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A&A manuscript no. (will be inserted by hand later)
 

Summary: A&A manuscript no.
(will be inserted by hand later)
Your thesaurus codes are:
08 ( 08.12.1 ; 08.01.2 ; 08.03.3 ; 02.12.1 ; 02.18.7 )
ASTRONOMY
AND
ASTROPHYSICS
18.11.1996
The Na i ––5890,5896 resonance doublet as chromospheric
diagnostics in M dwarfs
V. Andretta 1;2 , J. G. Doyle 2 , and P. B. Byrne 2
1 Current Address: NASA/GSFC -- Laboratory for Astronomy and Solar Physics -- Code 682 -- Greenbelt, MD 20771 -- USA
2 Armagh Observatory -- College Hill -- Armagh BT61 9DG -- N. Ireland
e­mail: andretta@gsfc.nasa.gov -- jgd@star.arm.ac.uk -- pbb@star.arm.ac.uk
Received ; accepted
Abstract. The Na i D lines at 5890/5896 š A are very
prominent features in the spectrum of late­type stars. Nev­
ertheless, little attention has been devoted to the potential
use of those lines as chromospheric diagnostics. As a case
study, we explore the dependence on chromospheric activ­

  

Source: Armagh Observatory

 

Collections: Physics