrong in SIRENA's data? A regatta, a result, her design or her sail number.
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