Alexandr Riehokainen

Department of Physics and Astronomy (Faculty of Science)

alerie@utu.fi

Vesilinnantie 5

Turku

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The Relative Position of the Solar Magnetic Dipole Axis and Rotation Axis of the Sun (2025)
- Galaxies
Riehokainen, Alexandr; Smirnova, Victoria; Solov’ev, Alexander; Strekalova, Polina
Double Filament as a Fine Structure Element of Flare Configuration (2022)
- Geomagnetism and Aeronomy
Solov'ev AA, Riehokainen A, Smirnova VV, Korol'kova OA
Variations in Daily Maximum Areas and Longitudinal Widths of Solar Coronal Holes in 2017-2020 (2022)
- Universe
Riehokainen Alexandr, Smirnova Victoria, Solov'ev Alexander, Tlatov Andrey, Zhivanovich Ivan, Al-Hamadani Firas, Strekalova Polina
VizieR Online Data Catalog: Intensive monitoring of OJ 287 (Pursimo+, 2000) (2021) Pursimo T., Takalo L. O., Sillanpää A., Kidger M., Lehto H. J., Heidt J., Charles P. A., Aller H., Aller M., Beckmann V., Benitez E., Bock H., Boltwood P., Borgeest U., de Diego J. A., de Francesco G., Dietrich M., Dultzin-Hacyan D., Efimov Yu., Fiorucci M., Ghisellini G., Gonzalez-Perez J. N., Hanski M., Heinämäki P., Honeycutt R. K., Hughes P., Karlamaa K., Katajainen S., Knee L. B. G., Kurtanidze O. M., Kuemmel M., Kuehl D., Lainela M., Lanteri L., von Linde J., Lähteenmäki A., Maesano M., Mahoney T., Marchenko S., Marscher A., Massaro E., Montagni F., Nesci R. Nikolashvili M., Nilsson K., Nurmi P., Pietilä H., Poyner G., Raiteri C. M., Rekola R., Richter G. M., Riehokainen A. Robertson J. W., Rodriguez-Espinoza J. M., Sadun A., Shakhovskoy N., Schramm K. J., Schramm T., Sobrito G., Teerikorpi P., Teräsranta H., Tornikoski M., Tosti G., Turner G. W., Valtaoja E., Valtonen M., Villata M., Wagner S. J., Webb J., Weneit W., Wiren S.
Observations and Interpretation of Rotational Properties of Polar Coronal Holes Based on SDO Data (2020)
- Geomagnetism and Aeronomy
Smirnova VV, Riehokainen A, Korol'kova OA, Zhivanovich I
Eigen oscillations of facular knots (2019)
- Astrophysics and Space Science
A.A. Solov’ev, P.V. Strekalova, V.V. Smirnova, A. Riehokainen
Long quasi-periodic oscillations of the faculae and pores (2019)
- Astronomy and Astrophysics
Riehokainen A, Strekalova P, Solov'ev A, Smirnova V, Zhivanovich I, Moskaleva A, Varun N
QUASI-PERIODIC OSCILLATIONS OF SMALL-SCALE MAGNETIC STRUCTURES AND A SPECIFIC METHOD FOR MEASURING THE DIFFERENTIAL ROTATION OF THE SUN (2019)
- Solar-Terrestrial Physics
Zhivanovich I, Solov'ev AA, Riehokainen A, Efremov VI
The Characteristic Sizes of the Sunspots and Pores in Solar Cycle 24 (2019)
- Solar Physics
Tlatov A, Riehokainen A, Tlatova K
Long-term oscillations of sunspots and a special class of artifacts in SOHO/MDI and SDO/HMI data (2018)
- Astrophysics and Space Science
Efremov VI, Solov'ev AA, Parfinenko LD, Riehokainen A, Kirichek E, Smirnova VV, Varun YN, Bakunina I, Zhivanovich I
Long-period quasi-periodic oscillations of a small-scale magnetic structure on the Sun (2017)
- Astronomy and Astrophysics
D. Y. Kolotkov, V. V. Smirnova, P. V. Strekalova, A. Riehokainen, V. M. Nakariakov
Long-period oscillations of sunspot magnetic fields by simultaneous observations of the Global Oscillation Network Group and Solar and Heliospheric Observatory/Michelson Doppler imager (2016)
- Geomagnetism and Aeronomy
Efremov VI, Parfinenko LD, Solov'ev AA, Riehokainen A
Long-period variations in the magnetic field of small-scale solar structures (2016)
- Geomagnetism and Aeronomy
P. V. Strekalova, Yu. A. Nagovitsyn, A. Riehokainen, V. V. Smirnova
Radial profile of sunspot magnetic field on the SDO data (2016)
- Astrophysics and Space Science
I. Zhivanovich, A.A. Solov’ev, V.V. Smirnova, A. Riehokainen, V.G. Nagnibeda
Modulation of radio source radiation at a frequency of 37 GHz by long-period oscillations of a nearby sunspot (2015)
- Geomagnetism and Aeronomy
Smirnova VV, Solov'ev AA, Riehokainen A, Kallunki J
Time delay effect between long quasi-periodic oscillations of 37 GHz radio sources and the magnetic field of the nearest sunspots (2015)
- Astrophysics and Space Science
V. V. Smirnova, A. Riehokainen, A. A. Solov’ev, J. Kallunki
Artifacts of SDO/HMI data and long-period oscillations of sunspots (2013)
- Astronomy and Astrophysics
Smirnova V, Efremov VI, Parfinenko LD, Riehokainen A, Solov'ev AA
Long quasi-periodic oscillations of sunspots and nearby magnetic structures (2013)
- Astronomy and Astrophysics
Smirnova V, Riehokainen A, Solov'ev A, Kallunki J, Zhiltsov A, Ryzhov V
Investigation of quasi-periodic solar oscillations in sunspots based on SOHO/MDI magnetograms (2012)
- Solar Physics
Kallunki J, Riehokainen A
The statistical study of quasi-periodic oscillations of the radio emission in solar quiet region (2012)
- Astronomical Notes / Astronomische Nachrichten
Kallunki J, Riehokainen A