The slave ship Júpiter arrived with enslaved Africans in Brazil. About 328 people had been taken aboard and approximately 317 arrived.

Vessel: Júpiter; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Captain: Domingues, Josén; Investor: Domingues, Josén; Captain: Bitencourt, Antônio Machado de. The voyage began at Rio de Janeiro on 15 December 1811. Principal recorded place where captives were acquired: Cabinda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 37 days. Estimated mortality during the crossing: 3.0%. Recorded outcome: Voyage completed as intended.