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6.2.1.6 Specijic attenuation jactors ••••••••••••••••••••<br />

6.2.2 Geophysical constraints on seismic models and range oj<br />

appl icabi I i ty •••<br />

6.2.2.1 BGS site model<br />

6.2.2.2 Tentsmuir hard rock site model<br />

7. The data .....................................................<br />

7. I DATA FORMAT ••.........<br />

7.2 DISPLAY OF THE DATA<br />

7.3 PREPROCESSING OF THE DATA FILES •.<br />

7.3. I Despiking ••••••<br />

7.3.2 Ze ro i ng ••<br />

7.3.3 Low gain ••<br />

7.4 PRELIMINARY ANALYSIS<br />

7.4. I<br />

7.4.2<br />

7.4.3<br />

Travel time determinations.<br />

Amplitude determinations •••<br />

Magni tude At .............. .<br />

8. Discussion •••••••••••..• . .................................. .<br />

8.1 MAJOR CHARACTERISTICS OF THE ACOUSTIC AND SEISMIC VAVEFORMS<br />

8.2 OBSERVED SHOCK VAVE AMPLITUDE: EFFICIENCY OF THE SOURCE<br />

9. Conclusion . ...................................................... .<br />

Acknowledgements<br />

References ••••••<br />

Tables<br />

Figures<br />

Appendi ces: ............................................... .<br />

Appendix A: Planned schedule for the LORASVAP experiment<br />

Appendix B: Log of deployment of sea bed instruments<br />

1: BGS sea-bottom package 22:Sep:1987<br />

2: Redeployment of Pusses 27-28:Sep:1987<br />

Appendix C: Syledis determination of site locations at the final<br />

(second) deployment ....... . .......<br />

1: Shot point ...... . .....<br />

2: PUSSes ..........<br />

Appendix D:<br />

Appendix E:<br />

3: BGS/ARE listening site . . . . . . . . . . . . ......<br />

Models for computer simulations<br />

1: Acoustic<br />

2: Seismic<br />

Data inventory<br />

1: List of sites known to have detected the 4500lb<br />

explosion<br />

2: Inventory of PUSS data from 4500lb and 900lb<br />

explosions<br />

Appendix F: Display of the data<br />

1: whole record<br />

2: acoustic arrivals<br />

3: seismic arrivals<br />

if<br />

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