Publications of the Astronomical Society of the Pacific, Volume 106, Issues 695-702Astronomical Society of the Pacific, 1994 |
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Page 219
... X - ray source with the dark core of the nearby molecular cloud Lynds 1457. The nature of the object remained a puzzle until the discovery by GINGA of coherent 206 - s pulsations in the X - ray light curve ( Takano et al . 1989 ; Koyama ...
... X - ray source with the dark core of the nearby molecular cloud Lynds 1457. The nature of the object remained a puzzle until the discovery by GINGA of coherent 206 - s pulsations in the X - ray light curve ( Takano et al . 1989 ; Koyama ...
Page 781
... X Rays . Borkowski and Pisarski ( 2 ) SNR Morphology : Hydrodynamics and Radio Observations . Chevalier and Dickel ... Ray Electrons and Propagations . Völk and Reynolds We have revised the original sessions somewhat , since we are no ...
... X Rays . Borkowski and Pisarski ( 2 ) SNR Morphology : Hydrodynamics and Radio Observations . Chevalier and Dickel ... Ray Electrons and Propagations . Völk and Reynolds We have revised the original sessions somewhat , since we are no ...
Page 782
... X - ray spectrum from a hot astrophysical plasma . A satisfactory fit to the spectrum of the diffuse X - ray background also requires an additional temperature component with log T≈6.4 . 2.3 Theoretical Implications The first ...
... X - ray spectrum from a hot astrophysical plasma . A satisfactory fit to the spectrum of the diffuse X - ray background also requires an additional temperature component with log T≈6.4 . 2.3 Theoretical Implications The first ...
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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