The Algarve is close to Morocco, even if they left from Agadir, so not much difference in distance. The total drifting distance Agadir-Barbados is about 5500km,

The Algarve is close to Morocco, even if they left from Agadir, so not much difference in distance. The total drifting distance Agadir-Barbados is about 5500km, compared to nearly 6000km for rowing Algarve-Guiana. In 48 days they could have drifted up to 4500km (75%), leaving over 1500km (25%) due to rowing, which is an average rowing speed of at least 1.3kph.