Astronomy and Astrophysics – Astrophysics
Scientific paper
Mar 1990
adsabs.harvard.edu/cgi-bin/nph-data_query?bibcode=1990a%26as...82..531f&link_type=abstract
Astronomy and Astrophysics Supplement Series (ISSN 0365-0138), vol. 82, no. 3, March 1990, p. 531-541. Research supported by CIC
Astronomy and Astrophysics
Astrophysics
13
Calcium, Chromosphere, Emission Spectra, Late Stars, Stellar Spectrophotometry, Ubv Spectra, Color-Color Diagram, Interstellar Extinction, Stellar Activity, Stellar Atmospheres, Stellar Rotation
Scientific paper
Homogeneous uvby-beta photometry has been obtained for 73 Ca II emission
stars. The standard colors and V magnitudes are presented, with a
detailed discussion of atmospheric extinction and transformation
coefficients. A study of reddening is also included.
Fabregat Juan
Reglero Victor
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