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Dynamics of the Mesosphere and Lower Thermosphere Based on Results of Observations on the SURA Facility
AbstractThe results of studies of atmospheric dynamics in the altitude range of 60–130 km are presented based on measurements of the velocity of...
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Geomagnetic Field Variability Analysis Based on Polar Diagrams
Abstract —The paper addresses the variability properties of the intensity and direction of the magnetic field during a substorm as well as...
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Additional Horizontal Traces of Ground Reflections on Ionograms from the Interkosmos-19 Satellite in the Night Trough
AbstractAdditional horizontal traces of ground reflections were observed in a studied series of high-latitude, Kp sounding ionograms from the...
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Global morphology of ionospheric sporadic E layer from the FormoSat-3/COSMIC GPS radio occultation experiment
Ionospheric sporadic-E (Es) activity and global morphology were studied using the 50 Hz signal-to-noise ratio amplitude and excess phase measurements...
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Evaluating Solar Quiet Variation of the Horizontal Geomagnetic Field using Nonlinear Time Series Analysis Techniques
Abstract —In this present paper, the nonlinear time series techniques were used to analyse solar quiet variation in the horizontal component of the...
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Short-term earthquake prediction in Kamchatka using low-frequency magnetic fields
This paper is devoted to a method of short-term earthquake (EQ) prediction in Kamchatka, Russia. Properties of low-frequency magnetic fields are the...
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Statistical analysis of low-latitude spread F observed over Puer, China, during 2015–2016
Statistical analysis of spread F (SF), recorded at Puer (PUR, 22.7° N, 101.05° E, Dip Latitude 12.9° N) during 2015–2016, was carried out to reveal...
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Railway irregularity measuring using Rauch–Tung–Striebel smoothed multi-sensors fusion system: quad-GNSS PPP, IMU, odometer, and track gauge
Precise track irregularity measuring is a pivotal technique to protect dynamic safety for railway transportation applications, especially those on...
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A real-time cycle slip repair method using the multi-epoch geometry-based model
Unrepaired cycle slips in carrier phase measurements will result in re-initializing integer ambiguities, during which positioning accuracy will be...
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Statistical Features of the Time Series of Variations in the Critical Frequencies of the F2 Layer
AbstractThe features of a time series of variations in the critical frequencies of the ionospheric F 2 layer have been studied out based on a large...
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PSTEP: project for solar–terrestrial environment prediction
Although solar activity may significantly impact the global environment and socioeconomic systems, the mechanisms for solar eruptions and the...
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Relationship of the SAR Arc Dynamics to Substorm Injection Based on the Aurorae Observation. Magnetospheric Phenomena in the Plasmapause Vicinity
Abstract —Stable auroral red (SAR) arcs are a consequence of the interaction of energetic ions of the ring current with the plasmapause. The...
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Features of resonance structures in natural electromagnetic noise spectra in the region of the main ionospheric trough
The paper presents the results of studies of the resonance structures of the background electromagnetic noise spectrum obtained in a series of...
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Review of the accomplishments of mid-latitude Super Dual Auroral Radar Network (SuperDARN) HF radars
The Super Dual Auroral Radar Network (SuperDARN) is a network of high-frequency (HF) radars located in the high- and mid-latitude regions of both...
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A review of the SCOSTEP’s 5-year scientific program VarSITI—Variability of the Sun and Its Terrestrial Impact
The Sun is a variable active-dynamo star, emitting radiation in all wavelengths and solar-wind plasma to the interplanetary space. The Earth is...
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Monitoring of the Electron-Acceleration Region with Auroral Kilometric Radiation
AbstractA method is proposed for the study of the height–time characteristics of physical processes in the region of auroral electron acceleration....
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Crustal Strains in the Ossetian Region of the Greater Caucasus Based on GNSS Measurements
Abstract—Based on long-term observations over the Ossetian regional GNSS network, which currently consists of 59 compaign sites and 7 stations,...
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Features of High-Latitude Ionospheric Irregularities Development as Revealed by Ground-Based GPS Observations, Satellite-Borne GPS Observations and Satellite In Situ Measurements over the Territory of Russia during the Geomagnetic Storm on March 17–18, 2015
The dynamic picture of the response of the high- and mid-latitude ionosphere to the strong geomagnetic disturbances on March 17–18, 2015, has been...
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Probing 3-D electrical conductivity of the mantle using 6 years of Swarm, CryoSat-2 and observatory magnetic data and exploiting matrix Q-responses approach
This study presents results of map** three-dimensional (3-D) variations of the electrical conductivity in depths ranging from 400 to 1200 km using...
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Correlation Properties of the Samplings of Variations in the F2-Layer Critical Frequency in Various Solar and Geophysical Conditions
The temporal and spatial correlation of variations in the F 2-layer critical frequency in various solar and geophysical conditions are considered...