Publications of the Astronomical Society of the Pacific, Volume 106, Issues 695-702Astronomical Society of the Pacific, 1994 |
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Page 106
... distance from a low of 8500 K to a high of 10,000 K over the inner 4.5 arcmin of the nebula . A gradient in T ( Bac ) is found which decreases with distance from a high of 8000 K to a low of 3000 K. - -3 cm -3 Density gradients for S ...
... distance from a low of 8500 K to a high of 10,000 K over the inner 4.5 arcmin of the nebula . A gradient in T ( Bac ) is found which decreases with distance from a high of 8000 K to a low of 3000 K. - -3 cm -3 Density gradients for S ...
Page 346
... distance determination for PNe is a major problem . The traditional way to derive distances is through the Shklovskii ... distance determination has led to an emphasis on individual distance determinations ( Gathier 1984 , 1987 ) . The ...
... distance determination for PNe is a major problem . The traditional way to derive distances is through the Shklovskii ... distance determination has led to an emphasis on individual distance determinations ( Gathier 1984 , 1987 ) . The ...
Page 786
... Distances A contribution to the perennial problem of determining supernova remnant distances was made by Kassim . A knowledge of the distance to a supernova remnant is necessary for just about any astrophysical inference , but credible ...
... Distances A contribution to the perennial problem of determining supernova remnant distances was made by Kassim . A knowledge of the distance to a supernova remnant is necessary for just about any astrophysical inference , but credible ...
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abundance additional analysis appear associations assumed Astronomical average binary blue bright calibration catalog central clouds cluster color compared correction derived detection determined discussed distance distribution dwarf eclipse effects emission errors estimate et al evidence evolution field Figure flux frame function galaxies giants given groups included increase indices less light limit lines luminosity magnitude mass mean measured MNRAS nebulae noted objects observations obtained optical orbital PASP period phase photometric pixels position possible present probably quasars range ratio reduced reference region relation relative rotation sample scale scatter secondary shown similar sources spectral spectrum standard stars stellar stellar winds suggests surface survey Table telescope temperature tion University values variability velocity wavelength X-ray