Keywords:
Solar activity.
;
Electronic books.
Type of Medium:
Online Resource
Pages:
1 online resource (404 pages)
Edition:
1st ed.
ISBN:
9781461436737
URL:
https://ebookcentral.proquest.com/lib/geomar/detail.action?docID=994526
Language:
English
Note:
Intro -- Contents -- Preface -- The Solar Dynamics Observatory (SDO) -- Abstract -- Preface: Living with a Star and the Solar Dynamics Observatory -- Introduction -- History -- The Spacecraft Summary -- Science Goals -- Science Investigation Teams -- Atmospheric Imaging Assembly -- Extreme Ultraviolet Variability Experiment -- Helioseismic and Magnetic Imager -- Science Data Capture Requirement -- Ground System and Mission Operations -- SDO Orbit and Mission Phases -- SDO Data -- Rules of the Road for Data Use -- Browse and Public Access Data -- Final Data Archive -- Summary -- Acknowledgements -- References -- The Atmospheric Imaging Assembly (AIA) on the Solar Dynamics Observatory (SDO) -- Abstract -- Introduction -- Science Overview -- Energy Input, Storage, and Release: The Dynamic Coronal Structure -- Coronal Heating and Irradiance: Thermal Structure and Emission -- Transients: Sources of Radiation and Energetic Particles -- Connections to Geospace: Material and Magnetic-Field Output of the Sun -- Coronal Seismology: A Diagnostic to Study Coronal Waves and Oscillations -- Instrument Overview -- Mirrors and Multilayer Coatings -- Filters -- CCD Detector and Camera System -- Guide Telescope and Image-Stabilization System -- Mechanisms -- Electronics and Software -- Instrument Calibration -- Instrument Operations -- Data Processing -- Level 1 Data Processing -- Level 1.5 Data Processing -- Data Distribution -- Conclusion -- Acknowledgements -- References -- Initial Calibration of the Atmospheric Imaging Assembly (AIA) on the Solar Dynamics Observatory (SDO) -- Abstract -- Introduction -- Photometric Calibration -- Measuring the Response Function -- Geometric Area -- EUV Filters -- Mirrors -- CCDs -- UV Optics -- Contamination -- Wavelength Response -- Channel Crosstalk -- Error Budget -- Cross-Calibration with EVE -- Temperature Response.
,
Instrument Characterization -- Camera-CCD System Characterization -- Flat-Field -- Optical Performance -- Filter Mesh Diffraction -- Stray Light -- Guide Telescope-ISS -- Image Coalignment -- Compression -- Conclusion -- Acknowledgements -- Appendix: Accessing the Response Functions -- References -- Heliophysics Event Knowledgebase for the Solar Dynamics Observatory (SDO) and Beyond -- Abstract -- Introduction -- HEK Design Goals -- Heliophysical Events -- Example Usage -- HEK Implementation -- Mission (Coverage) Assets -- Capturing Planning Metadata -- JSOC Assets -- Event Detection System -- AIA Visualization Center -- Browse Products -- Public Assets -- The Heliophysics Event and Coverage Registries -- HEK Services -- HEK Clients -- Data Request Management -- Conclusions -- Acknowledgements -- References -- Computer Vision for the Solar Dynamics Observatory (SDO) -- Abstract -- Introduction -- Operations Concept and Overview of Modules -- Flare Detection -- H Filaments -- Sigmoids -- CME Recognition and Tracking -- Coronal Dimming Regions -- Jets -- Oscillations -- EIT Wave Tracking -- Detection and Analysis of Active Regions and Coronal Holes -- X-ray Bright Points -- Correlation with Other Databases -- Correlation with Jets -- Magnetic Feature Tracking and Sunspots -- Polarity Inversion Line Mapping -- Nonlinear Force-free Field Extrapolations -- Trainable Feature Recognition and Retrieval -- Method -- Discovery of New Features -- A Pipeline for the Generation of Feature and Event Metadata -- Computing Facilities at LMSAL -- SAO Computing Facilities -- Interfacing to DRMS -- Module Testing -- Community Access to Metadata at SAO -- Conclusions -- Acknowledgements -- References.
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Extreme Ultraviolet Variability Experiment (EVE) on the Solar Dynamics Observatory (SDO): Overview of Science Objectives, Instrument Design, Data Products, and Model Developments -- Abstract -- Introduction -- EVE Science Plan -- EVE Science Objectives -- EVE Objective 1 - Specify Solar EUV Irradiance -- EVE Objective 2 - Understand Why Solar EUV Irradiance Varies -- EVE Objective 3 - Forecast Solar EUV Variations -- EVE Objective 4 - Understand Response of Geospace Environment -- EVE Science Team -- EVE Measurement Requirements -- EVE Instrumentation -- MEGS-A Instrument -- MEGS-B Instrument -- MEGS-SAM Instrument -- MEGS-P Instrument -- ESP Instrument -- Other EVE Subsystems -- EVE Data Products -- EVE Level 0C - Space Weather Product -- EVE Level 1 -- EVE Level 2 -- EVE Level 3 -- EVE Data System -- Solar Irradiance Models -- NRLEUV Model -- FISM Model -- SIP Hybrid System of Data and Models -- Earth's Atmospheric Models -- TDIM, IFM, and GAIM Models -- CTIPe Model -- NRLMSIS Model -- JB2006 and JB2008 Models -- Summary -- Acknowledgements -- References -- Extreme Ultraviolet Variability Experiment (EVE) Multiple EUV Grating Spectrographs (MEGS): Radiometric Calibrations and Results -- Abstract -- Introduction -- EVE Instruments -- EVE MEGS Calibration Heritage -- SURF Calibration Setup -- MEGS A and B Calibration -- MEGS A and B Algorithms -- Wavelength Scale, Bandpass, and Spectral Resolution -- LASP Calibration Setup -- Wavelength Scale -- Bandpass -- Spectral Resolution -- Corrected Count Rate -- Dark Count Correction -- Scattered Light -- Linearity -- Gain Correction -- Invalid Pixel Masking -- SURF Responsivity -- SURF Beam Current -- SURF Flux -- Field-of-View (FOV) Maps -- Higher-Order Correction -- Flight Responsivity -- MEGS P Calibration -- MEGS P Algorithm -- Uncertainty Algorithm -- Calibration Results.
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Application for MEGS In-flight Calibrations -- MEGS SAM Calibration -- Responsivity Algorithm -- Uncertainty Algorithm -- Calibration Results -- Solar EUV Measurements on 14 April 2008 -- MEGS A and B -- MEGS P -- SAM -- Conclusions -- Acknowledgements -- References -- EUV SpectroPhotometer (ESP) in Extreme Ultraviolet Variability Experiment (EVE): Algorithms and Calibrations -- Abstract -- Introduction -- ESP Scientific Objectives -- ESP Overview -- An Algorithm to Convert ESP Count Rates into Solar Irradiance -- Results from the Ground Tests -- Thermal Changes of Dark Count Rates -- Thermal Changes of Reference Count Rates -- ESP Pre-flight Calibration -- ESP Variables: Where They Are Measured and How Accurately -- ESP Calibration Overview -- Results from the BL-9 Calibration -- ESP Filter Transmissions -- Measured Transmission of the Diffraction Grating -- On-axis Efficiencies -- Results from the BL-2 Radiometric Pre-flight Calibration -- ESP Responses for the Tilted Positions -- BL-2 Calibration for ESP FOV Maps -- BL-2 Calibration for ESP On-axis Position -- ESP Sensitivity to the Higher Orders (BL-2 Order Sorting Test) -- A Comparison of ESP Measured Irradiance from the Sounding Rocket Flight with other Measurements -- Concluding Remarks -- Acknowledgements -- References -- The Helioseismic and Magnetic Imager (HMI) Investigation for the Solar Dynamics Observatory (SDO) -- Abstract -- Overview -- Top Level Goals -- Scope -- The Helioseismic and Magnetic Imager Instrument -- HMI Data Products -- Team, Collaborations and Community -- History -- HMI Science Goals -- Science Overview -- Scientific Goals -- Convection-Zone Dynamics and the Solar Dynamo -- Structure and Dynamics of the Tachocline -- Variations in Differential Rotation -- Evolution of Meridional Circulation -- Dynamics in the Near-Surface Shear Layer.
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Origin and Evolution of Sunspots, Active Regions, and Complexes of Activity -- Formation and Deep Structure of Magnetic Complexes of Activity -- Active Region Source and Evolution -- Magnetic Flux Concentration in Sunspots -- Sources and Mechanisms of Solar Irradiance Variation -- Sources and Drivers of Solar Activity and Disturbances -- Origin and Dynamics of Magnetic Sheared structures and alpha-type Sunspots -- Magnetic Configuration and Mechanisms of Solar Flares -- Emergence of Magnetic Flux and Solar Transient Events -- Evolution of Small-Scale Structures and Magnetic Carpet -- Links Between the Internal Processes and Dynamics of the Corona and Heliosphere -- Complexity and Energetics of the Solar Corona -- Large-Scale Coronal Field Estimates -- Coronal Magnetic Structure and Solar Wind -- Precursors of Solar Disturbances for Space-Weather Forecasts -- Far-Side Imaging and Activity Index -- Predicting Emergence of Active Regions by Helioseismic Imaging -- Determination of Magnetic Cloud Bs Events -- Theoretical Support and Modeling -- Data Products -- Global Helioseismology -- Local-Area Helioseismology -- Full-Disk Velocity and Sound-Speed Maps -- Synoptic Maps of Mass Flows and Sound-Speed Perturbations -- Synoptic Maps of Horizontal Flows in Upper Convection Zone -- Higher-Resolution Maps Zoomed on Particular Active Regions -- Deep-Focus Maps -- Far-Side Images of the Sound-Speed Perturbations -- Magnetography -- Vector Magnetic Field -- Continuum Intensity -- Real-Time Products -- Summary -- Acknowledgements -- References -- Design and Ground Calibration of the Helioseismic and Magnetic Imager (HMI) Instrument on the Solar Dynamics Observatory (SDO) -- Abstract -- Introduction -- Instrument Description -- HMI Optics Package -- Imaging Optics -- Polarization Selectors -- Filters -- Front Window -- Blocking Filter -- Lyot Filter.
,
Michelson Interferometers.
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