Vol. 62, No. 1-2, 2022

Geomagnetism and Aeronomy

The Simplest Solar Dynamo and a New Stabilization Mechanism

S. V. Starchenko p. 1 abstract

Statistical and Probabilistic Characteristics of Wolf Numbers and Their Time Derivatives

S. V. Yakovleva and S. V. Starchenko p. 6 abstract

Features of the Behavior of Time Parameters of Forbush Decreases Associated with Different Types of Solar and Interplanetary Sources

A. A. Melkumyan, A. V. Belov, M. A. Abunina, N. S. Shlyk, A. A. Abunin, V. A. Oleneva and V. G. Yanke p. 17 abstract

Relationship of the SAR Arc Dynamics to Substorm Injection Based on the Aurorae Observation. Magnetospheric Phenomena in the Plasmapause Vicinity

I. B. Ievenko and S. G. Parnikov p. 32 abstract

Features of the Generation of Ultralow-Frequency Electromagnetic Waves in the Earth’s Magnetosphere with Consideration of the Final Plasma Pressure of Hot Particles

F. Z. Feygin and Yu. G. Khabazin p. 50 abstract

Simulation of Medium Wave Propagation in the Magnetosphere

D. V. Blagoveshchensky and O. A. Maltseva p. 58 abstract

Solar-Activity Index for the E-Layer Critical Frequency at Middle Latitudes

M. G. Deminov p. 66 abstract

Relationship between the Drift of Medium-Scale Irregularities and the Orientation of Transverse Anisotropy of Small-Scale Irregularities in the F Region of the Midlatitude Ionosphere

N. Yu. Romanova, V. A. Telegin, V. A. Panchenko and G. A. Zhbankov p. 71 abstract

Model of the Equatorial Anomaly in foF2 Based on Interkosmos-19 Data for High Solar Activity

A. T. Karpachev and L. V. Pustovalova p. 86 abstract

Dependence of D-Region Perturbations of the Midlatitude Ionosphere on the Spectral Composition of the X-Ray Radiation of Solar Flares According to Experimental Data

B. G. Gavrilov, Yu. V. Poklad, I. A. Ryakhovsky and V. M. Ermak p. 98 abstract

Effect of Weak Magnetic Storms on the Propagation of HF Radio Waves

V. I. Kurkin, N. M. Polekh and N. A. Zolotukhina p. 104 abstract

Characteristics of Low-Frequency Radiation Excited by the Impact of an Oscillating, High-Frequency Beam on the Ionosphere According to In Situ Measurements

A. S. Belov p. 116 abstract

Analysis of Y-component of Geomagnetic Field and SYM-H Index Using Wavelet Multiresolution Analysis

Santosh Sapkota, Sarup Khadka Saurav, Sabin Gautam, Monika Karki, Binod Adhikari, Roshan Kumar Mishra, Virginia Klausner and Beni Madhav Dhungana p. 125 abstract

Tracking IMF Fluctuations Nearby Sun Using Wavelet Analysis: Parker Solar Probe First Encounter Data

S. P. Gautam, A. Silwal, A. Bashyal, K. Chaudhary, M. Khanal, B. Ale, B. Adhikari, P. Poudel, M. Karki and N. P. Chapagain p. 138 abstract

Contents

Geomagnetism and Aeronomy