USGS
Seismic Data

Disc 1: Lines 1-23
How to download the data.


There is no line 1f1.
FILE: l1f2 12491 traces:
Start of file: l1f2 SHOT=1 day=75 hour=20 minute=40 sec=44
__End of file: l1f2 SHOT=12491 day=75 hour=21 minute=37 sec=8
 
There is no line 2f1.
FILE: l2f2 11618 traces:
Start of file: l2f2 SHOT=1 day=75 hour=21 minute=59 sec=4
__End of file: l2f2 SHOT=11618 day=75 hour=22 minute=51 sec=45
 
FILE: l3f1 10423 traces:
Start of file: l3f1 SHOT=1 day=75 hour=22 minute=58 sec=9
__End of file: l3f1 SHOT=10423 day=75 hour=23 minute=45 sec=13
 
There are no lines 4f1, or 4f2.
FILE: l4f3 12261 traces:
Start of file: l4f3 SHOT=1 day=76 hour=0 minute=40 sec=3
__End of file: l4f3 SHOT=12261 day=76 hour=1 minute=35 sec=32
 
There is no line 5f1.
FILE: l5f2 10005 traces:
Start of file: l5f2 SHOT=1 day=76 hour=2 minute=0 sec=45
__End of file: l5f2 SHOT=10005 day=76 hour=2 minute=46 sec=0
 
There is no line 6f1.
FILE: l6f2 10858 traces:
Start of file: l6f2 SHOT=1 day=76 hour=3 minute=14 sec=54
__End of file: l6f2 SHOT=10858 day=76 hour=4 minute=3 sec=50
 
FILE: l7f1 9252 traces:
Start of file: l7f1 SHOT=1 day=76 hour=4 minute=18 sec=21
__End of file: l7f1 SHOT=9252 day=76 hour=5 minute=0 sec=16
 
FILE: l8f1 10719 traces:
Start of file: l8f1 SHOT=1 day=76 hour=5 minute=19 sec=50
__End of file: l8f1 SHOT=10719 day=76 hour=6 minute=8 sec=23
 
FILE: l9f1 8645 traces:
Start of file: l9f1 SHOT=1 day=76 hour=6 minute=34 sec=2
__End of file: l9f1 SHOT=8645 day=76 hour=7 minute=13 sec=5
 
FILE: l10f1 10110 traces:
Start of file: l10f1 SHOT=1 day=76 hour=7 minute=25 sec=15
__End of file: l10f1 SHOT=10110 day=76 hour=8 minute=10 sec=56
 
FILE: l11f1 10371 traces:
Start of file: l11f1 SHOT=1 day=76 hour=8 minute=20 sec=28
__End of file: l11f1 SHOT=10371 day=76 hour=9 minute=7 sec=25
 
FILE: l12f1 9478 traces:
Start of file: l12f1 SHOT=1 day=76 hour=9 minute=18 sec=9
__End of file: l12f1 SHOT=9478 day=76 hour=10 minute=0 sec=57
 
There is no line 13f1.
FILE: l13f2 10922 traces:
Start of file: l13f2 SHOT=1 day=76 hour=10 minute=27 sec=43
__End of file: l13f2 SHOT=10922 day=76 hour=11 minute=17 sec=5
 
FILE: l14f1 10040 traces:
Start of file: l14f1 SHOT=1 day=76 hour=11 minute=34 sec=18
__End of file: l14f1 SHOT=10040 day=76 hour=12 minute=19 sec=38
 
FILE: l15f1 10189 traces:
Start of file: l15f1 SHOT=1 day=76 hour=12 minute=27 sec=27
__End of file: l15f1 SHOT=10189 day=76 hour=13 minute=13 sec=32
 
FILE: l16f1 10314 traces:
Start of file: l16f1 SHOT=1 day=76 hour=13 minute=21 sec=22
__End of file: l16f1 SHOT=10314 day=76 hour=14 minute=7 sec=52
 
FILE: l17f1 10129 traces:
Start of file: l17f1 SHOT=1 day=76 hour=14 minute=22 sec=36
__End of file: l17f1 SHOT=10129 day=76 hour=15 minute=8 sec=12
 
There is no line 18f1.
FILE: l18f2 11005 traces:
Start of file: l18f2 SHOT=1 day=76 hour=15 minute=34 sec=48
__End of file: l18f2 SHOT=11005 day=76 hour=16 minute=24 sec=21
 
FILE: l19f1 10433 traces:
Start of file: l19f1 SHOT=1 day=76 hour=16 minute=31 sec=59
__End of file: l19f1 SHOT=10433 day=76 hour=17 minute=19 sec=2
 
FILE: l20f1 3160 traces:
Start of file: l20f1 SHOT=1 day=76 hour=17 minute=28 sec=4
__End of file: l20f1 SHOT=3160 day=76 hour=17 minute=42 sec=23
 
FILE: l20f2 11314 traces:
Start of file: l20f2 SHOT=1 day=77 hour=20 minute=44 sec=24
__End of file: l20f2 SHOT=11314 day=77 hour=21 minute=35 sec=34
 
FILE: l21f1 7899 traces:
Start of file: l21f1 SHOT=1 day=77 hour=21 minute=40 sec=40
__End of file: l21f1 SHOT=7899 day=77 hour=22 minute=16 sec=23
 
FILE: l22f1 10116 traces:
Start of file: l22f1 SHOT=1 day=77 hour=22 minute=22 sec=7
__End of file: l22f1 SHOT=10116 day=77 hour=23 minute=7 sec=56
 
FILE: l23f1 8213 traces:
Start of file: l23f1 SHOT=1 day=77 hour=23 minute=13 sec=34
__End of file: l23f1 SHOT=8213 day=77 hour=23 minute=50 sec=37