{"id":42,"date":"2015-07-02T13:55:07","date_gmt":"2015-07-02T13:55:07","guid":{"rendered":"http:\/\/nwpsaf.eu\/newsite\/?page_id=42"},"modified":"2026-02-09T15:51:16","modified_gmt":"2026-02-09T15:51:16","slug":"documentation","status":"publish","type":"page","link":"https:\/\/nwp-saf.eumetsat.int\/site\/software\/rttov\/documentation\/","title":{"rendered":"RTTOV Documentation"},"content":{"rendered":"<h2>RTTOV documentation<\/h2>\n<p>User documentation:<\/p>\n<ul>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/NWPSAF_ReleaseNote_RTTOV14.1.pdf\">Release Note for RTTOV v14.1<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/users_guide_rttov14_v1.1.pdf\">RTTOV v14 user guide v1.1<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/rttov14_user_interface_changes.pdf\">RTTOV v14 user interface changes<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/rttov-quick-start.pdf\">RTTOV v14 quick start beginners guide<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/rttov_gui_v14.pdf\">RTTOV v14 GUI user guide<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/rttov-wrapper.pdf\">RTTOV v14 Python\/C++ wrapper user guide<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/software\/rttov\/documentation\/platforms-supported\/\">List of supported instruments<\/a><\/li>\n<\/ul>\n<p>Science and Validation Reports:<\/p>\n<ul>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/rttov14_svr.pdf\">RTTOV v14 Science and validation report v1.0<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov13\/rttov13_svr.pdf\">RTTOV v13 Science and validation report v1.0<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov12\/rttov12_svr.pdf\">RTTOV v12 Science and validation report v1.0<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov11\/rttov11_svr.pdf\">RTTOV v11 Science and validation report v1.0<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/oldsite\/deliverables\/rtm\/docs_rttov10\/rttov10_svr_1.11.pdf\">RTTOV v10 Science and validation report<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/oldsite\/deliverables\/rtm\/rttov9_files\/rttov9_svr.pdf\">RTTOV v9 Science and validation report<\/a> and <a href=\"https:\/\/nwp-saf.eumetsat.int\/oldsite\/deliverables\/rtm\/rttov9_files\/rttov9_svr_annexa.pdf\">Annex A<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/oldsite\/deliverables\/rtm\/rttov8_svr.pdf\">RTTOV v8 Science and validation report<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/oldsite\/deliverables\/rtm\/rttov7_svr.pdf\">RTTOV v7 Science and validation report<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/oldsite\/deliverables\/rtm\/rttov6_val.pdf\">RTTOV v6 Science and validation report<\/a><\/li>\n<\/ul>\n<p>Additional scientific, technical and design documentation:<\/p>\n<ul>\n<li><a href=\"https:\/\/digital.nmla.metoffice.gov.uk\/download\/file\/digitalFile_911bd873-f30f-4617-9810-ad73b5457ea1\">RTTOV Interpolation technical report<\/a> &#8211; applies to v13 and earlier, see RTTOV v14 SVR for latest versions<\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov12\/rttov_gas_cloud_aerosol_units.pdf\">Memo on gas, cloud and aerosol units conversions applied in RTTOV<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/NWPSAF-MO-DS-048_Prod_Spec_RTTOV14.pdf\">RTTOV v14 Product Specification<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/NWPSAF-MO-DS-050_TopLevelDesign_RTTOV14.pdf\">RTTOV v14 Top Level Design<\/a><\/li>\n<\/ul>\n<p>Performance comparisons:<\/p>\n<ul>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/Performance_Test_Log_RTTOV14.1.pdf\">RTTOV v14.1 Performance on different platforms<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov14\/Performance_Test_Log_RTTOV14.0.pdf\">RTTOV v14.0 Performance on different platforms<\/a><\/li>\n<\/ul>\n<p>User surveys:<\/p>\n<ul>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov13\/rttov_user_survey_2022.pdf\">Summary of results from 2022 RTTOV user survey<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov12\/rttov_user_survey_2017.pdf\">Summary of results from 2017 RTTOV user survey<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/docs_rttov12\/rttov_user_survey_2014.pdf\">Summary of results from 2014 RTTOV user survey<\/a><\/li>\n<\/ul>\n<h2>Reports from previous studies<\/h2>\n<ul>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/rpt_rayer.pdf\">Microwave transmittance models for RTTOV<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/isem6.pdf\">ISEM-6: Infrared Surface Emissivity Model for RTTOV v6<\/a> (some figs currently missing)<\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/evalfastems.pdf\">Evaluation of the ocean microwave emissivity models: Fastem and Fastem2<\/a> &amp;<a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/evalfastemsfigs.pdf\"> figures<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/fastssmi.pdf\">Use of Fastem2 for the Special Sensor Microwave Imager<\/a> &amp; <a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/fastssmifigs.pdf\">figures<\/a><\/li>\n<\/ul>\n<h4>Other NWP SAF reports on radiative transfer<\/h4>\n<ul>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/gastro.pdf\">Gastropod &#8211; a fast radiative transfer model for AIRS and IASI<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/shell.pdf\">Fast model intercomparison study results<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/fmatrix.pdf\">Impact of RTIASI fast radiative transfer model error on IASI retrieval accuracy<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/vres.pdf\">Vertical discretisation for advanced sounder fast radiative transfer models: grid refinement for RTIASI<\/a><\/li>\n<li><a href=\"https:\/\/nwp-saf.eumetsat.int\/site\/download\/documentation\/rtm\/papers\/tm345.pdf\">An improved general fast radiative transfer model for the assimilation of radiance observations<\/a><\/li>\n<\/ul>\n<ul>\n<li><a href=\"https:\/\/www.ecmwf.int\/search\/elibrary\/rttov\" target=\"_blank\" rel=\"noopener noreferrer\">ECMWF NWP SAF reports<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>RTTOV documentation User documentation: Release Note for RTTOV v14.1 RTTOV v14 user guide v1.1 RTTOV v14 user interface changes RTTOV v14 quick start beginners guide RTTOV v14 GUI user guide RTTOV v14 Python\/C++ wrapper user guide List of supported instruments Science and Validation Reports: RTTOV v14 Science and validation report v1.0 RTTOV v13 Science and validation report v1.0 RTTOV v12 Science and validation report v1.0 RTTOV v11 Science and validation report v1.0 RTTOV v10 Science and validation report RTTOV v9 Science and validation report and Annex A RTTOV v8 Science and validation report RTTOV v7 Science and validation report RTTOV [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":18,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"class_list":["post-42","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/nwp-saf.eumetsat.int\/site\/wp-json\/wp\/v2\/pages\/42","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nwp-saf.eumetsat.int\/site\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nwp-saf.eumetsat.int\/site\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nwp-saf.eumetsat.int\/site\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nwp-saf.eumetsat.int\/site\/wp-json\/wp\/v2\/comments?post=42"}],"version-history":[{"count":0,"href":"https:\/\/nwp-saf.eumetsat.int\/site\/wp-json\/wp\/v2\/pages\/42\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/nwp-saf.eumetsat.int\/site\/wp-json\/wp\/v2\/pages\/18"}],"wp:attachment":[{"href":"https:\/\/nwp-saf.eumetsat.int\/site\/wp-json\/wp\/v2\/media?parent=42"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}