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BM-S-31

BM-S-31

This 3D survey covers the southern half of original, Round 4-block BM-S-31 and is located in the northern part of the Santos Basin. Potential targets of prospectivity are carbonates and cretaceous sands. The data are located north of the BS-500 multiple discovery area.

DATA DELIVERABLES (SEGY)

  1. Prestack time migration (25 m x 25 m)
  2. Near, mid and far angle stacks, prestack time migrated
  3. Prestack time migrated gathers
  4. Velocity semblance gathers
  5. Navigation-appended shot gathers
  6. Prestack demultiple gathers

Other Deliverables

  • Migration and residual velocity fields (ASCII format)
  • Bin center data
  • Acquisition & processing reports

Summary of Acquisition and Processing

Configuration

10 x 4650 m, dual source

Shooting direction

90° / 270°

Longest offset

4950 m

Fold

47

Bin dimensions (acquisition)

6.25 m x 25 m

Bin dimensions (processing)

12.5 m x 25 m

Record length

8700 ms

Bathymetry

130 m – 810 m

Demultiple techniques

SRME + Radon

Migration technigues

Kirchhoff PSTM with ray bending, high order NMO

Velocity grid

400 m x 400 m

Survey size

1,200 km2

Acquisition date

2003

Delivery date

2003

Contact

Petroleum Geo-Services
15150 Memorial Drive
Houston, TX
77079 USA
Tel:+1 281 509 8000
Fax:+1 281 509 8500
Email: brazilinfo@pgs.com

Contact

Petroleum Geo-Services
Rua Victor Civita 77
Bloco 1
Edifício 6.2
Barra da Tijuca
CEP 22775-044
Rio de Janeiro RJ
Brazil
Tel:(+55) 21 3970-7300
Fax:(+55) 21 3970-7345
Email: brazilinfo@pgs.com