1. Nonlinear Dependence of the Solar Flux on Wolf Numbers and Its Variation for Different 11-Year Cycles

   • A. I. Laptukhov
   • V. A. Laptukhov

   OriginalPaper 19 October 2021 Pages: 659 - 665

   

2. Analysis of the Behavior of the Solar Wind Ion Flux in the Region of the Interplanetary Shock Overshoot

   • N. L. Borodkova
   • O. V. Sapunova
   • Yu. I. Yermolaev

   OriginalPaper 19 October 2021 Pages: 666 - 677

   

3. Forbush Effects Created by Coronal Mass Ejections with Magnetic Clouds

   • M. A. Abunina
   • A. V. Belov
   • V. G. Yanke

   OriginalPaper 19 October 2021 Pages: 678 - 687

   

4. Spatial Scales of Super Thin Current Sheets with MMS Observations in the Earth’s Magnetotail

   • M. V. Leonenko
   • E. E. Grigorenko
   • L. M. Zelenyi

   OriginalPaper 19 October 2021 Pages: 688 - 695

   

5. Development of a Turbulent Cascade behind the Bow Shock under Quiet Conditions in the Solar Wind

   • L. S. Rakhmanova
   • M. O. Riazantseva
   • Yu. I. Yermolaev

   OriginalPaper Open access 08 September 2021 Pages: 696 - 702

   

6. Errors in Estimating of the F2-Layer Peak Parameters in Automatic Systems for Processing the Ionograms in the Vertical Radio Sounding of the Ionosphere under Low Solar Activity Conditions

   • I. V. Krasheninnikov
   • L. N. Leshchenko

   OriginalPaper 19 October 2021 Pages: 703 - 712

   

7. Model of the E-Layer Critical Frequency for the Auroral Region

   • M. G. Deminov
   • V. N. Shubin
   • V. I. Badin

   OriginalPaper 19 October 2021 Pages: 713 - 720

   

8. Large-Scale Disturbances Features Induced in the Ionosphere by Powerful Decameter Radiation during Moderate Magnetic Storms

   • L. F. Chernogor
   • V. L. Frolov

   OriginalPaper 19 October 2021 Pages: 721 - 742

   

9. Reconstruction of Electron-Density Height Profiles Based on Vertical Sounding Data under Multistratification of the E Region

   • P. F. Denisenko
   • V. V. Sotsky

   OriginalPaper 19 October 2021 Pages: 743 - 755

   

10. Features of the Ionospheric Total Electronic Content Response to the Annular Solar Eclipse of June 21, 2020

    • I. I. Shagimuratov
    • I. E. Zakharenkova
    • I. I. Efishov

    OriginalPaper 19 October 2021 Pages: 756 - 762

    

11. Bicentennial Evolution and Statistics of Times of Variations in the Energy of the Potential Geomagnetic Field

    • S. V. Starchenko
    • S. V. Yakovleva

    OriginalPaper 19 October 2021 Pages: 763 - 772

    

12. Statistical Links between Solar Cosmic Rays, Type-II Radio Emission, and Coronal Mass Ejections

    • G. A. Bazilevskaya
    • Yu. I. Logachev
    • O. S. Yakovchuk

    OriginalPaper 19 October 2021 Pages: 773 - 779