Publications of the Astronomical Society of the Pacific, Volume 106, Issues 695-702Astronomical Society of the Pacific, 1994 |
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Page 146
... temperature B Com are compared . The symbols show season means which suppress any rotational modulation . Smaller symbols indicate observations of low weight . Magnetic - activity variations lead the temperature variations by 2.9 ± 0.3 ...
... temperature B Com are compared . The symbols show season means which suppress any rotational modulation . Smaller symbols indicate observations of low weight . Magnetic - activity variations lead the temperature variations by 2.9 ± 0.3 ...
Page 147
... temperature changes ( see Gray et al . 1994 ; Gray and Baliunas 1994 ) . If we assume this behavior also holds for the Sun , then a minimum temperature would have occurred ≈1982-83 when the velocity span showed a minimum . The center ...
... temperature changes ( see Gray et al . 1994 ; Gray and Baliunas 1994 ) . If we assume this behavior also holds for the Sun , then a minimum temperature would have occurred ≈1982-83 when the velocity span showed a minimum . The center ...
Page 436
... temperature calibration reproduces satisfactorily the infrared temperature scale of Bell and Gustafsson ( 1989 ) . It is shown that Osborn's ( 1979 ) calibration underestimates the effective temperatures of K giants by ~ 170 K and those ...
... temperature calibration reproduces satisfactorily the infrared temperature scale of Bell and Gustafsson ( 1989 ) . It is shown that Osborn's ( 1979 ) calibration underestimates the effective temperatures of K giants by ~ 170 K and those ...
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absorption abundance accretion analysis asteroids astrometry Astronomical Society binary bright calibration catalog central star chromospheric clouds color comets correction derived detection detector diagram disk distribution eclipse emission errors estimate evolution expansion velocities Fe/H field flux frame function galactic galaxies GCLF giant branch globular clusters H II regions Hyades indices infrared ionized km s¹ light curve lines luminosity magnitude main sequence main-sequence mass measured MNRAS objects observations Observatory obtained open clusters optical orbital parameters PASP period phase photometric pixels planetary nebulae plotted quasars radial velocities radius range ratio red giants reddening redshift region residuals rotation sample scale scatter secondary solar sources spectral type spectroscopic spectrum standard stellar subgiant survey Table telescope temperature tion turnoff values variability wavelength white dwarf width X-ray XX Vir