Zernike Moments Description of Solar and Astronomical Features: Python Code by Hossein Safari, Nasibe Alipour, Hamed Ghaderi, Pardis Garavand

Subjects: Get full text

Turning Noise Into Data: Characterization of the Van Allen Radiation Belt Using SDO Spikes Data by Spiridon Kasapis, Barbara J. Thompson, Juan V. Rodriguez, Raphael Attie, Gonzalo Cucho‐Padin, Daniel daSilva, Meng Jin, William D. Pesnell

Subjects: Get full text

Single and Multiwavelength Detection of Coronal Dimming and Coronal Wave Using Faster R-CNN by Zongxia Xie, Chunyang Ji

“…In addition, we have collected and processed a dataset that includes the solar images and event records, where the solar images come from the Atmospheric Imaging Assembly (AIA) of Solar Dynamics Observatory (SDO) and the event records come from Heliophysics Event Knowledgebase (HEK). …”
Get full text

Automated Detection of coronaL MAss Ejecta origiNs for Space Weather AppliCations (ALMANAC) by Thomas Williams, Huw Morgan

“…In this work, ALMANAC is applied to observations by the Atmospheric Imaging Assembly (AIA) aboard the Solar Dynamics Observatory (SDO). As well as presenting the method, a proof of concept test is made on a limited set of data associated with 20 halo CMEs recorded by the Coordinated Data Analysis Workshop (CDAW) catalog near the activity maximum of solar cycle 24. …”
Get full text

Attention‐Based Machine Vision Models and Techniques for Solar Wind Speed Forecasting Using Solar EUV Images by Edward J. E. Brown, Filip Svoboda, Nigel P. Meredith, Nicholas Lane, Richard B. Horne

“…Abstract Extreme ultraviolet images taken by the Atmospheric Imaging Assembly on board the Solar Dynamics Observatory make it possible to use deep vision techniques to forecast solar wind speed—a difficult, high‐impact, and unsolved problem. …”
Get full text

Partially Erupted Prominence Material as a Diagnostic of Coronal Mass Ejection Trajectory by B. A. Hovis‐Afflerbach, B. J. Thompson, E. I. Mason

“…Using a method called persistence mapping, 304 Å images from the Solar Dynamics Observatory (SDO), and coronagraph images from the Solar and Heliospheric Observatory, we measure and compare the offsets in latitude of 20 CMEs and their respective prominences with respect to the source region. …”
Get full text

Hinode EIS: Updated In-flight Radiometric Calibration by G. Del Zanna, M. J. Weberg, H. P. Warren

“…To constrain the absolute values from 2010 and later, we force agreement between EIS and Solar Dynamics Observatory Atmospheric Imaging Assembly 193 Å observations. …”
Get full text

Solar Wind Speed Prediction via Graph Attention Network by Yanru Sun, Zongxia Xie, Haocheng Wang, Xin Huang, Qinghua Hu

“…Specifically, we combine the OMNI data measured at Lagrangian Point 1 (L1) with the extreme ultraviolet images observed by the Solar Dynamics Observatory satellite to predict the solar wind speed at L1. …”
Get full text

Solar Wind Speed Prediction With Two‐Dimensional Attention Mechanism by Yanru Sun, Zongxia Xie, Yanhong Chen, Xin Huang, Qinghua Hu

“…Solar wind speed prediction is improved by making full use of OMNI data measured at Lagrangian Point 1 (L1) by the National Aeronautics and Space Administration (NASA) and image data observed by the Solar Dynamics Observatory (SDO) satellite in this work. Specifically, we propose a model based on the “two‐dimensional attention mechanism” (TDAM) to predict solar wind speed. …”
Get full text

Mask-Pix2Pix Network for Overexposure Region Recovery of Solar Image by Dong Zhao, Long Xu, Linjie Chen, Yihua Yan, Ling-Yu Duan

“…For example, during solar flare, Atmospheric Imaging Assembly (AIA) of Solar Dynamics Observatory (SDO) often records overexposed images/videos, resulting loss of fine structures of solar flare. …”
Get full text

The GOES‐R Solar UltraViolet Imager by Jonathan M. Darnel, Daniel B. Seaton, Christian Bethge, Laurel Rachmeler, Alison Jarvis, Steven M. Hill, Courtney L. Peck, J. Marcus Hughes, Jason Shapiro, Allyssa Riley, Gopal Vasudevan, Lawrence Shing, George Koener, Chris Edwards, Dnyanesh Mathur, Shelbe Timothy

“…These four identically designed solar Extreme UltraViolet instruments are similar in design and capability to the Solar Dynamics Observatory‐Atmospheric Imaging Assembly suite of solar telescopes, and are planned to operationally span two solar cycles or more, from 2017 through 2040. …”
Get full text

The Flare Irradiance Spectral Model‐Version 2 (FISM2) by P. C. Chamberlin, F. G. Eparvier, V. Knoer, H. Leise, A. Pankratz, M. Snow, B. Templeman, E. M. B. Thiemann, D. L. Woodraska, T. N. Woods

“…Specifically, these new instruments are the Solar Dynamics Observatory (SDO)/Extreme Ultraviolet Variability Experiment (EVE), Solar Radiation and Climate Experiment (SORCE)/X‐ray Photometer System (XPS), and SORCE/Solar Stellar Irradiance Comparison Experiment (SOLSTICE). …”
Get full text

Observational Study of Recurrent Jets: Evolution of Magnetic Flux, Current, and Helicity by Chang Zhou, Yang Guo, Guoyin Chen, Ye Qiu, M.D. Ding

“…We observed three recurrent blowout jets in an active region with the Atmospheric Imaging Assembly (AIA) aboard the Solar Dynamics Observatory. Using Helioseismic Magnetic Imager data we found that the magnetic flux of an emerging negative pole increases steadily before declining just as the jets erupt. …”
Get full text

X-Ray/Radio Quasiperiodic Pulsations Associated with Plasmoids in Solar Flare Current Sheets by Pankaj Kumar, Judith T. Karpen, Joel T. Dahlin

“…Here, we present direct imaging of the formation and ejection of multiple plasmoids in flare plasma/current sheets and the associated quasiperiodic pulsations (QPPs) observed at X-ray and radio wavelengths, using observations from the Solar Dynamics Observatory/Atmospheric Imaging Assembly, RHESSI, and the Fermi Gamma-ray Burst Monitor. …”
Get full text

Spatial and Temporal Distribution of Nanoflare Heating during Active Region Evolution by Biswajit Mondal, James A. Klimchuk, Amy R. Winebarger, P. S. Athiray, Jiayi Liu

“…We simulate coronal loop emissions, where each loop is heated by random nanoflares depending on the loop parameters derived from photospheric magnetograms observed by the Solar Dynamics Observatory/Helioseismic and Magnetic Imager. …”
Get full text

Magnetic Reconnection between a Solar Jet and a Filament Channel by Garima Karki, Brigitte Schmieder, Pooja Devi, Ramesh Chandra, Nicolas Labrosse, Reetika Joshi, Bernard Gelly

“…We use high-resolution H α spectra obtained by the ground-based telescope Télescope Héliographique pour l'Etude du Magnétisme et des Instabilités Solaires on the Canary Islands and data from Helioseismic Magnetic Imager and Atmospheric Imaging Assembly (AIA) on board the Solar Dynamics Observatory. In this paper we present a multiwavelength study of the interaction of filaments and jets. …”
Get full text

Solar Flare Forecasting Using Hybrid Neural Networks by Dan Xu, Pengchao Sun, Song Feng, Bo Liang, Wei Dai

“…In this paper, we utilized the solar active region (AR) magnetogram provided by the Solar Dynamics Observatory’s Helioseismic and Magnetic Imager and the associated feature parameters of the magnetic field; specifically, the feature vectors of the magnetic field’s spatial structure characteristics and the magnetic field feature parameters are fused to predict solar flares. …”
Get full text

High-resolution Observations of an X-1.0 White-light Flare with Moving Flare Ribbons by Xu Yang, Meiqi Wang, Andrew Cao, Kaifan Ji, Vasyl Yurchyshyn, Jiong Qiu, Sijie Yu, Jinhua Shen, Wenda Cao

“…The Helioseismic and Magnetic Imager on board the Solar Dynamics Observatory reported 10% contrast enhancement in the continuum near Fe i 6173 Å line. …”
Get full text

MEMPSEP‐III. A Machine Learning‐Oriented Multivariate Data Set for Forecasting the Occurrence and Properties of Solar Energetic Particle Events Using a Multivariate Ensemble Approa... by Kimberly Moreland, Maher A. Dayeh, Hazel M. Bain, Subhamoy Chatterjee, Andrés Muñoz‐Jaramillo, Samuel T. Hart

“…We also collect remote sensing data from instruments onboard the Solar Dynamic Observatory, Solar and Heliospheric Observatory, and the Wind solar radio instrument WAVES. …”
Get full text