A Collision Probability Estimation Algorithm Used in the Space Debris Evolutionary ModelAn in-depth analysis is performed on the problem that one parameter of the Cube model can affects the final simulation results of space debris long-term evolution model, which weakens the…Xiao-Wei Wang, Jing Liu, Shuang-Xing Cui·Mar 29, 2019SaveLearn
Dynamics of Megaelectron Volt Electrons Observed in the Inner Belt by PROBA-V/EPTUsing the observations of the EPT (Energetic Particle Telescope) onboard the satellite PROBA-V we study the dynamics of inner and outer belt electrons from 500 keV to 8 MeV during quiet periods and…Viviane Pierrard, Graciela Lopez Rosson, Edith Botek·Mar 28, 2019SaveLearn
First observations of irregular surface of interplanetary shocks at ion scales by ClusterWe present the first observational evidence of the irregular surface of interplanetary (IP) shocks by using multi-spacecraft observations of the Cluster mission. In total we discuss observations of…Primož Kajdič, Luis Preisser, Xóchitl Blanco-Cano et al.·Mar 27, 2019SaveLearn
Nonlinear Evolution of Ion Kinetic Instabilities in the Solar WindIn-situ observations of the solar wind (SW) plasma from 0.29 to 1AU show that the protons and alpha particles are often non-Maxwellian, with evidence of kinetic instabilities, temperature…Leon Ofman·Mar 27, 2019SaveLearn
Possible cool prominence materials detected within interplanetary small magnetic flux ropesPrevious studies indicate that interplanetary small magnetic flux ropes (SMFRs) are manifestations of microflare-associated small coronal mass ejections (CMEs), and the hot material with high charge…J. M. Wang, H. Q. Feng, H. B. Li et al.·Mar 27, 2019SaveLearn
Small Interplanetary Magnetic Flux RopeSmall interplanetary magnetic flux ropes (SIMFRs) are often detected by space satellites in the interplanetary space near 1 AU. These ropes can be fitted by a cylindrically symmetric magnetic model.…H. Q. Feng, G. Q. Zhao, J. M. Wang·Mar 26, 2019SaveLearn
The effects of crustal magnetic fields and solar EUV flux on ionopause formation at MarsWe study the ionopause of Mars using a database of 6,893 ionopause detections obtained over 11 years by the MARSIS (Mars Advanced Radar for Subsurface and Ionosphere Sounding) experiment. The…F. Chu, Z. Girazian, D. A. Gurnett et al.·Mar 25, 2019SaveLearn
Drift instabilities in thin current sheets using a two-fluid model with pressure tensor effectsThe integration of kinetic effects in fluid models is important for global simulations of the Earth's magnetosphere. We use a two-fluid ten moment model, which includes the pressure tensor and has…J. Ng, A. Hakim, J. Juno et al.·Mar 22, 2019SaveLearn
Interplanetary spread of solar energetic protons near a high-speed solar wind streamWe study how a high-speed solar wind stream embedded in a slow solar wind influences the spread of solar energetic protons in interplanetary space. To model the energetic protons, we used a recently…Nicolas Wijsen, Angels Aran, Jens Pomoell et al.·Mar 21, 2019SaveLearn
Effect of rectangular grooves and checkerboard patterns on the electron emission yieldThe effect of rough structures on the electron emission under electron impact between 10 eV and 2 keV is investigated with a new version of the low energy electromagnetic model of GEANT4 (MicroElec).…J. Pierron, Christophe Inguimbert, Mohamed Belhaj et al.·Mar 21, 2019SaveLearn
Forecasting of the Thermosphere via Assimilation of Electron Density and Temperature DataThe paper presents experiments of driving a physics-based thermosphere model by assimilating electron density (Ne) and temperature (Tn) data using the ensemble adjustment Kalman filter (EAKF)…Timothy Kodikara, Kefei Zhang·Mar 20, 2019SaveLearn
The HelMod Model in the Works for Inner and Outer Heliosphere: from AMS to Voyager Probes ObservationsHelMod is a Monte Carlo code developed to describe the transport of Galactic Cosmic Rays (GCRs) through the heliosphere from the interstellar space to the Earth. In the current HelMod version 4 the…Matteo Jerome Boschini, Stefano Della Torre, Massimo Gervasi et al.·Mar 18, 2019SaveLearn
[Plasma 2020 Decadal] The essential role of multi-point measurements in turbulence investigations: the solar wind beyond single scale and beyond the Taylor HypothesisThis paper briefly reviews a number of fundamental measurements that need to be made in order to characterize turbulence in space plasmas such as the solar wind. It has long been known that many of…W. H. Matthaeus, R. Bandyopadhyay, M. R. Brown et al.·Mar 16, 2019SaveLearn
An extended MHD study of the 16 October 2015 MMS diffusion region crossingThe Magnetospheric Multiscale (MMS) mission has given us unprecedented access to high cadence particle and field data of magnetic reconnection at Earth's magnetopause. MMS first passed very near an…J. M. TenBarge, J. Ng, J. Juno et al.·Mar 15, 2019SaveLearn
[Plasma 2020 Decadal] Disentangling the Spatiotemporal Structure of Turbulence Using Multi-Spacecraft DataThis white paper submitted for 2020 Decadal Assessment of Plasma Science concerns the importance of multi-spacecraft missions to address fundamental questions concerning plasma turbulence. Plasma…J. M. TenBarge, O. Alexandrova, S. Boldyrev et al.·Mar 13, 2019SaveLearn
Assessment of the Radiation Environment at Commercial Jet Flight Altitudes During GLE 72 on 10 September 2017 Using Neutron Monitor DataAs a result of intense solar activity during the first ten days of September, a ground level enhancement occurred on September 10, 2017. Here we computed the effective dose rates in the polar region…A. L. Mishev, I. G. Usoskin·Mar 13, 2019SaveLearn
The Challenge of Machine Learning in Space Weather Nowcasting and ForecastingThe numerous recent breakthroughs in machine learning (ML) make imperative to carefully ponder how the scientific community can benefit from a technology that, although not necessarily new, is today…Enrico Camporeale·Mar 12, 2019SaveLearn
Observations of Extreme ICME Ram Pressure Compressing Mercury's Dayside Magnetosphere to the SurfaceMercury's magnetosphere is known to be affected by enhanced ram pressures and magnetic fields inside interplanetary coronal mass ejections (ICMEs). Here we report detailed observations of an ICME…Réka M. Winslow, Noé Lugaz, Lydia Philpott et al.·Mar 1, 2019SaveLearn
Mars Missions Failure Report Assortment: Review and ConspectusMars has been successfully explored by various space firms. Globally, 44 mission attempts were made, lamentably 26 encountered setbacks. There have been instances where a trivial error in the…Malaya Kumar Biswal M, Ramesh Naidu Annavarapu·Mar 1, 2019SaveLearn
2X8 Multilayer Microstrip Patch Array Antenna for C-Band Radar Micro-SARA Microstrip patch array antenna has been designed for 5.62 GHz on FR4 substrate having a dielectric constant of 4.4 and thickness is 1.6 mm.The antenna is used to design for use with a low cost…Pranoti Bansode·Mar 1, 2019SaveLearn
Solar flares observed by Rosetta at comet 67PContext. The Rosetta spacecraft made continuous measurements of the coma of comet 67P/ Churyumov-Gerasimenko (67P) for more than two years. The plasma in the coma appeared very dynamic, and many…N. J. T. Edberg, F. L. Johansson, A. I. Eriksson et al.·Feb 28, 2019SaveLearn
Predicting the Structure of the Solar Corona and Inner Heliosphere during Parker Solar Probe's First Perihelion PassNASA's Parker Solar Probe (Parker) spacecraft reached its first perihelion of 35.7 solar radii on November 5th, 2018. To aid in mission planning, and in anticipation of the unprecedented measurements…Pete Riley, Cooper Downs, Jon A. Linker et al.·Feb 26, 2019SaveLearn
Evidence for Electron Landau Damping in Space Plasma TurbulenceHow turbulent energy is dissipated in weakly collisional space and astrophysical plasmas is a major open question. Here, we present the application of a field-particle correlation technique to…C. H. K. Chen, K. G. Klein, G. G. Howes·Feb 15, 2019SaveLearn
The solution of the Generalized Kepler's equationIn the context of general perturbation theories, the main problem of the artificial satellite analyses the motion of an orbiter around an Earth-like planet, only perturbed by its equatorial bulge or…Rosario López, Denis Hautesserres, Juan Félix San-Juan·Feb 14, 2019SaveLearn
Forecasting satellite trajectories by interpolating hybrid orbit propagatorsA hybrid orbit propagator based on the analytical integration of the Kepler problem is designed to determine the future position and velocity of any orbiter, usually an artificial satellite or space…Iván Pérez, Montserrat San-Martín, Rosario López et al.·Feb 14, 2019SaveLearn