72 citations · 206 across the 20 of their papers we have counts for
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astro-ph.SR2018★ 3 cited
Proper Motions of Sunspots' Umbral Dots at High Temporal and Spatial Resolution
Hadis Goodarzi, Serge Koutchmy, Ali Adjabshirizadeh
To deepen the analysis of the photometric properties of the umbra of a sunspot, we study proper motions of small features such as umbral dots (UDs) inside a single sunspot observed…
astro-ph.SR2018★ 1 cited
Observation of galactic cosmic ray spallation events from the SoHO mission 20-Year operation of LASCO
S. Koutchmy, E. Tavabi, O. Urtado
A shower of secondary Cosmic Ray (CR) particles is produced at high altitudes in the Earth's atmosphere, so the primordial Galactic Cosmic Rays (GCRs) are never directly measured o…
astro-ph.SR2018★ 4 cited
Analysis of a Failed Eclipse Plasma Ejection Using EUV Observations
E. Tavabi, S. Koutchmy, C. Bazin
The photometry of eclipse white-light (W-L) images showing a moving blob is interpreted for the first time together with observations from space with the PRoject for On Board Auton…