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C1 CLIENT NAME: Chevron U.S.A. Inc. DATE: 10-Sep-15
C2 FIELD NAME: Garden Banks 978 WELL NAME: OCS-G 26693 001 ST00BP00
C3 VSP SURVEY TYPE/DESCRIPTION: WSR/ZVSP
C4 TOOL TYPE: VSI MEASUREMENT SYSTEM:ft
C5 X-Y WELL COORD: EASTING: 9790285.16 ft NORTHING: 1491922.57 ft
C6 PERMANENT DATUM: Mean Sea Level KB ELEVATION ABOVE MSL: 92 ft
C7 VSP SRD DATUM: 0 ft CORRECTIONAL VELOCITY: 5000 ft/s
C8 SAMPLE INTERVAL: 1.0 ms MAX TIME: 8004.0 ms
C9 TRACES SORTED BY: Depth
C10
C11 OFFSET FROM WELL HEAD:SOURCE: 418.94ft SOURCE MONITOR : 418.94ft
C12 AZIMUTH FROM WELL HEAD:SOURCE: 240.42 deg SOURCE MONITOR: 240.42 deg
C13 ELEVATION:SOURCE: -15ft SOURCE MONITOR: -19.92ft
C14 SOURCE TYPE: QBX-M QUANTITY: 1
C15
C16
C17
C18
C19 DOWNHOLE SENSOR TYPE: ACCELEROMETER
C20
C21 BRIEF PROCESSING HISTORY:
C22 Vertical Stacking, Time Picking,
C23 Normalization,
C24 Wavefield Separation, Upgoing Enhancement
C25 Deterministic Deconvolution
C26
C27
C28
C29 COMPONENT: Z
C30 POLARITY: Down P is Peak
C31 ************************ Default Header Byte Locations *******************
C32 Acq File No. 9-12, Acq Shot No. 13-16, Stack No. 17-20
C33 Trace No. 1-4, Sequence No. 5-8, Tool No. 25-28
C34 Coordinate Coefficient 71-72 Depth Coefficient 69-70 Source X 73-76
C35 Source Offset 37-40 Transit Time 107-108 Source Y 77-80
C36 Measured Depth 41-44 Sample Interval 117-118 Receiver X 81-84
C37 Vertical Depth (SRD) 53-56 Number of Samples 115-116 Receiver Y 85-88
C38 *************** Migrated Data Default Header byte locations **************
C39 CDP X 73-76 (UTM) / 81-84 (local) CDP Y 77-80 (UTM)/85-88 (local)
C40 CDP Offset 37-40 CDP Number 21-24
************************* Binary Heading *************************
Job Identification (Bytes 1- 4) : 0
Line Number (Bytes 5- 8) : 0
Reel Number (Bytes 9-12) : 0
Traces per record (Bytes 13-14) : 44
Aux Traces per record (Bytes 15-16) : 0
Sample Interval (uS) (Bytes 17-18) : 1000
Original Sample Interval (uS) (Bytes 19-20) : 0
Samples per data trace (Bytes 21-22) : 8005
Original Samples per data trace (Bytes 23-24) : 0
Data sample format code (Bytes 25-26) : 1
1=Floating Point 4 byte 2=Fixed Point 4 byte
3=Fixed Point 2 byte 4=Fixed Point with gain 4 byte
5=IEEE Floating Point 4 byte
CDP Fold (Bytes 27-28) : 44
Trace Sorting Code (Bytes 29-30) : 1
Vertical Sum Code (Bytes 31-32) : 44
Sweep Frequency at start (Bytes 33-34) : 0
Sweep Frequency at end (Bytes 35-36) : 0
Sweep Length (mSec) (Bytes 37-38) : 0
Sweep Type code (Bytes 39-40) : 0
Trace number of sweep channel (Bytes 41-42) : 0
Sweep Trace taper at start (Bytes 43-44) : 0
Sweep Trace taper at end (Bytes 45-46) : 0
Taper Type (Bytes 47-48) : 0
Correlated Data (1=N, 2=Y) (Bytes 49-50) : 0
Binary Gain Recovered (1=Y, 2=N) (Bytes 51-52) : 0
Amplitude Recovery Method (Bytes 53-54) : 0
Measurement System (1=m, 2=ft) (Bytes 55-56) : 2
Rec MD TVD REC X REC Y SRC X SRC Y TOFD
****** ********* ********* ********* ********* ********* ********* ******
------ 41-44 53-56 81-84 85-88 73-76 77-80 109-110
****** ********* ********* ********* ********* ********* ********* ******
1 27250.06 27158.06 0.00 0.00 -364.34 -206.80 0
2 27300.06 27208.06 0.00 0.00 -364.34 -206.80 0
3 27350.06 27258.06 0.00 0.00 -364.34 -206.80 0
4 27400.06 27308.06 0.00 0.00 -364.34 -206.80 0
5 27450.06 27358.06 0.00 0.00 -364.34 -206.80 0
6 27500.06 27408.06 0.00 0.00 -364.34 -206.80 0
7 27550.06 27458.06 0.00 0.00 -364.34 -206.80 0
8 27600.06 27508.06 0.00 0.00 -364.34 -206.80 0
9 27650.02 27558.02 0.00 0.00 -364.34 -206.80 0
10 27700.02 27608.02 0.00 0.00 -364.34 -206.80 0
11 27750.02 27658.02 0.00 0.00 -364.34 -206.80 0
12 27800.02 27708.02 0.00 0.00 -364.34 -206.80 0
13 27850.02 27758.02 0.00 0.00 -364.34 -206.80 0
14 27900.02 27808.02 0.00 0.00 -364.34 -206.80 0
15 27950.02 27858.02 0.00 0.00 -364.34 -206.80 0
16 28000.02 27908.02 0.00 0.00 -364.34 -206.80 0
17 28049.96 27957.96 0.00 0.00 -364.34 -206.80 0
18 28099.96 28007.96 0.00 0.00 -364.34 -206.80 0
19 28149.96 28057.96 0.00 0.00 -364.34 -206.80 0
20 28199.96 28107.96 0.00 0.00 -364.34 -206.80 0
21 28249.96 28157.96 0.00 0.00 -364.34 -206.80 0
22 28299.96 28207.96 0.00 0.00 -364.34 -206.80 0
23 28349.96 28257.96 0.00 0.00 -364.34 -206.80 0
24 28399.96 28307.96 0.00 0.00 -364.34 -206.80 0
25 28449.94 28357.94 0.00 0.00 -364.34 -206.80 0
26 28499.94 28407.94 0.00 0.00 -364.34 -206.80 0
27 28549.94 28457.94 0.00 0.00 -364.34 -206.80 0
28 28599.94 28507.94 0.00 0.00 -364.34 -206.80 0
29 28649.94 28557.94 0.00 0.00 -364.34 -206.80 0
30 28699.94 28607.94 0.00 0.00 -364.34 -206.80 0
31 28749.94 28657.94 0.00 0.00 -364.34 -206.80 0
32 28799.94 28707.94 0.00 0.00 -364.34 -206.80 0
33 28849.99 28757.99 0.00 0.00 -364.34 -206.80 0
34 29099.99 29007.99 0.00 0.00 -364.34 -206.80 0
35 29149.99 29057.99 0.00 0.00 -364.34 -206.80 0
36 29199.99 29107.99 0.00 0.00 -364.34 -206.80 0
37 29249.94 29157.94 0.00 0.00 -364.34 -206.80 0
38 29299.94 29207.94 0.00 0.00 -364.34 -206.80 0
39 29349.94 29257.94 0.00 0.00 -364.34 -206.80 0
40 29399.94 29307.94 0.00 0.00 -364.34 -206.80 0
41 29449.94 29357.94 0.00 0.00 -364.34 -206.80 0
42 29499.94 29407.94 0.00 0.00 -364.34 -206.80 0
43 29549.94 29457.94 0.00 0.00 -364.34 -206.80 0
44 29599.94 29507.94 0.00 0.00 -364.34 -206.80 0