1. Space Weather Forecasting and Supporting Research in the USA

   • A. A. Pevtsov

   OriginalPaper 24 February 2018 Pages: 769 - 775

2. The Ratio Between the Number of Sunspot and the Number of Sunspot Groups

   • K. Georgieva
   • A. Kilçik
   • B. Kirov

   OriginalPaper 24 February 2018 Pages: 776 - 782

3. Versions of Time Series for Classical Solar Indices and an Adequate Description of Solar Activity

   • Yu. A. Nagovitsyn
   • K. Georgieva

   OriginalPaper 24 February 2018 Pages: 783 - 787

4. Latitude and Power Characteristics of Solar Activity at the End of the Maunder Minimum

   • V. G. Ivanov
   • E. V. Miletsky

   OriginalPaper 24 February 2018 Pages: 788 - 791

5. Diagnostics of Turbulent Dynamo from the Flux Emergence Rate in Solar Active Regions

   • V. I. Abramenko
   • O. I. Tikhonova
   • A. S. Kutsenko

   OriginalPaper 24 February 2018 Pages: 792 - 797

6. Results of Spectral Corona Observations in Solar Activity Cycles 17–24

   • A. Kh. Aliev
   • S. A. Guseva
   • A. G. Tlatov

   OriginalPaper 24 February 2018 Pages: 798 - 802

7. Coronal Holes as Tracers of the Sun’s Global Magnetic Field in Cycles 21–23 of Solar Activity

   • I. A. Bilenko
   • K. S. Tavastsherna

   OriginalPaper 24 February 2018 Pages: 803 - 813

8. Dynamic Characteristics of Area Variations of Small and Large Sunspots and Quasi-Biennial Oscillations in Solar Activity

   • I. G. Kostyuchenko

   OriginalPaper 24 February 2018 Pages: 814 - 820

9. Temporal Variations of the Magnetic Flux in the Solar Photosphere

   • V. L. Merzlyakov
   • L. I. Starkova

   OriginalPaper 24 February 2018 Pages: 821 - 824

10. Reconstruction of a Hundred Years Series of Solar Filaments from Daily Observational Data

    • K. A. Tlatova
    • V. V. Vasil’eva
    • A. G. Tlatov

    OriginalPaper 24 February 2018 Pages: 825 - 828

11. Prominence Characteristics in 16th Activity Cycle

    • K. A. Tlatova
    • V. G. Nagnibeda

    OriginalPaper 24 February 2018 Pages: 829 - 834

12. Some Features of the Variation of the Magnetic Field Characteristics in the Umbra of Sunspots During Flares and Coronal Mass Ejections

    • Yu. S. Zagainova
    • V. G. Fainshtein
    • V. N. Obridko

    OriginalPaper 24 February 2018 Pages: 835 - 840

13. On the Constancy of the Width of Coronal Magnetic Loops

    • V. V. Zaitsev
    • P. V. Kronshtadtov

    OriginalPaper 24 February 2018 Pages: 841 - 843

14. Small-Scale Magnetic Helicity and Nonlinear Stabilization of the Dynamo

    • D. D. Sokoloff
    • E. V. Yushkov
    • A. S. Lukin

    OriginalPaper 24 February 2018 Pages: 844 - 848

15. Coronal Loop as an Element of the Potential Magnetic Arcade

    • A. A. Solov’ev
    • E. A. Kirichek
    • O. A. Korol’kova

    OriginalPaper 24 February 2018 Pages: 849 - 853

16. Space Weather Parameters: Modeling and Prediction from the Data of Groundbased Observations of Solar Activity

    • A. G. Tlatov
    • A. D. Shramko
    • E. Naga Varun

    OriginalPaper 24 February 2018 Pages: 854 - 858

17. Modification of “Pressed” Atmospheres in Active Regions of Ultracool Stars

    • V. V. Zaitsev
    • P. V. Kronshtadtov
    • A. V. Stepanov

    OriginalPaper 24 February 2018 Pages: 859 - 863

18. Model of Transport of Large-Scale Magnetic Field Fluctuations in the Solar Wind

    • D. V. Erofeev

    OriginalPaper 24 February 2018 Pages: 864 - 868

19. Space Weather Forecasting at IZMIRAN

    • S. P. Gaidash
    • A. V. Belov
    • A. A. Abunin

    OriginalPaper 24 February 2018 Pages: 869 - 876

20. Cyclical Changes in the Pleistocene Climate from an Analysis of Biogenic Silica in a Bottom Sediment Core Sample of Lake Baikal

    • V. A. Dergachev
    • P. B. Dmitriev

    OriginalPaper 24 February 2018 Pages: 877 - 885

21. Possible Contribution of Variations in the Galactic Cosmic Ray Flux to the Global Temperature Rise in Recent Decades

    • M. G. Ogurtsov
    • S. V. Veretenenko

    OriginalPaper 24 February 2018 Pages: 886 - 890

22. Solar-Type Stars with the Suppression of Convection at an Early Stage of Evolution

    • A. V. Oreshina
    • V. A. Baturin
    • A. B. Gorshkov

    OriginalPaper 24 February 2018 Pages: 891 - 895

23. Cyclotron Line in Solar Microwave Radiation by Radio Telescope RATAN-600 Observations of the Solar Active Region NOAA 12182

    • N. G. Peterova
    • N. A. Topchilo

    OriginalPaper 24 February 2018 Pages: 896 - 901

24. Contribution of the Solar Constant Variations to Calculations of Insolation for the Holocene Period

    • A. A. Skakun
    • D. M. Volobuev

    OriginalPaper 24 February 2018 Pages: 902 - 905

25. Variations of the Photospheric Magnetic Field Following the Eruptive Event on June 7, 2011

    • V. G. Fainshtein
    • Ya. I. Egorov
    • G. V. Rudenko

    OriginalPaper 24 February 2018 Pages: 906 - 915

26. Flare Plasma Diagnostics from X-Ray and Ultraviolet Observations

    • Yu. T. Tsap
    • G. G. Motorina

    OriginalPaper 24 February 2018 Pages: 916 - 920