Mostrando 221 - 240 Resultados de 11,159 Para Buscar 'Astroboy~', tiempo de consulta: 4.47s Limitar resultados
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    “…Photoelectric observations of night sky brightness (NSB) at different zenith distances and azimuths, covering all the sky, at the Egyptian Kottamia Astronomical observatory (KAO) site of coordinates ϕ = 29° 55.9′ N and λ = 31° 49.5′ E, were done using a fully automated photoelectric photometer (FAPP). …”
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    “…Earth-based radar astronomical observations provide information on surface characteristics, orbits, and rotations for a wide variety of solar system objects. …”
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  8. 228
    “…Consequently, the extreme disparity between modest genetic diversity and astronomically large population size in the plankton species cannot be explained by an unusually low mutation rate.…”
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    “…Once the completeness condition is fulfilled according to initial configuration of astrobots and their targets, the algorithm reaches full convergence of astrobots. …”
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  13. 233
    “…We analyze data sharing practices of astronomers over the past fifteen years. An analysis of URL links embedded in papers published by the American Astronomical Society reveals that the total number of links included in the literature rose dramatically from 1997 until 2005, when it leveled off at around 1500 per year. …”
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  14. 234
    por Selin, Helaine, Xiaochun, Sun
    Publicado 2000
    “…In addition to articles surveying Islamic, Chinese, Native American, Aboriginal Australian, Polynesian, Egyptian and Tibetan astronomy, among others, the book includes essays on Sky Tales and Why We Tell Them and Astronomy and Prehistory, and Astronomy and Astrology. The essays address the connections between science and culture and relate astronomical practices to the cultures which produced them. …”
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    por Wilkinson, John
    Publicado 2010
    “…This book presents those findings in a way that will be welcomed by amateur astronomers, students, educators and anyone interested in the Moon. …”
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  17. 237
    por Ringwood, Steve
    Publicado 2010
    “…In this entertaining parody of letters to a typical “lonely hearts” columnist, real-life expert and long-time astronomy columnist Steve Ringwood presents a sweeping overview of common questions and problems practical and amateur astronomers face, compiled from Ringwood's own experiences in the world of astronomy. …”
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  18. 238
    por Thompson, Robert, Thompson, Barbara
    Publicado 2011
    “…The Illustrated Guide to Astronomical Wonders offers you a guide to the equipment you need, and shows you how and where to find hundreds of spectacular objects in the deep sky -- double and multiple stars as well as spectacular star clusters, nebulae, and galaxies. …”
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    por Gendler, Robert
    Publicado 2013
    “…There are currently thousands of amateur astronomers around the world engaged in astrophotography at increasingly sophisticated levels. …”
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