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Astron. Astrophys. 364, 873-875 (2000)

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Type I radio bursts and the minimum between sunspot cycles 22 & 23

R. Ramesh 1 and G.A. Shanmugha Sundaram 1,2

1 Indian Institute of Astrophysics, Bangalore 560 034, India
2 Joint Astronomy Programme, Department of Physics, Indian Institute of Science, Bangalore 560 012, India

Received 21 June 2000 / Accepted 26 July 2000


Spectral observations of Type I radio bursts published in the Solar Geophysical Data are used to show that the minimum between solar cycles 22 & 23 occurred during October 1996.

Key words: Sun: general – Sun: radio radiation – Sun: sunspots

Send offprint requests to: R. Ramesh (ramesh@iiap.ernet.in)

This article contains no SIMBAD objects.


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© European Southern Observatory (ESO) 2000

Online publication: January 29, 2001