Solar Conversion Starts With Math
Arpeggio gives you the tools to answer two critical questions:
⚙️ Terminal Speed Calculator
Find your vessel’s sustainable cruising speed based on available power and resistance.
How fast?
🔋 Range Estimator
Estimate how far you can travel on solar-electric power with your current or future setup.
How far?
Built by People Actually Doing This
These tools were shaped aboard Moonshot,
our 53-foot hybrid vessel and solar testbed. But Arpeggio is for your boat — not ours.
Take a Look Behind the Math
Should You Go Solar?
You don’t need hype. You need numbers. We’ve got you.
Open the Calculator