As a kind of ground-based optical astrometric instrument, zenith telescope observes stars near zenith, which substantially reduces the influence of normal atmospheric refraction. Its high-precision ...
At 8,040 feet above sea level (2,450 meters) in Uttarakhand, India, lies a prime site for astronomical observations — Devasthal, 31 (52 kilometers) miles east of the resort town Nainital. Surrounded ...
ZENITH OF PRIMITIVE BABYLONIAN ASTRONOMY.—Prof. Reginald A. Fessenden, of Chestnut Hill, Mass., whose proposals for an archaeological expedition to the Caucasus have received support from ...
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