| Ship, nation, owners | Voyage identification number | 3151 |
| Voyage in 1999 CD-ROM | Yes | |
| Vessel name | Amizade Constante | |
| Flag | ||
| Flag IMP | Portugal / Brazil | |
| Place constructed | ||
| Year constructed | ||
| Place registered | ||
| Year registered | ||
| Rig | Brig | |
| Tonnage | 164 | |
| Standardized tonnage IMP | 253 | |
| Guns mounted | ||
| Vessel owners | ||
| Voyage Outcome | Particular outcome of voyage | Vice-Admiralty Court, Cape of Good Hope, condemned |
| Outcome of voyage for slaves IMP | Slaves disembarked in Old World | |
| Outcome of voyage if ship captured IMP | British | |
| Outcome of voyage for owner IMP | Original goal thwarted (human agency) | |
| African resistance | ||
| Voyage Itinerary | Place where voyage began IMP | Rio de Janeiro |
| First place of slave purchase | Quilimane | |
| Second place of slave purchase | ||
| Third place of slave purchase | ||
| Principal place of slave purchase IMP | Quilimane | |
| Places of call before Atlantic crossing | ||
| First place of slave landing | Cape of Good Hope | |
| Second place of slave landing | ||
| Third place of slave landing | ||
| Principal place of slave landing IMP | Cape of Good Hope | |
| Place where voyage ended | ||
| Region where voyage began IMP | Southeast Brazil | |
| First region of slave purchase | East Africa and Indian Ocean islands | |
| Second region of slave purchase | ||
| Third region of slave purchase | ||
| Principal region of slave purchase IMP | East Africa and Indian Ocean islands | |
| First region of slave landing | East Africa and Indian Ocean islands | |
| Second region of slave landing | ||
| Third region of slave landing | ||
| Principal region of slave landing IMP | East Africa and Indian Ocean islands | |
| Region where voyage ended | ||
| Voyage Dates | Year arrived with slaves IMP | 1840 |
| Date voyage began | 1839-08-?? | |
| Date trade began in Africa | ||
| Date vessel departed Africa | 1840-02-14 | |
| Date vessel arrived with slaves | 1840-03-?? | |
| Date vessel departed for homeport | ||
| Date voyage completed | ||
| Voyage length, homeport to slaves landing (days) IMP | ||
| Middle passage (days) IMP | ||
| Captain and Crew | Captain's name | Lopes, Antônio da Rocha |
| Crew at voyage outset | 21 | |
| Crew at first landing of slaves | ||
| Crew deaths during voyage | ||
| Slave (numbers) | Number of slaves intended at first place of purchase | |
| Slaves carried from first port of purchase | ||
| Slaves carried from second port of purchase | ||
| Slaves carried from third port of purchase | ||
| Total slaves embarked | 620 | |
| Total slaves embarked IMP | 620 | |
| Number of slaves arriving at first place of landing | 477 | |
| Number of slaves disembarked at first place of landing | ||
| Number of slaves disembarked at second place of landing | ||
| Number of slaves disembarked at third place of landing | ||
| Total slaves disembarked IMP | 477 | |
| Slave (characteristics) | Percentage men IMP | |
| Percentage women IMP | ||
| Percentage boys IMP | ||
| Percentage girls IMP | ||
| Percentage male IMP | 69.2% | |
| Percentage children IMP | ||
| Sterling cash price in Jamaica IMP | ||
| Slave deaths during middle passage IMP | 143 | |
| Mortality rate IMP | 23.0% | |
| Source | Sources | IUP,ST,6/212,361: Great Britain, Irish University Press Series of British Parliamentary Papers: Slave Trade, vols. 1-90 (Shannon, 1969-74).
FO84/437,10,20: British National Archives (Kew), Foreign Office CapelaNotes: Capela, José, Archival notes on the slave trade from Mozambique. ANTT,DNE,Cx 312: Instituto dos Arquivos Nacionais/Torre do Tombo (Lisbon, Portugal) Documentos dos Negócios Estrangeiros |