Publications of the Astronomical Society of the Pacific, Volume 106, Issues 695-702Astronomical Society of the Pacific, 1994 |
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Page 100
... pixels . Once the order position is determined through a six order polynomial relating rows versus columns spectra are stripped out by selecting the pixel the solution passes through rather than a weighted sum of the two closest pixels ...
... pixels . Once the order position is determined through a six order polynomial relating rows versus columns spectra are stripped out by selecting the pixel the solution passes through rather than a weighted sum of the two closest pixels ...
Page 319
... pixel . The result is a JXM flat - field spectrum , where J is the length of the order in pixels and M is the total number of orders being extracted . We include the weighting factor to account for fractional pixels at the order ...
... pixel . The result is a JXM flat - field spectrum , where J is the length of the order in pixels and M is the total number of orders being extracted . We include the weighting factor to account for fractional pixels at the order ...
Page 525
... pixels to scan ) by analog summing of the pixel data inside serial shift registers . Faster techniques for parallel pixel summing and scanning of only selected image pixels will be discussed later in this paper . When the initial ...
... pixels to scan ) by analog summing of the pixel data inside serial shift registers . Faster techniques for parallel pixel summing and scanning of only selected image pixels will be discussed later in this paper . When the initial ...
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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