Measurement of brightness oscillations on the Sun on board "Mars-96" spacecraft (SOYA experiment)
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1Bruns, AV 1Scientific-Research Institute “Crimean Astrophysical Observatory” of the Ministry for Education and Science of Ukraine, Nauchny, Crimea, Ukraine |
Kosm. nauka tehnol. 1996, 2 ;(2):18–23 |
https://doi.org/10.15407/knit1996.03.018 |
Publication Language: Russian |
Abstract: The experiment SOYA conducted on board interplanetary station "Mars-96" is described. The experiment is intended for studying the internal solar structure by helioseismology methods. The experiment is based on the measurement of brightness oscillations on the Sun as a star. The amplitude of brightness fluctuations with respect to the average level is of order of 10~5. Detection of such small oscillations presents very high metrological requirements to the device. The design of the high-precision photometer SOYA is described.
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Keywords: brightness oscillations on the Sun, helioseismology, Mars-96 |
References:
Bruns A. V. Some peculiarites of the power spectrum of the 5-min solar brightness oscillations. Solar Physics, 133, 89—94 (1991).
https://doi.org/10.1007/BF00149828
https://doi.org/10.1007/BF00149828
Bruns A. V., Bonnet R. M., Delaboudiniere J. P., et al. The helioseismology experiment on the planetary mission “Phobos”. Bull. Crim. Astrophys. Obs., N 83, 22—33 (1991).
Bruns A. V., Shumko S. M. Short term variability of the power spectrum of 5-min oscillations of the Sun. Planet. Sci., 39 (1/2), 41—46 (1991).
https://doi.org/10.1016/0032-0633(91)90124-s