RRS Challenger CH1/84

Cruise summary report

Cruise Info. 
Ship name (ship code)RRS Challenger (74CH)
Cruise identifierCH1/84
Cruise period1984-06-06 — 1984-06-20
Port of departureFalmouth, United Kingdom
Port of returnArdrossan, United Kingdom
Objectives1. To obtain two new cross-trough lines to infill data gaps and to provide more continuous profiles from one trough margin to the other.
2. To acquire a seismic profile through IPOD side 610.
3. To improve gravity and seismic reflection coverage on the western flank of southern Rockall Trough.
4. To examine in detail with box surveys two small areas on opposite sides of the trough where matching, correlateable geological structures might be present.
Chief scientistRoger A Scrutton (University of Edinburgh Department of Geology)
Cruise reportRRS Challenger CH1/84 cruise report ch1_84.pdf (0.10 MB) 
Ocean/sea areas 
GeneralNorth East Atlantic Ocean (limit 40W)
SpecificN.E. Atlantic Ocean
Track chartsRRS Challenger CH1/84 cruise track — trk3010.html
Geology and geophysics 
Single-beam echosoundingQuantity: track kilometres = 1453.82
Long/short range side scan sonarQuantity: track kilometres = 1453.82
Gravity measurementsQuantity: track kilometres = 1453.82
Magnetic measurementsQuantity: track kilometres = 1453.82