Publications of I. I. Virtanen

A list of publications authored or co-authored by I. I. Virtanen, derived from the SAO/NASA Astrophysics Data System (ADS). The number in brackets after each title indicates the number of citations that the paper has received.

Orcid ID: 0000-0001-7258-4453

List of publications ordered by citations
Number of papers: 30 (refereed: 30)
No. of citations: 477
First author papers: 12 (refereed: 12)

2022

  1. Reconstructing solar magnetic fields from historical observations. VIII. AIA 1600 Å contrast as a proxy of solar magnetic fields [5]
    Tähtinen, I., Virtanen, I. I., Pevtsov, A. A. & Mursula, K., A&A, 664, A2

2021

  1. Spatial-temporal evolution of photospheric weak-field shifts in solar cycles 21-24 [10]
    Mursula, K., Getachew, T. & Virtanen, I. I., A&A, 645, A47
  2. On a limitation of Zeeman polarimetry and imperfect instrumentation in representing solar magnetic fields with weaker polarization signal [11]
    Pevtsov, A. A., Liu, Y., Virtanen, I., Bertello, L., Mursula, K., Leka, K. D. & Hughes, A. L. H., Journal of Space Weather and Space Climate, 11, 14
  3. Reconstructing solar magnetic fields from historical observations. VII. Far-side activity in surface flux transport simulations [1]
    Virtanen, I. O. I., Pevtsov, A. A., Virtanen, I. I. & Mursula, K., A&A, 652, A79

2020

  1. Effect of Additional Magnetograph Observations From Different Lagrangian Points in Sun-Earth System on Predicted Properties of Quasi-Steady Solar Wind at 1 AU [10]
    Pevtsov, A. A., Petrie, G., MacNeice, P. & Virtanen, I. I., Space Weather, 18, e02448
  2. Abrupt Shrinking of Solar Corona in the Late 1990s [10]
    Virtanen, Ilpo I., Koskela, Jennimari S. & Mursula, Kalevi, ApJ, 889, L28

2019

  1. Asymmetric Distribution of Weak Photospheric Magnetic Field Values [10]
    Getachew, Tibebu, Virtanen, Ilpo & Mursula, Kalevi, ApJ, 874, 116
  2. A New Signal of the Solar Magnetic Cycle: Opposite Shifts of Weak Magnetic Field Distributions in the Two Hemispheres [7]
    Getachew, Tibebu, Virtanen, Ilpo & Mursula, Kalevi, Geophysical Research Letters, 46, 9327
  3. Revisiting the coronal current sheet model: Parameter range analysis and comparison with the potential field model [7]
    Koskela, Jennimari, Virtanen, Ilpo & Mursula, Kalevi, A&A, 631, A17
  4. Reconstructing solar magnetic fields from historical observations. V. Sunspot magnetic field measurements at Mount Wilson Observatory [18]
    Pevtsov, Alexei A., Tlatova, Kseniya A., Pevtsov, Alexander A., Heikkinen, Elina, Virtanen, Ilpo, Karachik, Nina V., Bertello, Luca, Tlatov, Andrey G., Ulrich, Roger & Mursula, Kalevi, A&A, 628, A103
  5. Reconstructing solar magnetic fields from historical observations. VI. Axial dipole moments of solar active regions in cycles 21-24 [8]
    Virtanen, I. O. I., Virtanen, I. I., Pevtsov, A. A. & Mursula, K., A&A, 632, A39
  6. Reconstructing solar magnetic fields from historical observations. IV. Testing the reconstruction method [10]
    Virtanen, I. O. I., Virtanen, I. I., Pevtsov, A. A., Bertello, L., Yeates, A. & Mursula, K., A&A, 627, A11
  7. Photospheric and coronal magnetic fields in six magnetographs. III. Photospheric and coronal magnetic fields in 1974-2017 [10]
    Virtanen, Ilpo & Mursula, Kalevi, A&A, 626, A67
  8. Structure and evolution of the photospheric magnetic field in 2010-2017: comparison of SOLIS/VSM vector field and BLOS potential field [9]
    Virtanen, Ilpo I., Pevtsov, Alexei A. & Mursula, Kalevi, A&A, 624, A73
  9. Spatial power spectrum of the photospheric magnetic field during solar minimum [6]
    Zieger, B., Virtanen, I. & Mursula, K., A&A, 623, A51

2018

  1. Automated Identification of Coronal Holes from Synoptic EUV Maps [28]
    Hamada, Amr, Asikainen, Timo, Virtanen, Ilpo & Mursula, Kalevi, Solar Physics, 293, 71
  2. Southward shift of the coronal neutral line and the heliospheric current sheet: Evidence for radial evolution of hemispheric asymmetry [7]
    Koskela, J. S., Virtanen, I. I. & Mursula, K., A&A, 618, A105
  3. Bihelical Spectrum of Solar Magnetic Helicity and Its Evolution [23]
    Singh, Nishant K., Käpylä, Maarit J., Brandenburg, Axel, Käpylä, Petri J., Lagg, Andreas & Virtanen, Ilpo, ApJ, 863, 182
  4. Tilt of Sunspot Bipoles in Solar Cycles 15 to 24 [33]
    Tlatova, Ksenia, Tlatov, Andrey, Pevtsov, Alexei, Mursula, Kalevi, Vasil'eva, Valeria, Heikkinen, Elina, Bertello, Luca, Pevtsov, Alexander, Virtanen, Ilpo & Karachik, Nina, Solar Physics, 293, 118
  5. Reconstructing solar magnetic fields from historical observations. III. Activity in one hemisphere is sufficient to cause polar field reversals in both hemispheres [9]
    Virtanen, I. O. I., Virtanen, I. I., Pevtsov, A. A. & Mursula, K., A&A, 616, A134

2017

  1. Structure of the Photospheric Magnetic Field During Sector Crossings of the Heliospheric Magnetic Field [7]
    Getachew, Tibebu, Virtanen, Ilpo & Mursula, Kalevi, Solar Physics, 292, 174
  2. Comparing Coronal and Heliospheric Magnetic Fields over Several Solar Cycles [13]
    Koskela, J. S., Virtanen, I. I. & Mursula, K., ApJ, 835, 63
  3. Reconstructing solar magnetic fields from historical observations. II. Testing the surface flux transport model [26]
    Virtanen, I. O. I., Virtanen, I. I., Pevtsov, A. A., Yeates, A. & Mursula, K., A&A, 604, A8
  4. Photospheric and coronal magnetic fields in six magnetographs. II. Harmonic scaling of field intensities [35]
    Virtanen, Ilpo & Mursula, Kalevi, A&A, 604, A7

2016

  1. Reconstructing solar magnetic fields from historical observations. I. Renormalized Ca K spectroheliograms and pseudo-magnetograms [53]
    Pevtsov, Alexei A., Virtanen, Ilpo, Mursula, Kalevi, Tlatov, Andrey & Bertello, Luca, A&A, 585, A40
  2. Photospheric and coronal magnetic fields in six magnetographs. I. Consistent evolution of the bashful ballerina [34]
    Virtanen, Ilpo & Mursula, Kalevi, A&A, 591, A78

2014

  1. North-South Asymmetric Solar Cycle Evolution: Signatures in the Photosphere and Consequences in the Corona [23]
    Virtanen, I. I. & Mursula, K., ApJ, 781, 99

2012

  1. The wide skirt of the bashful ballerina: Hemispheric asymmetry of the heliospheric magnetic field in the inner and outer heliosphere [10]
    Mursula, K. & Virtanen, I. I., Journal of Geophysical Research (Space Physics), 117, A08104

2011

  1. The last dance of the bashful ballerina? [16]
    Mursula, K. & Virtanen, I., A&A, 525, L12

2010

  1. Asymmetry of solar polar fields and the southward shift of HCS observed by Ulysses [28]
    Virtanen, I. I. & Mursula, K., Journal of Geophysical Research (Space Physics), 115, A09110

Created on Thu May 22 04:37:40 2025.