299note

The ship's cat that keeps count

Vessel

Template

Hull

Cruise speed (kn)

Max payload (kg)

Fixed equipment (kg)

Water tank (L)

Fuel tank (L)

Engines × L/h

Watermaker (L/h, 0 = none)

Solar (W)

Hydro (W)

Wind generator (W)

Inverter on board

Crew

Food preferences (1–5, shared)

Route

Route template

Current leg

Speed override (kn)

Engine hours this leg

Policy (defaults are estimates)

Safety margin

Reserve multiplier

Speed safety factor

Budget this leg (EUR, blank = none)

Water L/person/day

Waste compaction

Engines running when motoring

Extra food above minimum (share)

Emergency water (days)

Emergency water (L/person/day)

Pick a template and a leg, then calculate.

All seed values are estimates (source = est). Check against your own boat before relying on them. Works offline once loaded.