34 citations · 85 across the 3 of their papers we have counts for
3 papers
Magnetic storms during the space age: Occurrence and relation to varying solar activity
Kalevi Mursula, Timo Qvick, Lauri Holappa +1
We study the occurrence of magnetic storms in space age (1957-2021) using Dst and Dxt indices. We find 2526/2743 magnetic storms in the Dxt/Dst index, out of which 45% are weak, 40…
New Homogeneous Dataset of Solar EUV synoptic maps from SOHO/EIT and SDO/AIA
Amr Hamada, Timo Asikainen, Kalevi Mursula
Synoptic maps of solar EUV intensities have been constructed for many decades in order to display the distribution of the different EUV emissions across the solar surface, with eac…
FORESAIL-1 cubesat mission to measure radiation belt losses and demonstrate de-orbiting
FORESAIL collaboration, M. Palmroth, J. Praks +57
Today, the near-Earth space is facing a paradigm change as the number of new spacecraft is literally sky-rocketing. Increasing numbers of small satellites threaten the sustainable…