Publications of the Astronomical Society of the Pacific, Volume 106, Issues 695-702Astronomical Society of the Pacific, 1994 |
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Page 47
... mass spectrum of the form N ( m ) ~ m ̄a , where a may take on different characteristic values in selected mass ranges . From this , an analytical globular - cluster luminosity function ( GCLF ) is then derived . It is shown that this ...
... mass spectrum of the form N ( m ) ~ m ̄a , where a may take on different characteristic values in selected mass ranges . From this , an analytical globular - cluster luminosity function ( GCLF ) is then derived . It is shown that this ...
Page 345
... mass ( M ) of 0.6M , M , is ~ 10-7 Mo yr . If AM , is ~ 10-3 Mo , then At is 10 yr . However , At is a very strong function of the core mass ( Renzini 1982 ) . According to the approximate formula given by Tylenda ( 1989 ) , log At ...
... mass ( M ) of 0.6M , M , is ~ 10-7 Mo yr . If AM , is ~ 10-3 Mo , then At is 10 yr . However , At is a very strong function of the core mass ( Renzini 1982 ) . According to the approximate formula given by Tylenda ( 1989 ) , log At ...
Page 348
... MASS OF THE PN CENTRAL STARS Since the central stars of PNe represent the cores of their AGB progenitors , their masses are given by the core mass - luminosity relationship [ Eq . ( 1 ) ; Paczyński 1971 ; Wood and Zarro 1981 ; Iben and ...
... MASS OF THE PN CENTRAL STARS Since the central stars of PNe represent the cores of their AGB progenitors , their masses are given by the core mass - luminosity relationship [ Eq . ( 1 ) ; Paczyński 1971 ; Wood and Zarro 1981 ; Iben and ...
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absorption abundance accretion analysis asteroids 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 pixel 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 stellar winds subgiant survey Table telescope temperature tion turnoff values variability wavelength white dwarf width X-ray XX Vir