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astro-ph.SR2018
The global oscillations of the sun from tsi, soho and sdo data
V. I. Efremov, L. D. Parfinenko, A. A. Soloviev
The global oscillations of the Sun are investigated on the base of three independent sets of data: 1. Records of Total Solar Irradiance (TSI). 2. The average brightness of the phot…
astro-ph.SR2018
Long-Term Oscillations of Sunspots and a Special Class of Artifacts in SOHO(MDI) and SDO(HMI) Data
V. I. Efremov, A. A. Soloviev, L. D. Parfinenko +6
A specific type of artifacts, that originate due to displacement of the image of a moving object along the digital (pixel) matrix of receiver are analyzed in detail. The criteria o…