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Home > Data Library > Brazil > Pará-Maranhão > BM-PAMA-3

BM-PAMA-3

BM-PAMA-3

This 3D survey covers most of the Round-3 block, BM-PAMA-3. It encompasses the shelf slope of the northwestern part of the Pará-Maranhão Basin. Prospective carbonates and oligocene sands are potential targets.

DATA DELIVERABLES (SEGY)

  1. Prestack time migration (25 m x 25 m) plus 4 angle stack volumes
  2. Prestack time migrated gathers
  3. Velocity semblance gathers
  4. Navigation-appended shot gathers
  5. Prestack demultiple gathers

Other Deliverables

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

Summary of Acquisition and Processing

Configuration

10 x 8000 m, dual source (CLO)

Shooting direction

48° / 228°

Longest offset

8250 m

Fold

54

Bin dimensions (acquisition)

6.25 m x 25 m

Bin dimensions (processing)

12.5 m x 25 m

Record length

8800 ms

Bathymetry

500 m – 2500 m

Demultiple techniques

Radon + residual

Migration technigues

Kirchhoff PSTM with ray bending, high order NMO

Velocity grid

500 m x 500 m

Survey size

1,208 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