Download (6Mb) - NERC Open Research Archive
Download (6Mb) - NERC Open Research Archive
Download (6Mb) - NERC Open Research Archive
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
3 ARE HYDROPHONE STRING<br />
Deployed from Salmaster. Fixed for each of two shots separately. Syledis<br />
fix few minutes after shot to avoid any possible interference problems with<br />
on ship signal recording, Syledis being an active transmitting system.<br />
(a) 4500 lb shot fix:<br />
Fixed at: 11:00:00 on 29.9.87<br />
Beacons: GIR, INV, RED<br />
Depth: 61.5 m<br />
Accuracy on fix: 1 fix with a - 1 m<br />
Decca error: green 140 m<br />
(b) 900 lb shot fix:<br />
SYLEDIS BEACONS<br />
Fixed at: 15:37:55 on 29.9.87<br />
Beacons: GIR, INV, RED<br />
Depth: 61.5 m<br />
Fix: 56°50.141N 01°35.729V<br />
Accuracy on fix: 1 fix with a - .3 m<br />
Drift from first fix on ARE hydrophone at first shot is 14 m.<br />
Decca error: not available.<br />
VHI: Vhinnyfield<br />
GIR: Girdleness<br />
INV: Inverbervie<br />
RED: Redhead<br />
118