{"id":436,"date":"2020-04-20T23:34:31","date_gmt":"2020-04-20T23:34:31","guid":{"rendered":"http:\/\/10.1.8.218\/?page_id=436"},"modified":"2020-10-01T18:49:28","modified_gmt":"2020-10-01T18:49:28","slug":"3d-pre-stack-depth-migration","status":"publish","type":"page","link":"https:\/\/www.seitel.com\/index.php\/technology\/3d-pre-stack-depth-migration\/","title":{"rendered":"3D Pre-stack Depth Migration"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"436\" class=\"elementor elementor-436\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6d4b776 elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"6d4b776\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0749fbc\" data-id=\"0749fbc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e96741a elementor-widget elementor-widget-heading\" data-id=\"e96741a\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Technology<\/h1>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-20270c16 elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"20270c16\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-327cf76c\" data-id=\"327cf76c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-793c75bb\" data-id=\"793c75bb\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-63e66d37 elementor-align-right elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"63e66d37\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"index.php\/technology\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon elementor-align-icon-left\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-th\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Back to Technical Briefs<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e720d73 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e720d73\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-df1aa1a\" data-id=\"df1aa1a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1f50605 elementor-widget elementor-widget-heading\" data-id=\"1f50605\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">3D Pre-stack Depth Migration<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-26ca40e\" data-id=\"26ca40e\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9544182 elementor-align-right elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"9544182\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.seitel.com\/wp-content\/pdf\/3d-pre-stack-depth-migration.pdf\" rel=\"nofollow\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon elementor-align-icon-left\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-file-download\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Download PDF<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2a315b6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2a315b6\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-wider\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-fb92c95\" data-id=\"fb92c95\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-226fb98 elementor-widget__width-auto box-width elementor-widget elementor-widget-text-editor\" data-id=\"226fb98\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>To meet today\u2019s needs for more accurate and true depth seismic imaging, Seitel offers both Emerson Kirchhoff and EarthStudy\u2122 360 (ES360) Depth Migrations using velocity models derived through an iterative process of grid or model-based Reflection Tomography and Anisotropic Welltie Tomography.<\/p><p>This process is traditionally used to resolve complex structural problems but is increasingly used in non-structurally complex areas where velocities vary significantly both laterally and vertically over a thin reservoir. This can aid in well steering within thin layers, but these layers are often poorly represented by time imaging (PSTM). Pre-Stack Depth (PSDM) gathers form an ideal input for interpretation and further analysis.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6fd4bf elementor-widget elementor-widget-heading\" data-id=\"e6fd4bf\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Kirchhoff Depth Migration \n<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-34e882f elementor-widget elementor-widget-text-editor\" data-id=\"34e882f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li>Offset Gathers<\/li><li>OVT Gathers<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e8cbbf3 elementor-widget elementor-widget-heading\" data-id=\"e8cbbf3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">EarthStudy 360 Depth Migration \n<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e0a362a elementor-widget elementor-widget-text-editor\" data-id=\"e0a362a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li>CRAM Gathers<\/li><li>Angle-Azimuth Gathers<\/li><li>Directional Gathers<\/li><li>Specular and Diffraction Gathers<\/li><li>Orthorhombic Migration<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d113a93 elementor-widget elementor-widget-heading\" data-id=\"d113a93\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Velocity Model Building<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1f6f50a elementor-widget elementor-widget-text-editor\" data-id=\"1f6f50a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li>Isotropic Velocity<\/li><li>Anisotropic (Vertical) Velocity<\/li><li>Delta &amp; Epsilon Volumes<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-840afb3 elementor-widget elementor-widget-heading\" data-id=\"840afb3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Input for further processing and analysis<\/h4>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-55b1ede elementor-widget elementor-widget-text-editor\" data-id=\"55b1ede\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul><li>Gather Conditioning<\/li><li>Coherency &amp; Curvature Cubes<\/li><li>HTI Analysis<\/li><li>Fracture Mapping<\/li><\/ul>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-9547d03\" data-id=\"9547d03\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-36d46ee elementor-widget elementor-widget-image\" data-id=\"36d46ee\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"587\" height=\"440\" src=\"https:\/\/www.seitel.com\/wp-content\/uploads\/2020\/04\/3d-pre-stack-es360@2x.jpg\" class=\"attachment-full size-full wp-image-433\" alt=\"\" srcset=\"https:\/\/www.seitel.com\/wp-content\/uploads\/2020\/04\/3d-pre-stack-es360@2x.jpg 587w, https:\/\/www.seitel.com\/wp-content\/uploads\/2020\/04\/3d-pre-stack-es360@2x-300x225.jpg 300w\" sizes=\"(max-width: 587px) 100vw, 587px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a846690 elementor-widget elementor-widget-heading\" data-id=\"a846690\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h5 class=\"elementor-heading-title elementor-size-default\">ES360 Depth Stack<\/h5>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6cd811c elementor-widget elementor-widget-image\" data-id=\"6cd811c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"587\" height=\"443\" src=\"https:\/\/www.seitel.com\/wp-content\/uploads\/2020\/04\/3d-anisotropic@2x.jpg\" class=\"attachment-full size-full wp-image-434\" alt=\"\" srcset=\"https:\/\/www.seitel.com\/wp-content\/uploads\/2020\/04\/3d-anisotropic@2x.jpg 587w, https:\/\/www.seitel.com\/wp-content\/uploads\/2020\/04\/3d-anisotropic@2x-300x226.jpg 300w\" sizes=\"(max-width: 587px) 100vw, 587px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3dba1ee elementor-widget elementor-widget-heading\" data-id=\"3dba1ee\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h5 class=\"elementor-heading-title elementor-size-default\">Anisotropic Velocity Model<\/h5>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c484a69 elementor-widget elementor-widget-text-editor\" data-id=\"c484a69\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<p>An ES360 Reflection Angle Depth Stack and Anisotropic Vertical Velocity Model. Depth migration uses travel time computation via ray-tracing through the velocity volume in addition to Epsilon, Delta, Dip\/Azimuth, and other volumes required by VTI, TTI, and Orthorhombic migration.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3537d773 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3537d773\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-517e6ef5\" data-id=\"517e6ef5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-578ebbe4 elementor-align-left elementor-mobile-align-center button-disabled elementor-widget elementor-widget-button\" data-id=\"578ebbe4\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon elementor-align-icon-left\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-left\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Previous<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-4c937aa2\" data-id=\"4c937aa2\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9652e2d elementor-align-center elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"9652e2d\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"index.php\/technology\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon elementor-align-icon-left\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-th\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Back to Technical Briefs<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-47428258\" data-id=\"47428258\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-291ba4a1 elementor-align-right elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"291ba4a1\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"index.php\/technology\/acquisition-footprint-removal\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon elementor-align-icon-right\">\n\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-long-arrow-alt-right\"><\/i>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Next<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Technology Back to Technical Briefs 3D Pre-stack Depth Migration Download PDF To meet today\u2019s needs for more accurate and true depth seismic imaging, Seitel offers both Emerson Kirchhoff and EarthStudy\u2122 360 (ES360) Depth Migrations using velocity models derived through an iterative process of grid or model-based Reflection Tomography and Anisotropic Welltie Tomography. This process is [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":78,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"_links":{"self":[{"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/pages\/436"}],"collection":[{"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/comments?post=436"}],"version-history":[{"count":20,"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/pages\/436\/revisions"}],"predecessor-version":[{"id":894,"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/pages\/436\/revisions\/894"}],"up":[{"embeddable":true,"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/pages\/78"}],"wp:attachment":[{"href":"https:\/\/www.seitel.com\/index.php\/wp-json\/wp\/v2\/media?parent=436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}