Seismic Expression of the Boundaries of a Miocene Carbonate Platform, Sarawak, Malaysia

Guido L. Bracco Gartner, Wolfgang Schlager, Erwin W. Adams

AAPG Special Volumes

... (e.g., by dip moveout and velocity analysis, normal moveout correction, and Kirchoff migration) and an increase in resolution by zero phasing...

Variation of Bottom-simulating-reflection Strength in a High-flux Methane Province, Hikurangi Margin, New Zealand

Stuart A. Henrys, Derek J. Woodward, Ingo A. Pecher

AAPG Special Volumes

... divergence, normal moveout using a constant velocity of 1.5 km/s (4921 ft/s), stacking of the threefold common depth point (CDP) data, and finally finite...

NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers

E. Blias

Search and Discovery.com

..., I. 1998, 3-D description of normal moveout in anisotropic inhomogeneous media: Geophysics 63, 1079–1092. Grechka, V., and Tsvankin, I., 1999, 3-D...

NMO Inversion for Multilayer Subsurface with Horizontal Transverse Isotropic layers

E. Blias

Search and Discovery.com

..., I. 1998, 3-D description of normal moveout in anisotropic inhomogeneous media: Geophysics 63, 1079–1092. Grechka, V., and Tsvankin, I., 1999, 3-D...

Passive Margins: Erosion of the Southern Florida Escarpment

William Corso, Richard T. Buffler, and James A. Austin, Jr.

AAPG Special Volumes

... Maximum Offset Distance: 7775 feet, 2370 meters 1) Demultiplex 2) Sort 3) Velocity Analyses (Semblance) 4) Normal Moveout/Stack (Nominal 24 Fold) 5...

An Interpreter's Guide to Improvements in Depth Imaging Through Model-Based Velocity Estimation and Refinement

Andy Furniss

Indonesian Petroleum Association

... in the Dix equation, we can calculate an RMS velocity error that will flatten the gather in much the same way as normal moveout velocity is used...

An Interpreter's Guide to Improvements in Depth Imaging through Model-Based Velocity Estimation and Refinement

Andy Furniss

Petroleum Exploration Society of Australia (PESA)

... calculate an RMS velocity error that will flatten the gather in much the same way as normal moveout velocity is used to flatten gathers before stacking...

Assessment of a Marcellus Shale Prospect Using Seismic, Microseismic, and Completions Data

Scott Singleton, Mark Suda

GCAGS Transactions

... mutes so that we can use the maximum offsets possible for AVO inversion. This commonly requires the use of spectral balancing to remove normal moveout...

Stratigraphic Velocity Interpretation: National Petroleum Reserve--Alaska: Chapter 12

E. W. Peikert

AAPG Special Volumes

... time versus offset relationships along coherent events within these velocity gathers are analyzed to determine normal moveout (Vnmo) or stacking...

New constraints on buried Triassic basins and regional implications for subsurface CO2 storage from the SeisData6 seismic profile across the Southeast Georgia coastal plain

Olusoga M. Akintunde, Camelia C. Knapp, James H. Knapp, David M. Heffner

Environmental Geosciences (DEG)

... and improved processing techniques such as line geometry, residual statics correction, true amplitude recovery, velocity analysis and normal moveout...

Reducing Reservoir Characterization Uncertainties and Improving Field Recovery through Four-Dimensional Seismic Technology: An Integrated Four-Dimensional Seismic Interpretation Workflow

Jie Zhang, Dez Chu, Ganglin Chen, Kelly Wrobel, William L. Soroka

AAPG Special Volumes

...) after normal moveout (NMO) correction. Note the poor signal-to-noise ratio.We performed extensive tests to enhance the seismic signal, including prestack...

Integration of Vertical Seismic, Surface Seismic, and Well-log Data at the Mallik 2L-38 Gas-hydrate Research Well, Mackenzie Delta, Canada

M. W. Lee, T. S. Collett, W. F. Agena

AAPG Special Volumes

... number and frequency (FK) filtering, (7) normal-moveout correction and common-midpoint (CMP) stacking, (8) poststack second zero-crossing deconvolution...

An Analysis of a Seismic Reflection from the Base of a Gas Hydrate Zone, Offshore Peru (1)

JOHN J. MILLER , MYUNG W. LEE , and ROLAND VON HUENE

AAPG Bulletin

... noise free. The data were deconvolved using signature deconvolution (see Appendix), corrected for normal moveout (NMO) using the velocity of water...

From trash to treasure: Three-dimensional basement imaging with “excess” data from oil and gas explorations

Doyeon Kim, and Larry D. Brown

AAPG Bulletin

...) normal moveout correction, and (5) CRP stack (25 × 25 m [82 × 82 ft] binning). Poststack 3-D frequency–wavenumber migration was applied to the final...

Salt Tectonics and its Effect on Sediment Structure and Gas Hydrate Occurrence in the Northwestern Gulf of Mexico from 2D Multichannel Seismic Data

Dan'l Lewis, William Sager

GCAGS Journal

... grid of the eastern survey. The processing sequence included spherical divergence correction, exponential gain correction, deconvolution, and normal...

Revealing the discontinuities by 3D prestack diffraction separation and imaging

Chuangjian Li, Suping Peng, Xiaoqin Cui, Peng Lin

International Meeting for Applied Geoscience and Energy (IMAGE)

... the local slope throng the normal moveout velocity and ray parameter, which can enhance the stability and accuracy of local slopes. In this way...

The calculation of first-arrival P-wave traveltime for attenuating TTI media

Mengxiu Wang, Jingyi Chen, Zhengcong Zhao, Kaiyuan Ji, Shaoying Chang

International Meeting for Applied Geoscience and Energy (IMAGE)

... vP 0 vn   ,  is 0.1, the Thomsen-style parameters  q and 0.05, the P-wave vertical velocity velocity vn v p and normal moveout are 3 km...

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)

.... Processing steps include geometry setup and CMP sorting, gain correction, F-K filtering, deconvolution, normal moveout correction (NMO), semblance...

Multicomponent Seismic Studies of the Gas-hydrate System at the Storegga Slide

Stefan Bunz, Jurgen Mienert, Karin Andreassen

AAPG Special Volumes

..., and predictive deconvolution. Semblance velocity analysis, normal moveout (NMO) correction, stacking, poststack scaling, and filtering were applied to small...

Amplitude Versus Offset (AVO) Analysis: Part 7. Geophysical Methods

Allan T. Long, R. C. Anderson

AAPG Special Volumes

.... Normal moveout (NMO) and residual statics corrections must be performed as accurately as possible, for any AVO analysis is degraded by inappropriate...

2.3 Detached Sediments in Extensional Provinces: 2.3.3 Gravity Gliding: Structure of the Mexican Ridges Foldbelt, Southwest Gulf of Mexico

R. T. Buffler

AAPG Special Volumes

...% 4) Velocity analysis 5) Normal moveout 6) Stack - (1200% Decon Stack) 7) Filter (10, 48) Golden Lane Grid 20 and 24 -- Field Information SHOT...

Essentials of Streamer Marine 3-D Surveys, by Malcolm Lansley, #40140 (2004).

Search and Discovery.com

Footprints in Seismic Data, by Surinder Sahai and Khalid Soofi, #40230 (2007).

Search and Discovery.com

Conditioning Prestack Seismic Data in the Offset-Azimuth Domain; #42462 (2019)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

... is not optimal. Instead of stacking the azimuthally-sectored normal moveout, or NMO, corrected traces at every CMP, we suggest generating supergathers using...

Optimización de Migración Pre-Apilado en Tiempo Tipo Kirchhoff para Datos Sísmicos 3D en los Llanos Orientales [PAPER IN SPANISH] Migration Optimization of Pre-Stack Kirchhoff Time Type of 3D Seismic Data in the Eastern Plains

María Isabel Prieto, José María Jaramillo

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... “offset” (normal moveout). Este procesamiento minimiza el error en la 2 MARIA ISABEL PRIETO Y JOSE MARIA JARAMILLO obtención de la imagen sísmica...