ProfName.Gxx - Files with time curves .

 

1. Format for Seismic Records at Linear Line

 

Word

Size

Format

Name

Content

1

2

short int

 

0xFFFF

2

2

char

Mod

SP, OP or DP

3

2

short int

Ntr

Number of Traces

4

2

short int

Nblk

Curve Number

5,6

4

int int

Ix

Common Point coordinate (m)

I*2+5

2

short int

Dist[i]

Shot-Receiver Distance (m)

I*2+6

2

short int

Time[i]

Time Value (msec)

                               i=1,...,Ntr

            Block Size = 2*(Ntr*2+6) bytes

 

2. Format for Stack Section

 

Word

Size

Format

Name

Content

1

2

short int

 

0xFFFF

2

2

char

Mod

SS, OS or DS

3

2

short int

Ntr

Number of Traces

4

2

short int

Nblk

Curve Number

I*3+2

4

longt int

X[i]

Coordinate (m)

I*3+4

2

short int

Time[i]

Time Value (msec)

                                i=1,...,Ntr

            Block Size = 2*(Ntr*3+4) bytes

 

3. Format for  Sorting Type=5  (Equel shot-receiver distances section). Linear Line

 

Word

Size

Format

Name

Content

1

2

short int

 

0xFFFF

2

2

char

Mod

LP

3

2

short int

Ntr

Number of Traces

4

2

short int

Nblk

Curve Number

5

2

short int

Losp

Shot-Receiver Distance (m)

I*3+3

4

int int

Ixsp[i]

Shot Point Picket (m)

I*3+5

2

short int

Time[i]

Time Value (msec)

                                i=1,...,Ntr

            Block Size = 2*(Ntr*3+5) bytes

 

4. Format for Seismic Records at Slalom Line

 

Word

Size

Format

Name

Content

1

2

short int

 

0xFFFF

2

2

char

Mod

SL, OL or DL

3

2

short int

Ntr

Number of Traces

4

2

short int

Nblk

Curve Number

5,6

4

int int

Ix

Common Point coordinate (m)

I*3+4

2

short int

DistS[i]

Standard Shot-Receiver Distance (m)

I*3+5

2

short int

DistA[i]

Actual Shot-Receiver Distance (m)

I*3+6

2

short int

Time[i]

Time Value (msec)

                            i=1,...,Ntr

            Block Size = 2*(Ntr*3+6) bytes

 

5. Format for  Sorting Type=5  (Equel shot-receiver distances section). Slalom Line

 

Word

Size

Format

Name

Content

1

2

short int

 

0xFFFF

2

2

char

Mod

LL

3

2

short int

Ntr

Number of Traces

4

2

short int

Nblk

Curve Number

5

2

short int

Losp

Standard Shot-Receiver Distance (m)

I*4+2

4

int int

Ixsp[i]

Shot Point Picket (m)

I*3+4

2

short int

DistA[i]

Actual Shot-Receiver Distance (m)

I*4+5

2

short int

Time[i]

Time Value (msec)

                                i=1,...,Ntr

            Block Size = 2*(Ntr*4+5) bytes

 

6. Format for Stack 3D-cube

 

Word

Size

Format

Name

Content

1

2

short int

 

0xFFFF

2

2

char

Mod

I3 or C3 (InLine or CrossLine direction)

3

2

short int

Ntr

Number of Traces

4

2

short int

Nblk

Curve Number

I*3+2

4

longt int

iX[i]

Bin Number  =(BinC-1)*100000+BinI

I*3+4

2

short int

Time[i]

Time Value (msec)

                                i=1,...,Ntr

            Block Size = 2*(Ntr*3+4) bytes

 

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