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Basic Seismic Processing INPUT FILTER CMP Gather NMO STACK MIGRATE DISPLAY GEOM VEL ANAL STATICS MUTE
More Seismic Processing INPUT BP FILTER CMP Gather NMO STACK MIGRATE DISPLAY GEOM VEL ANAL STATICS DEMUX VIB CORR FK FILTER DECON DMO/ MIGRATE SAVE DECON FK FILTER MUTE GAIN RCVR COHERENCY ENHANCE COHERENCY ENHANCE TIME TO DEPTH EDIT
SP to CMP Gather
Shot Gathers CMP Gathers
NMO Original Too SlowToo FastJust Right
NMO Layered Medium
NMO vs dip Flat SlowFlat FastDip Slow V = V 0 /cos
Estimating V stack
Estimating V stack Constant Velocity Gathers (CMP)
Estimating V stack Constant Velocity Stacks
NMO and Noise Decreasing S/N
Horizon Velocity Analysis
Velocity Estimates CMP No. Time, sec
Muting CMPNMO NMO+Mute
Statics Before After
Basic Seismic Processing INPUT FILTER CMP Gather NMO STACK MIGRATE DISPLAY GEOM VEL ANAL STATICS MUTE.
Velocity Analysis Introduction to Seismic ImagingERTH 4470/5470 Yilmaz, ch
Stacking Statics Residual statics in combination with the velocity analysis Muting Approximated zero offset section.
Processing Seismic Reflection Data of La Bajada Fault Ryan Lester.
Lee M. Liberty Research Professor Boise State University.
Seismic Reflection Ground Roll Filtering Ted Bertrand SAGE 2004.
Reflection seismograms Each reflection will follow a moveout trajectory according to the moveout equation.
Filters Temporal Fourier (t f) transformation Spatial Fourier (x k x ) transformation applications f-k x transformation Radon (-p x ) transformation.
Loading of the data/conversion Demultiplexing Editing Geometry Amplitude correction Frequency filter Deconvolution Velocity analysis NMO/DMO-Correction.
Multi-Component Seismic Data Processing
Processing: zero-offset gathers
GG450 April 22, 2008 Seismic Processing.
Primary-Only Imaging Condition Yue Wang. Outline Objective Objective POIC Methodology POIC Methodology Synthetic Data Tests Synthetic Data Tests 5-layer.
EXPLORATION GEOPHYSICS. EARTH MODEL NORMAL-INCIDENCE REFLECTION AND TRANSMISSION COEFFICIENTS WHERE: 1 = DENSITY OF LAYER 1 V 1 = VELOCITY OF LAYER.
Processing and Binning Overview From chapter 14 “Elements of 3D Seismology” by Chris Liner.
Beach Energy Ltd Lake Tanganyika 2D Marine Seismic Survey
Making CMP’s From chapter 16 “Elements of 3D Seismology” by Chris Liner.
1 Prestack migrations to inversion John C. Bancroft CREWES 20 November 2001.
Velocity Picking Bryce Hutchinson Sumit Verma Objectives : 1. Be able to understand semblance, supergather, CVS 2. Recognize under corrected, over corrected,
Refraction Statics Bryce Hutchinson & Sumit Verma Objectives: Upload kill file Define Layer 1 and Layer 2 velocities in refraction statics Pick semblance.
Bedrock Delineation by a Seismic Reflection/Refraction Survey at TEAD Utah David Sheley and Jianhua Yu.
. Lakeside Drive and Manzanita Lane to the north corner of Jasper Lane and Manzanita Lane.
Beach Energy Ltd Lake Tanganyika 2D Marine Seismic Survey Data Processing, 2014 Squelch Tests for Streamer Noise Attenuation Lines BST14B24 and BST14B67.
Reflection Seismic Processing
GEOCENTER LP LAND PROCESSING. Step 2 Step 4 Step 5 Step 6 Step 3 Step 1 SeisUP ® “AGLEN” Dataset Land Processing.
Occurs when wave encounters sharp discontinuities in the medium important in defining faults generally considered as noise in seismic sections seismic.
Refraction Statics Bryce Hutchinson Sumit Verma. 3D Statics display 1. Click this button on the right side of the statics window to open a 3D statics.
Lab 8 NMO and Residual Velocity Analysis Objectives: Apply NMO CMP Stack the NMO (for later comparison) Compute Residual Statics Apply Residual statics.
T 2 = T X 2 /V 2. It is a hyperbola with apex at X = 0 and T 0 = 2H/V. – –V and H are the layer velocity and thickness. T 2 -X 2 plot is a straight.
The ray parameter and the travel-time curves P flat and P radial are the slopes of the travel time curves T-versus-X and T-versus- , respectively. While.
Tom Wilson, Department of Geology and Geography Environmental and Exploration Geophysics II tom.h.wilson Department of Geology.
Seismic Reflection: Processing and Interpretation Katie Wooddell UW Madison.
Multiple attenuation in the image space Paul Sava & Antoine Guitton Stanford University SEP.
Seismic Reflection Processing Illustrations The Stacking Chart and Normal Moveout Creating a seismic reflection section or profile requires merging the.
Geology 5660/6660 Applied Geophysics 12 Feb 2016 © A.R. Lowry 2016 For Fri 14 Feb: Burger (§ ) Last Time: Seismic Reflection Travel-Time.
Accommodation space, Coluvial wedge. Even in this image, throw is hard to interpret however, there is still geologic insight to be gained. Surface expression.
Seismic Reflection Data Processing and Interpretation A Workshop in Cairo 28 Oct. – 9 Nov Cairo University, Egypt Dr. Sherif Mohamed Hanafy Lecturer.
GeoCenter LP SeisUP ® Marine Processing.
ProMAX Products ProMAX 2D ProMAX 3D ProMAX 4D ProMAX VSP ProMAX MVA
GeoCenter, Inc. SeisUP ® GeoCenter, Inc. Training ~ 2003 University of Texas / Dallas Husky Oil / Western Canada Basin University of Texas / Dallas Husky.
Multiple Removal with Local Plane Waves
SAMPLE IMAGE December 10th 2007 Software Product Management Massy 1 TIKIM “Kirchhoff pre-stack time migration” Overview (Jean-Claude LANCELOT) Meeting.
Geology 5660/6660 Applied Geophysics 18 Feb 2014 © A.R. Lowry 2014 For Wed 20 Feb: Burger (§ ) Last Time: Reflection Data Processing Step.
Geology 5640/6640 Introduction to Seismology 3 Apr 2015 © A.R. Lowry 2015 Last time: Reflection Seismic Equations for a reflection two-way travel-time.
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