The slave ship Orestes arrived with enslaved Africans in Brazil. About 551 people had been taken aboard and approximately 507 arrived.

Vessel: Orestes; flag: Portugal / Brazil; rig: Brig. People recorded in connection with the voyage: Captain: Santos, Joaquim Ferreira dos; Investor: Santos, Joaquim Ferreira dos; Captain: Cunha, José Fortuna da. The voyage began at Southeast Brazil, port unspecified. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 29 days. Estimated mortality during the crossing: 8.0%. Recorded outcome: Voyage completed as intended.