Browsing by Title "Antalgol variable ST Ophiuchi (52.1907)"
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Antalgol variable ST Ophiuchi (52.1907)
(University of Missouri--Columbia, 1911)The variability of ST Ophiuchi was discovered at Harvard from an examination of31 photographs taken during the interval 1893-1904. Professor Pickering announced that the light variation was short duration, evidently about ...