Diving wave tomography: Velocity modelling using first arrival traveltime

Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu

Geological Society of Malaysia (GSM)

... midpoint (CMP) interval, beginning with large interval of few kilometers down to tens of meters. This velocity is then used for migration which...

Basin-Edge Diapirism and Updip Salt Flow in Zechstein of Southern North Sea

Malcolm K. Jenyon

AAPG Bulletin

... equipment and streamer cables. Both CMP stacked sections and wave-equation migrated sections were produced in processing the data. The quality was generally...

Three-Dimensional Sedimentary Architecture of a Large, Mid-Channel Sand Braid Bar, Jamuna River, Bangladesh

James L. Best, Philip J. Ashworth,, Charles S. Bristow, Julie Roden,

Journal of Sedimentary Research (SEPM)

...) propagation of a downstream-accreting slipface, (ii) vertical accretion through stacking of dunes on both bar stoss and top, and (iii) lateral accretion...

The Application of Exploration Principles to Define the Potential of the S.E. Gobe Field Forelimb

M. Daniels, M. I. Jacobson, J. D. Lee, D. T. Moffat, K. C. Richards

Papua New Guinea (PNG) Petroleum Convention Proceedings

... and Kenmore Geophysical Pty. Ltd. The data were processed using common mid-point (CMP) binning to a straight line in an attempt to correct for “crooked line...

Carbonate Platform to Basin Transitions on Seismic Data and in Outcrops: Great Bahama Bank and the Maiella Platform Margin, Italy

Gregor P. Eberli, Flavio S. Anselmetti, Christian Betzler, Jan-Henk Van Konijnenburg, Daniel Bernoulli

AAPG Special Volumes

..., Depositional cycles, composite sea level changes, cycle stacking patterns, and the hierarchy of stratigraphic forcing: Examples from platform carbonates...

Considerations in Azimuthal Processing and Velocity Inversion for Unconventional Plays

Michael J. Perz, William Keller, Victor Kriechbaum

Unconventional Resources Technology Conference (URTEC)

... 29,935 ft. Natural binning for this survey is 82.5 x 82.5. Nominal CMP fold is 195, and the acquisition yielded a rich sampling of both offsets...

Estimation of ocean-water temperature and salinity from marine seismic data for weather prediction and climate modeling

Dwaipayan Chakraborty, Jorlivan Correa, Matheus Mendes Ferreira de Faria, Emmanuel Oladeji, Subhashis Mallick

International Meeting for Applied Geoscience and Energy (IMAGE)

... common midpoint (CMP) location and then laterally interpolating them. Fig. 1b is the sound speed (in time domain) obtained from GA inversion using...

Multi-Azimuthal Walkway VSP for Full Azimuth Seismic Calibration

Konstantin Galybin, Anastasia Poole, Michael Giles

Petroleum Exploration Society of Australia (PESA)

... et al., 2012). Also, when compared to the Munathiri 3D migrated CMP gather at well location, the bowing of the CMP gathers, sorted by offset...

Improved Subsurface Imaging and Interpretability Through Broadband Reprocessing of Legacy Seismic Data: Examples from North West Shelf Australia

Stephen Malajczuk, Rajesh Saklani, Dean Clark, David Eastwell

Petroleum Exploration Society of Australia (PESA)

... pre-stack time migrated CMP gathers and dense velocity fields. Figure 2: Amplitude spectra map display where each trace is an individual shotpoint...

Delaware Basin Horizontal Wolfcamp Case History: HTI Fracture Analysis to Avoid H2S and Extraneous Water Linked to Graben Features

Scott Cook, Mike McKee, Sid Bjorlie

Unconventional Resources Technology Conference (URTEC)

...° required for HTI). The study area was selected away from survey edges and surface skips, so that all CMP’s contained similar fold at all azimuths...

Dim Spots and Non-Bright AVO Associated with Gas in the South Ardjuna Basin, Offshore North West Java, Indonesia

David A. Fisher, Leonardus Suffendy

Indonesian Petroleum Association

... reservoirs were analyzed in pre-stack common midpoint (CMP) gathers. The theoretical amplitude response as a function of angle of incidence in a CMP...

Causes and Appearance of Noise in Seismic Data Volumes, by Satinder Chopra and Kurt J. Marfurt; #41476 (2014).

Search and Discovery.com

Steps for Improving the Utility of Land Seismic Data for Unconventional Reservoirs

Christof Stork

Unconventional Resources Technology Conference (URTEC)

...” and can be applied in a variety of domains (common shot, receiver, CMP, offset). It is often implemented as of statistical frequency amplitude URTeC...

Structural and stratigraphic control on the migration of a contaminant plume at the P Reactor area, Savannah River site, South Carolina

Antonio E. Cameron Gonzalez, Camelia C. Knapp, Michael G. Waddell, Adrian D. Addison, John M. Shafer

Environmental Geosciences (DEG)

... were acquired at the study site (Figure 5). In addition, two common-midpoint (CMP) gathers were used to identify reflection events on the common-offset...

3-D Tomographic Amplitude Inversion for Compensating Transmission Losses in the Overburden

Barry Hung, Kefeng Xin, Sergey Birdus, James Sun

Indonesian Petroleum Association

.... Figure 2 shows a couple of CMP gathers, with an offset range of 0 to 4.5km, obtained from the modeling using shots and receivers that have 25m...

Filling in the Blanks

Paul Sandvik, Ed Hager, Muhammad Adnan, Daniel Sturko, Polarcus

GEO ExPro Magazine

... to apply 4D regularisation. This creates traces at the exact centre of the CMP bin, where some noise rejection can occur, but the main reason...

Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"

Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng

Indonesian Petroleum Association

.... Full elastic Model CMP Gather data (includes P-S conversions and Multiples). Normal Moveout (left) shows over correction and over stretching at long...

Application OF AVO Seismofacies Technique to Detect Undrained Prospects in Handil Shallow and Upper Zones, Mahakam Delta, East Kalimantan

Sung Yuh, Ahmad Anshariy, Savanto Ariawan, Hilfan Khairy, Cepi M. Adam

Indonesian Petroleum Association

... in (Figure 4a), which is called as common midpoint (CMP). The CMP gather is sorted as a function of offset distance and we can observe the amplitude...

Dip or Strike? … Complimenting Geophysical Sampling Requirements and Acquisition Efficiency for Towed Streamer Marine Seismic

Martin Bayly, Low Cheng Foo, Michelle Tham, M Nabil El Kady, Saeeda Hydal, Thomas Olanrenwaju Ajewole, Nigel Seymour, Satyabrata Nayak, Bidyut Chowdhury, M Faizal Idris, Sandeep K Chandola, M Iqbal Supardy

Indonesian Petroleum Association

.... A seabed surface map extracted from a migrated stack volume created at 6.25x6.25m CMP cell size reveals high resolution features (Figure 7) which...

Pre-Stack Imaging: Time or Depth? (Paper 25)

Carl Notfors, Peter Whiting, Geoff Mansfield

Geological Society of Malaysia (GSM)

... and is applied after NMO correction. The aim ofDMO is to predict the component of the diffraction surface in the CMP direction (for each offset...

Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 6: A 3-D Reflection Seismic Survey Over the Dollarhide Field, Andrews County, Texas

Michael T. Reblin, Gregory G. Chapel, Steven L. Roche, Chuck Keller

AAPG Special Volumes

... arrays, CMP fold, and offset geometry were all modeled and examined for optimum recording parameters. We determined that a subsurface bin size of 110...

Abstracts: Geophysical Study of the Peace River Landslide; #90173 (2015)

Oluwafemi O. Ogunsuyi, Douglas R. Schmitt, Derek Martin, James Morgan, and Corey Froese

Search and Discovery.com

... of these geophysical ventures are outlined in Ogunsuyi (2010). The seismic reflection profile was processed in the standard CMP method (Yilmaz, 2001) together...

Contribution to Prospect De-risking on the Veslemøy High, SW Barents Sea - An Offshore Vertical Source, Vertical Receiver CSEM Survey; #40868 (2012)

Enric Leon and Jon-Mattis Borven

Search and Discovery.com

... inversion results at consecutive stacked-measurement common midpoint (CMP) positions along the EM acquisition line are stitched together to form a pseudo...

Seismic Data Preconditioning for Improved Reservoir Characterization (Inversion and Fracture Analysis); #41347 (2014)

Darren Schmidt, Alicia Veronesi, Franck Delbecq, and Jeff Durand

Search and Discovery.com

... should be done in an AVAz (Amplitude Variation with Azimuth)-friendly manner. Instead of using a two-dimensional filter on a CMP gather, it is recommended...

Deepwater debrites and linked megaturbidites in confined basins: An example from the Onnuri Basin, East Sea of Korea

Deniz Cukur, In-Kwon Um, Jong-Hwa Chun, Gwang-Soo Lee, Gee-Soo Kong, Samuel Y. Johnson, Senay Horozal

Journal of Sedimentary Research (SEPM)

.... Amy, L.A., McCaffrey, W.D., and Kneller, B.C., 2007, Facies architecture of the Gres de Peira Cava: landward stacking patterns in ponded turbiditic...