Contents

Geomagnetism and Aeronomy

Vol. 64, No. 4, 2024

Kinematics of Flare Ribbons during Eruption of Solar Prominences

B. P. Filippov p. 449  abstract

Some Features of Interacting Solar Wind Disturbances

N. S. Shlyk, A. V. Belov, M. A. Abunina, S. M. Belov, A. A. Abunin, V. A. Oleneva, and V. G. Yanke p. 457  abstract

Variation in the Serpentine Emission Carrier Frequency under Quiet Magnetosphere Conditions

N. A. Kurazhkovskaya, B. I. Klain, and A. Yu. Kurazhkovskii p. 468  abstract

Evolution of the Northern Auroral Oval in Light of Modern Changes in Earth’s Magnetic Field

A. A. Petrova, and O. V. Latysheva p. 476  abstract

‘Polar’ Substorms and the Harang Discontinuity

N. G. Kleimenova, L. I. Gromova, S. V. Gromov, L. M. Malysheva, and I. V. Despirak p. 490  abstract

Long-Term Trends in the Height of the Ionospheric F2 Layer Peak

A. D. Danilov, A. V. Konstantinova, and N. A. Berbeneva p. 500  abstract

Seasonal Features of the NmF2 Variability for Different Longitudes of the Middle Latitudes during Enhanced Geomagnetic Activity

V. H. Depuev, M. G. Deminov, G. F. Deminova, and A. H. Depueva p. 512  abstract

Verification of the Empirical Model of Ionization of the Lower Ionosphere during Solar Flares of Different Classes

I. A. Ryakhovsky, Y. V. Poklad, and B. G. Gavrilov p. 521  abstract

Aerosol Layer of the Lower Thermosphere: II. Observation during a Full Moon

A. N. Belyaev, S. Sh. Nikolaishvili, A. N. Omel’chenko, A. Yu. Repin, M. A. Poluarshinov, Yu. V. Smirnov, A. V. Strakhov, A. G. Batishchev, V. I. Stasevich, and Yu. V. Platov p. 527  abstract

Wave Activity of Gravity Waves in the Mesosphere and Lower Thermosphere during a Meteorological Storm

O. P. Borchevkina, F. S. Bessarab, A. V. Timchenko, and I. V. Karpov p. 537  abstract

Identification of Geomagnetic Disturbances in Near-Earth Space from Satellite Observations during the Magnetic Storm on March 8–9, 1970

A. A. Soloviev, I. O. Belov, A. V. Vorobev, and V. N. Sergeev p. 546  abstract

Irregularities in the Shift of Earth’s Geographical Pole and Jerks in the Geomagnetic Field

G. S. Kurbasova, and A. E. Volvach p. 558  abstract

Electromagnetic Monitoring During the Aftershock Period of the 2003 Chuya Earthquake in Gorny Altai: Measurement Technique and Results

A. E. Shalaginov, and N. N. Nevedrova p. 569  abstract

Ion Transport from Soil to Air and Electric Field Amplitude of the Boundary Layer

Ahmad Muhammad, Fatih Külahcı, and Salim Jibrin Danbatta p. 581  abstract

Statistical Study of Coronal Mass Ejections of the 23rd and 24th Solar Cycles Based on Their Angular Width

W. Hannah Blessy, A. Mujiber Rahman, S. S. R. Inbanathan, and Pa. Gokhula Prasad p. 592  abstract

DISCUSSIONS

Hilbert Transformation and Properties of Solar Cycles in Envelope−Instantaneous Frequency Variables

I. G. Shibaev p. 597  abstract