Abstract
The main results of the SPIRIT experiment on imaging spectroscopy of the Sun in the soft X-ray and extreme vacuum UV range are presented. The results were obtained onboard the CORONAS-F satellite, which has been operating since July 2001. More than 40 thousand observation sessions were performed during the experiment. About a million solar images and spectra (more than 250 Gb of information) were obtained, including monotemperature images of the solar atmosphere in six spectral regions, corresponding to temperatures from 0.05 to 2 MK; full-Sun spectral images (spectroheliograms) in more than 150 lines (177–207 Å and 285–335 Å, T from ∼0.05 to 20 MK); images of the full Sun in the monochrome Mg XII line (8.42 Å, T ∼ 10 MK); images of the solar corona at a distance of up to five solar radii; continuous series (up to 20 days long) of observations with high time resolution (40–100 s); observations of the flare dynamics, including the preflare, initial, and main phases, with a resolution of 7 s, and data on the absorption of X-ray and XUV solar radiation in the upper atmosphere of the Earth. The study was performed for the maximum of the 11-year solar activity cycle and for its decrease phase.
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Translated from Astronomicheskii Vestnik, Vol. 39, No. 6, 2005, pp. 495–506.
Original Russian Text Copyright © 2005 by Zhithik, Kuzin, Sobel'man, Bugaenko, Ignat'ev, Mitrofanov, Oparin, Pertsov, Slemzin, Sukhodrev, Urnov.
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Zhithik, I.A., Kuzin, S.V., Sobel'man, I.I. et al. Main Results of the SPIRIT Experiment Onboard the CORONAS-F Satellite. Sol Syst Res 39, 442–452 (2005). https://doi.org/10.1007/s11208-005-0057-7
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DOI: https://doi.org/10.1007/s11208-005-0057-7