Titlebook: Visually Observing Comets; David A. J. Seargent Book 2017 Springer International Publishing Switzerland 2017 Amateur comet-hunting.How to

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29P/Schwassmann-Wachmann, an “Outbursting” Comet to Watchehavior, there will no doubt be many occasions when it will be an easy object for telescopes having apertures of just one quarter of that diameter, and it is this that makes comet 29P such a fascinating object for visual observers (Fig. 14.1).

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2198-0756 o what to look for in comet heads and tails.. .Details are also given of 20 periodic comets, predicted to return between the years 2017 and 2027, that are expected to become suitable targets for visual observin978-3-319-45434-4978-3-319-45435-1Series ISSN 2198-0756 Series E-ISSN 2198-0764

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eneral practitioners with up-to-date useful information, has sponsored the production of this series of publi­ cations on organbased cancers, especially written for general practitioners. Regis Malbois Advisor in charge of the "Europe against Cancer" programme Commission of the European Communities Brussels P978-3-540-56702-8978-3-642-78225-1

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David A. J. Seargenthe same q-dependent intensity, ... 0.125 is a limit case where the (CAF) state and the diffuse scattering disappear. In the compounds with .. = 0.20 and ... 0.125, an intriguing insulating and ferromagnetic (FI) phase occurs at low temperature. The superstructure Bragg peaks at .. = (0, 0, .)., typi

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David A. J. Seargention and seropositivity for IgM rheumatoid factor are unusual in JCA, and at initial presentation large joints tend to be involved more prominently than small joints (. rheumatoid arthritis). Furthermore, iritis and pericarditis are relatively common in JCA, compared to rheumatoid arthritis.

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David A. J. Seargentfraction of the still contractile section. Survival was reported to be 100% or 90% if this ejection fraction surpassed 45% or 39% respectively (Watson .., 1975; Kapelanski .., 1978). Surgical mortality is higher if a revascularization procedure has to be added to the aneurysmectomy (Burton ., 1979).

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