The Astrophysical Journal, Volumul 14University of Chicago Press, 1901 "Letters to the Editor" issued as Part 2 and separately paged from v. 148, 1967. Beginning in 2009, the Letters published only online. |
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Absorption line Allegheny Observatory amount appears April ASTROPHYSICAL JOURNAL atmosphere Beginning of bright black body bright band brighter cadmium carbon celestial chlorine column computed condensations corona curve dark line density determined diameter diffuse displacements Earth eclipse End of band equations error exposure faculæ faint February 25 focal length focus formula gaseous gases given heat hydrogen lines inches increase intensity July Jupiter kilometers lens Lick Observatory light magnitude March March 18 Mars maximum mean measured metallic Mills spectrograph minimum mirror nebula negative Nova Persei observations obtained orbit photographs planets plates position pressure prism radiation region residual rays Roche sphere SCHEINER Seed 27 shown Singkep solar spark lines spectra spectrograph spectroscope spectrum star Stefan's law streamers surface telescope temperature tenth-meters tion tube two-foot reflector values vapor velocity violet wave-lengths width Yerkes Observatory ΙΟ