Observations of the solar radio emission with the Callisto spectrometer |
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Authors: | Kh A Monstein S V Lesovoy A I Maslov |
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Institution: | 1.Institute of Astronomy,Zurich,Switzerland;2.Institute of Solar-Terrestrial Physics, Siberian Branch,Russian Academy of Sciences,Irkutsk,Russia |
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Abstract: | In the framework of the program for setting the Callisto spectrometer network into operation, the spectral measurements were
carried out at the sites of spectrometer locations in India and Russia in winter 2006. The results achieved at Badary, the
site where the Siberian Solar Radio Telescope (SSRT) is located, are presented. The measurements were performed using a broadband
log-periodic antenna connected to the Callisto spectrometer developed at the Institute of Astronomy (Zurich). The results
of these measurements should explain whether spectral studies at frequencies below 1 GHz can be performed using such antennas
or new antennas should be developed. The presented results are compared with the similar results obtained in Switzerland in
the frequency intervals of interest for radio astronomy. Concerning electromagnetic noise, Badary is a better site for observing
the Sun in the 50–800 MHz frequency range as compared to observatories in Switzerland. |
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